NPPES file of Aug 9, 2026

Brian Walsh, MD

Emergency Medicine Physician · Morristown, NJ

Brian Walsh, MD is an emergency medicine physician with a practice address in Morristown, New Jersey, and NPI 1720022528, issued on Jun 15, 2006. Check the license (New Jersey 25MA07819800, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1720022528
Name
Brian Walsh
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
25MA07819800 NJ
Self-reported in NPPES; status is on the state search
Practice location
Morristown Memorial Hospital (emergency Department), Morristown, NJ 07960
Phone
(973) 971-5000
Enumerated
Jun 15, 2006
Record last updated
Apr 14, 2008 (not updated in 18 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20050809000117); accepts Medicare assignment
Medical or professional school
University Of Missouri, Columbia School Of Medicine, 2002
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at Morristown Memorial Hospital (emergency Department)

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

  1. Glenn Birnbaum, MDEmergency Medicine Physician1679517395
  2. Hetal Patel, MDEmergency Medicine Physician1508800269

Verify Brian Walsh in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
    Search for license 25MA07819800
    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 New Jersey license search

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83% fewer Medicare Part D claims than the average emergency medicine physician in 2024

38 Medicare Part D claims for 35 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Brian Walsh38
  2. Specialty average226

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Morristown Emergency Medical Associates LLCMorristown, NJ

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Brian Walsh among 1,754 emergency medicine physician records in New Jersey

Brian Walsh, MD is one of 1,754 emergency medicine physician records with a practice address in New Jersey. 83% 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 4% of them.

  • NPI issued2006 · 4% of these records are older, 61% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated2002 · median 2011 among the 1,167 with a school on file
  • Record last updated2008 · 55% 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 New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

84 emergency medicine physician records list a practice address in Morristown

They are 84 of the 2,942 NPPES records with a practice address in Morristown, and 1,754 emergency medicine physician records in New Jersey.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Marilyn Althoff, M.D.Morristown, NJ 079601013966217
  2. Christopher Amato, MDMorristown, NJ 079601407897721
  3. Jaroslaw Bilaniuk, MDMorristown, NJ 079601295700417
  4. Glenn Birnbaum, MDMorristown, NJ 079601679517395
  5. Dennis Cochrane, M.D.Morristown, NJ 079601922057132
  6. Louis Difazio, MDMorristown, NJ 079601376510032
  7. Frederick Fiesseler, D.O.Morristown, NJ 079601033177415
  8. Michael Gerardi, MDMorristown, NJ 079601194763425

Common questions

What is Brian Walsh, MD's NPI number?

Brian Walsh, MD's National Provider Identifier (NPI) is 1720022528, issued on Jun 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Brian Walsh, MD located?

The NPPES record lists a practice address at Morristown Memorial Hospital (emergency Department), Morristown, NJ, 07960. Phone: (973) 971-5000. Providers update this record themselves, so call before visiting.

How can I verify Brian Walsh, MD's license?

NPPES lists New Jersey license number 25MA07819800, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Brian Walsh, MD prescribe under Medicare Part D?

In 2024, Brian Walsh, MD had 38 Medicare Part D claims for 35 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

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.