An ABIM check confirms whether a physician is board certified by the American Board of Internal Medicine. Search the physician's name on ABIM's public lookup, read the certification status and discipline, and request an ABIM verification letter if a hospital or insurer needs written proof. The public lookup is free, takes minutes, and works for any diplomate.
An ABIM check confirms whether a physician is board certified by the American Board of Internal Medicine. Search the physician's name on ABIM's public lookup, read the certification status and discipline, and request an ABIM verification letter if a hospital or insurer needs written proof. The public lookup is free, takes minutes, and works for any diplomate.
| Fact | Details | Source |
|---|---|---|
| Who certifies and delivers the exam | The American Board of Internal Medicine certifies physicians. Exam appointments are scheduled with the test vendor, Pearson Professional Assessments. | ABIM |
| Eligibility | 36 calendar months of ACGME-accredited (or Canadian-accredited) graduate medical education completed by Aug. 31 of the exam year | ABIM |
| Initial certification fee | $1,430 for Internal Medicine; late registration adds a non-refundable $400 fee | ABIM |
| 2027 registration window | Opens Dec. 1, 2026; standard registration runs through Apr. 15, 2027; late registration runs Apr. 16 to Apr. 28, 2027 | ABIM |
| 2027 exam dates | Aug. 12, 16, 17, 25 or 26, 2027 | ABIM |
| Exam length | Approximately 10 hours, divided into four sessions of up to two hours each | ABIM |
| Scoring and results | Pass-fail is based on the entire exam against an absolute standard independent of other candidates; final results are released within three months of the last exam date | ABIM |
| Certificate validity | Remains valid as long as the diplomate continues to participate in Maintenance of Certification (MOC) | ABIM |
An ABIM check is a primary-source look at a physician's standing with the American Board of Internal Medicine. Hospitals run one during credentialing, insurers run one before adding a doctor to a network, and patients run one before booking a specialist. The result tells you whether the person holds a current certificate in internal medicine or a subspecialty such as cardiology or endocrinology. Because the record comes straight from the board, it carries more weight than a résumé line.
If you are also preparing for the exam itself, start with the full abim test guide, which covers content outlines, scoring, and study planning. This page stays focused on verification and status. Think of the two topics as opposite ends of the same pipeline: candidates earn the certificate through a roughly ten-hour exam, and everyone else, from credentialing staff to patients, confirms that the certificate exists and remains valid today.
ABIM calls any physician it has certified a diplomate. A diplomate can hold several certificates at once, and general internal medicine plus cardiology, for example, are listed separately, each with its own status. When you run an ABIM check, read every line rather than stopping at the first match. A physician may be certified in one discipline and not another, and the distinction matters when a privilege request names a specific specialty.
Timing matters too. Certificates issued before 1990 were generally lifetime, while newer ones are time-limited and stay valid only while the diplomate takes part in Maintenance of Certification, known as MOC. That is why a check done today can differ from one done three years ago. A physician who was certified in 2015 and then stopped participating may no longer show an active status, so always record the date you ran the lookup.
Verification is not only for employers. Patients moving to a new city, adult children choosing a cardiologist for a parent, and residents confirming a supervising attending all benefit from a two-minute lookup. Board certification is not the same as a state medical license, so a thorough review also checks the licensing board for disciplinary actions. Use ABIM to confirm the specialty credential and the state board to confirm the legal right to practice medicine.
This guide walks through the lookup step by step, explains what each status means, shows how to request a verification letter, and covers the exam facts physicians need if they are the ones being verified. It also answers common questions about login problems, name mismatches, and records that seem out of date. Skim the table above for quick facts, then jump to the section that matches your situation using the contents menu.
A quick word on accuracy. ABIM updates its public records as certificates are earned, renewed, or lapse, but a lookup is a snapshot, not a guarantee about tomorrow. Credentialing offices therefore pair the public search with direct primary-source verification and re-check at each reappointment cycle. If you only need a fast answer for a personal decision, the public lookup is enough; if a job or privilege depends on the result, keep documentation.
Start at abim.org and find ABIM's public tool for verifying a physician's certification. Use the official site rather than a third-party directory, because only the board holds the primary record. Bookmark the page so future checks always begin from the same trusted source.
