NPPES file of Aug 9, 2026

Michael T. Keegan, M.D.

Gastroenterology Physician · Chevy Chase, MD

Michael T. Keegan, M.D. is a gastroenterology physician with a practice address in Chevy Chase, Maryland, and NPI 1992774442, issued on Mar 16, 2006. Check the license (Maryland D0030794, as entered in NPPES) on the Maryland Board of Physicians; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1992774442
Name
Michael T. Keegan
Credential
M.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
D0030794 MD
Self-reported in NPPES; status is on the state search
Practice location
5550 Friendship Blvd, Chevy Chase, MD 20815
Phone
(301) 654-2521
Enumerated
Mar 16, 2006
Record last updated
Jun 28, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(301) 654-2986
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest gastroenterology physician records → All 505 in Maryland → Look up another NPI →

Also registered at 5550 Friendship Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Kevin Collier, M.D.Gastroenterology Physician1730287228
  2. Mary Craddock, MEDICAL DOCTORAnesthesiology Physician1205922291
  3. Kara Danneberger, PA-CPhysician Assistant1326475674
  4. Jovy Eusebio, MEDICAL DOCTORAnesthesiology Physician1649367533
  5. Kambiz Fotoohi, DMDProsthodontics1255627147
  6. Eduardo Gerlein, DDS, MS,MMSCOrthodontics and Dentofacial Orthopedics Dentistry1952316549

Verify Michael T. Keegan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D0030794    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Maryland license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Michael T. Keegan among 505 gastroenterology physician records in Maryland

Michael T. Keegan, M.D. is one of 505 gastroenterology physician records with a practice address in Maryland. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 16% of them.

  • NPI issued2006 · 16% of these records are older, 46% newer
  • In a Medicare fileNo · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 68% of these records are
  • Record last updated2016 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

17 gastroenterology physician records list a practice address in Chevy Chase

They are 17 of the 1,118 NPPES records with a practice address in Chevy Chase, and 505 gastroenterology physician records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 505 in Maryland → Every provider in Chevy Chase → Gastroenterology Physician nationwide →

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Mohammed Ali, MDChevy Chase, MD 208151962476143
  2. Matthew Chandler, M.D.Chevy Chase, MD 208151568618940
  3. Robynne Chutkan, M.D.Chevy Chase, MD 208151437212347
  4. Kevin Collier, M.D.Chevy Chase, MD 208151730287228
  5. Ramsey Daher, M.D.Chevy Chase, MD 208151710206115
  6. Ramin Farboudmanesch, MDChevy Chase, MD 208151669433215
  7. Robert Hardi, M.D.Chevy Chase, MD 208151285693440
  8. Kathryn Kirk, MDChevy Chase, MD 208151477655371

Common questions

What is Michael T. Keegan, M.D.'s NPI number?

Michael T. Keegan, M.D.'s National Provider Identifier (NPI) is 1992774442, issued on Mar 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael T. Keegan, M.D. located?

The NPPES record lists a practice address at 5550 Friendship Blvd, Chevy Chase, MD, 20815. Phone: (301) 654-2521. Providers update this record themselves, so call before visiting.

How can I verify Michael T. Keegan, M.D.'s license?

NPPES lists Maryland license number D0030794, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.