Paul O Brien, MD
Emergency Medicine Physician · Bethesda, MD
Paul O Brien, MD is an emergency medicine physician with a practice address in Bethesda, Maryland, and NPI 1679519896, issued on Jun 22, 2006. Check the license (Maryland D0031027, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.
- Name
- Paul O Brien
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- D0031027 MD
Self-reported in NPPES; status is on the state search - Practice location
- 8600 Old Georgetown RD, Bethesda, MD 20814
- Phone
- (301) 896-3054
- Enumerated
- Jun 22, 2006
- Record last updated
- May 26, 2010 (not updated in 16 years: call before relying on the address or phone)
- Medicaid ID
- 063181700 MD
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,190 in Maryland → Look up another NPI →
Also registered at 8600 Old Georgetown RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Alessandro Albano, MDAnesthesiology Physician1124604566
- Richard Alcorta, MDEmergency Medicine Physician1720023203
- Sara Alehashemi, MDInternal Medicine Physician1134409287
Verify Paul O Brien in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0031027Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $19.18
1 payment: food and beverage; the largest payer was Abbvie Inc. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Paul O Brien among 1,190 emergency medicine physician records in Maryland
Paul O Brien, MD is one of 1,190 emergency medicine physician records with a practice address in Maryland. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 59% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 48% of these records are
- Record last updated2010 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in Maryland
There are 1,190 emergency medicine physician records in Maryland.
All 1,190 in Maryland → Every provider in Bethesda → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Richard Alcorta, MDBethesda, MD 208141720023203
- Edward Berman, MDBethesda, MD 208141326084518
- Jeremy Brown, MDBethesda, MD 208141366426330
- Brendan Carmody, MDBethesda, MD 208141649213984
- Barbara Cornet, NPBethesda, MD 208141932144466
- Jeffrey Engel, D.O.Bethesda, MD 208141760466973
- Emily Gordon, MDBethesda, MD 208141548212095
- Barton Leonard, MDBethesda, MD 208141386680577
Common questions
What is Paul O Brien, MD's NPI number?
Paul O Brien, MD's National Provider Identifier (NPI) is 1679519896, issued on Jun 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Paul O Brien, MD located?
The NPPES record lists a practice address at 8600 Old Georgetown RD, Bethesda, MD, 20814. Phone: (301) 896-3054. Providers update this record themselves, so call before visiting.
How can I verify Paul O Brien, MD's license?
NPPES lists Maryland license number D0031027, 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. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
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.