Enter the physician's first and last name and, if the tool asks, a state or specialty to narrow results. Try variations such as a middle initial or a maiden name when nothing appears. If several doctors share a name, match the city or training details.
Review each discipline listed, such as Internal Medicine, Cardiovascular Disease, or Endocrinology. Note whether the status shows the physician as certified and whether Maintenance of Certification participation is indicated. A single doctor can be current in one area and not another, so never stop at the first row.
Write down the date, the exact status wording, and the disciplines you saw, or save a screenshot for your credentialing file. If a hospital, payer, or employer requires formal proof, ask for an ABIM verification through the physician's account or your organization's usual channel.
An ABIM status check shows whether a physician currently holds certification from the American Board of Internal Medicine and in which disciplines. The record is organized by certificate, so a doctor with general internal medicine and a cardiology credential will see two separate entries. Each entry carries its own status, which is why a quick glance at the top of the page can mislead. Read the whole list before you form any conclusion about the physician.
The most important distinction is certified versus not certified. Certified means the physician passed the required exam and met the board's requirements for that discipline. Not certified can mean several things: the physician never sat for the exam, did not pass it, let a time-limited certificate lapse, or practices in a field this board does not cover. The public record rarely explains why, so treat a missing entry as a question to ask rather than a verdict.
Maintenance of Certification adds a second layer. Certificates issued from 1990 onward are time-limited, so diplomates must keep earning credit and demonstrating knowledge to stay current. ABIM introduced the Longitudinal Knowledge Assessment as an alternative to the traditional ten-year exam, letting physicians answer questions over time instead of sitting for one high-stakes test. For the details behind how the credential is earned and renewed, read our abim certificate guide.
Lifetime certificates deserve a note. Physicians first certified before 1990 usually hold non-time-limited certificates, and these do not expire even when the diplomate is not participating in maintenance. A status check may therefore show a certified physician who is not enrolled in MOC. That is normal and does not signal a problem. Employers sometimes still ask for participation as a separate requirement, so confirm what your organization actually needs before treating the result as a simple pass or fail.
Names are the most common source of confusion. Physicians marry, hyphenate, or use a nickname professionally, and the board record may carry the legal name from the original application. If a search for Jennifer Lee returns nothing, try Jenny Lee, Jennifer Lee-Smith, or a maiden name. Add a state or specialty filter to narrow the results, and compare the training program or city with what the physician has told you before accepting a match.
Remember that this board covers internal medicine and its subspecialties, not every field. A pediatrician is certified by the American Board of Pediatrics, a surgeon by the American Board of Surgery, and a family physician by the American Board of Family Medicine. Searching ABIM for those doctors will return nothing useful. If you are unsure which board applies, confirm the physician's stated specialty first, then look up the matching board instead of assuming there is a gap.
One last point on reading results: screenshots age quickly. A lookup reflects the moment you ran it, and statuses change when a diplomate renews, lapses, or earns a new subspecialty certificate. Write the date next to every saved result. Credentialing teams generally re-verify at reappointment, and individual patients can simply repeat the search before an important procedure. Two minutes of repeat checking costs far less than relying on stale information when something important depends on it.
Hospitals treat ABIM board verification as a required step in credentialing and privileging. The medical staff office collects the application, then confirms the certificate directly with the board instead of relying on a copy the applicant supplies. Primary-source verification protects the facility against misrepresentation and supports accreditation standards. Cardiologists and other subspecialists are typically checked twice, once for internal medicine and once for the subspecialty, with each result recorded separately.
Reappointment is where mistakes creep in. Privileges are commonly renewed every two years, and a certificate that was current at the first appointment may have lapsed since. Staff should rerun the lookup each cycle, note the date, and flag any change for the credentials committee. When a physician shows an expired or missing certificate, the usual next step is a written explanation request and committee review, not an automatic denial.
Health plans verify board certification when they enroll a physician and again at recredentialing, which commonly happens every three years. Accrediting standards for plans expect primary-source checks, so a plan will usually query the board or an approved verification service rather than accept a photocopy. The result often determines how a physician is listed in the provider directory, including whether a specialty label appears next to their name.
