Nicholas Walsh, MD
Psychiatry Physician · Mount Vernon, NY
Nicholas Walsh, MD is a psychiatry physician with a practice address in Mount Vernon, New York, and NPI 1083689392, issued on Feb 21, 2006. Check the license (New York 156990-1, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Nicholas Walsh
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 156990-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 12 N 7TH Ave, Mount Vernon, NY 10550
- Phone
- (914) 664-8000
- Enumerated
- Feb 21, 2006
- Record last updated
- Oct 9, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (914) 664-8015
- Medicaid ID
- 01443498 NY
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 6,589 in New York → Look up another NPI →
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A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Nicholas Walsh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 156990-1Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average psychiatry physician in 2024
76 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
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.
Nicholas Walsh among 6,589 psychiatry physician records in New York
Nicholas Walsh, MD is one of 6,589 psychiatry physician records with a practice address in New York. 72% 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 3% of them.
- NPI issued2006 · 3% of these records are older, 65% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileNo · 39% of these records are
- Record last updated2007 · 65% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
12 psychiatry physician records list a practice address in Mount Vernon
They are 12 of the 1,231 NPPES records with a practice address in Mount Vernon, and 6,589 psychiatry physician records in New York.
All 6,589 in New York → Every provider in Mount Vernon → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Marguerite Dean, MDMount Vernon, NY 105501689649345
- Chukwuemeka Efobi, M.DMt Vernon, NY 105501427135862
- Esther Langer, MDMount Vernon, NY 105501891760559
- Robert Nagel, MDMount Vernon, NY 105501346398427
- Ralph Nager, MDMount Vernon, NY 105501194790865
- Mitchell Offner, M.D.Mount Vernon, NY 105501447311857
- Myreille Polycarpe, MDMount Vernon, NY 105501801806807
- Sharon Topolsky, MDMount Vernon, NY 105501821135559
Common questions
What is Nicholas Walsh, MD's NPI number?
Nicholas Walsh, MD's National Provider Identifier (NPI) is 1083689392, issued on Feb 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nicholas Walsh, MD located?
The NPPES record lists a practice address at 12 N 7TH Ave, Mount Vernon, NY, 10550. Phone: (914) 664-8000. Providers update this record themselves, so call before visiting.
How can I verify Nicholas Walsh, MD's license?
NPPES lists New York license number 156990-1, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Nicholas Walsh, MD prescribe under Medicare Part D?
In 2024, Nicholas Walsh, MD had 76 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. 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.