For physicians, the practical lesson is to keep records consistent across every payer. The name, specialty, and practice address on your applications should match the board listing. Inconsistencies trigger manual review, which can delay network participation by weeks and cost real revenue. If a payer's directory shows you as not certified when the board shows otherwise, send the payer a dated copy of your verification and ask for a written correction.
Patients can run an ABIM verification in a few minutes with no special access. Search the doctor's name, choose the right location or specialty if prompted, and read each certificate listed. Look for the discipline that matches your need, such as cardiology for a heart concern. Treat the result as one trustworthy signal about training and knowledge, not a guarantee about bedside manner, outcomes, or whether the physician accepts your insurance.
Pair the board check with two more steps. First, look up the physician's license with the state medical board to see whether any disciplinary actions are on file. Second, confirm the doctor accepts your insurance and holds privileges at the hospital you prefer. Together these three checks take less than ten minutes and tell you far more than a polished website or a long list of online reviews ever will.
A physician can be certified in internal medicine yet have no active subspecialty certificate, or the reverse. Before you accept any result, match the exact discipline named in the job, privilege request, or referral to the line you see on the record. This one habit prevents the most common ABIM check error.
An ABIM verification letter is formal written confirmation that a physician holds board certification, provided for credentialing, licensing, or employment. Unlike the public lookup, it is meant to be filed. Physicians usually start the request from their own ABIM account, while hospitals and payers often use the board's verification channels for organizations. Availability and turnaround can change, so confirm the current process on the board's website before promising anyone a deadline.
Most problems begin at sign-in. If you cannot get past your abim login, start with the basics: confirm the email address on file, use the password reset option, and try a different browser before contacting support. Many physicians created accounts years ago with a residency email that no longer works. Fix that first, because every other account task depends on getting in.
Once you are signed in, review your profile before requesting anything. Check that your legal name, date of birth, and contact details match your license and training records. A mismatch is a leading reason that verification requests stall at hospitals. If your name changed, update it with the board and keep documentation handy, because credentialing staff may ask for proof linking the former name to the current one. A five-minute profile review now saves a rejected request later.
Be specific about the recipient. A verification sent to the wrong department, or lacking the right discipline, wastes days. Ask the credentialing office exactly which certificates it needs verified, whether it wants general internal medicine plus a subspecialty, and whether it requires evidence of ongoing MOC participation. Provide the organization's name, delivery details, and a contact person, plus your ABIM ID number if you have it, so the request can be matched and tracked easily.
Allow time. Credentialing committees often meet monthly, and a late verification can push an appointment back by weeks. Submit the request as soon as you receive an offer or begin a payer application, and do not wait for the start date to be confirmed. If you just passed the exam, remember that final results are released within three months of the last exam date, so your certificate status may take some time to appear in the record.
Keep your own copy of everything. Save the confirmation of your request, the date you submitted it, and any reference number. If a hospital says it never received the document, a dated record lets you resubmit quickly and escalate with evidence. Also note when your certificate is due for maintenance activity, since a letter that confirms certification today does not protect you from a lapse next year. Treat the paper trail as part of your professional record.
Finally, separate verification from credentialing. ABIM confirms one thing: your board certification status. Licensure, malpractice history, hospital affiliations, and work history are verified elsewhere, usually by the state licensing board, the National Practitioner Data Bank, and former employers. Do not expect the board's letter to satisfy all of those requirements. A realistic calendar for a new hire starts at least 60 to 90 days before the start date, so the slowest document never holds you up.
Physicians on the receiving end of an ABIM check usually earned the certificate through a long, structured exam process. To sit for the ABIM Internal Medicine exam, you must complete 36 calendar months of ACGME-accredited or Canadian-accredited graduate medical education by August 31 of the exam year. Your program confirms completion with the board. Check your training dates early, especially if you took leave or changed programs, so no surprise delays your registration.
Registration for the 2027 exam opens on December 1, 2026. Standard registration runs through April 15, 2027, and late registration runs from April 16 through April 28, 2027, with a non-refundable $400 late fee on top of the exam fee. The initial certification fee for Internal Medicine is $1,430. Registering in the first weeks avoids the late charge and removes deadline pressure from a busy training year.
The exam itself lasts approximately ten hours, divided into four sessions of up to two hours each, with breaks between them. In 2027, you can take it on August 12, 16, 17, 25, or 26. Appointments are scheduled with the test vendor, Pearson Professional Assessments, so book a seat soon after your registration is approved. Popular dates and locations can fill, and travel plans are easier to make early.
ABIM does not grade on a curve. The pass-fail decision is based on performance on the entire exam, measured against an absolute standard that is independent of how other candidates perform. In practical terms, a strong cohort does not raise the bar and a weak cohort does not lower it. That is why a study plan should target the content itself, not rankings from forums. The board releases final results within three months of the last exam date.
Many candidates ask how the abim medicine boards compare with in-training exams. The in-training exam is a useful practice signal, but it does not count toward certification. Use it to find weak domains such as cardiology, pulmonary, or infectious disease, then rebuild your schedule around those gaps. Combining question banks with focused reading of guidelines tends to produce better recall than passively rereading notes, and it keeps your study hours tied to measurable progress.
After you pass, your certification shows up in the public record that others will check. To understand how lookups work from both sides, and how to confirm your own entry, read our guide to the abim physician portal and verification tools. Review your entry for accuracy soon after results post. If a discipline, name, or date looks wrong, contact the board promptly so credentialing offices never see an error.
Keep the long game in mind. An ABIM certificate remains valid as long as the diplomate continues to participate in Maintenance of Certification. That means passing the exam is the beginning of a recurring obligation, not the end. Put MOC deadlines on your calendar, track points as you earn them, and check your own status once or twice a year, just as a hospital would, so you never learn about a problem from a credentialing coordinator.
Start with a one-page routine for verification. Keep a note with the physician's full name, specialty, state, and the date you searched, then add the exact status text for each discipline. Whether you are a patient, a hiring manager, or a colleague, this record answers the follow-up question that always arrives later: what did the board's listing say, and when did you look? Consistent notes remove guesswork and make audits simple.
If you manage credentialing for a practice, build the check into your calendar rather than your memory. Set a recurring reminder to re-verify every provider at least annually and again before each payer revalidation. Group lookups into a single weekly block so no one is verified in a hurry. A spreadsheet with columns for provider, discipline, status, check date, and next due date is enough for a small group and easy to audit.
For patients, a short script helps. Search the physician's name on the board's lookup, confirm the specialty matches the one advertised, and check the state medical board for license status and any actions. If the name returns no result, call the office and ask which board certified the doctor. A good practice will answer plainly, and the question itself is perfectly reasonable. Never feel awkward asking about credentials before you trust someone with your care.
If you are the physician preparing for the exam, work backward from the test window. For an August sitting, choose a start date roughly twelve to sixteen weeks earlier, schedule weekly blocks of ten to twelve hours, and reserve the last two weeks for review. Rotate topics so cardiology, pulmonary, gastroenterology, and infectious disease each appear several times, rather than finishing one subject and never seeing it again before test day.
Practice questions beat passive review for most candidates. Do blocks of 40 questions, read every explanation, and keep a running log of missed concepts. Revisit the log weekly, and retire an item only after you answer it correctly twice in different contexts. Short cardiology and endocrinology sets are a convenient way to rehearse the board-style format when your schedule is tight, and they reveal weak areas quickly so you can adjust your plan.
Plan the logistics early as well. Confirm your identification matches your registration name exactly, map the route to the test center a week ahead, and practice sitting through long question blocks so your focus holds across four sessions. Pack permitted snacks, learn the break rules, and sleep properly the night before. On a ten-hour exam day, stamina and routine matter nearly as much as raw knowledge, and a calm start protects your first session.
Finally, protect your credential after you earn it. Keep your contact details current with the board, respond to renewal reminders, and review your public listing a few times a year. If you ever find an error, document it and report it promptly. A certificate that is accurate, current, and easy to verify saves you from delays at the moment a hospital, payer, or patient is checking. That small habit pays off for an entire career.