NPPES file of Aug 9, 2026

Naomi Hayes Gwynn, M.D.

Psychiatry Physician · New York, NY

Naomi Hayes Gwynn, M.D. is a psychiatry physician with a practice address in New York, New York, and NPI 1629158944, issued on Oct 17, 2006. Check the license (New York 226247, as entered in NPPES) on the NYS Education Department, Office of the Professions; 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
1629158944
Name
Naomi Hayes Gwynn
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
License numbers
226247 NY
040881 CT
Self-reported in NPPES; status is on the state search
Practice location
119 W 57TH St, New York, NY 10019
Phone
(212) 582-0400
Enumerated
Oct 17, 2006
Record last updated
Feb 11, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(212) 582-0400
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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Also registered at 119 W 57TH St

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

  1. Catrise AustinGeneral Practice Dentistry1386935112
  2. Stuart Bernstein, D.P.M.Podiatrist1518035930
  3. Steven Blei, D.D.S.General Practice Dentistry1356561294
  4. Joseph Bonavoglia, D.C.Chiropractor1801088471
  5. Gabriel CastanedaStudent in an Organized Health Care Education/Training Program1346184413
  6. Claudia Chakravaka ArgerClinical Social Worker1073085429

Verify Naomi Hayes Gwynn in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 226247
    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 York 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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73% fewer Medicare Part D claims than the average psychiatry physician in 2024

267 Medicare Part D claims for 11 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.

  1. Naomi Gwynn267
  2. Specialty average1,000

Most prescribed

  1. Clozapine98 claims
  2. Glycopyrrolate22 claims
  3. Haloperidol20 claims
  4. Lithium Carbonate Er19 claims
  5. Divalproex Sodium Er18 claims
  6. Aripiprazole15 claims

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.

Naomi Hayes Gwynn among 6,589 psychiatry physician records in New York

Naomi Hayes Gwynn, M.D. 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 updated2008 · 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).

2,604 psychiatry physician records list a practice address in New York

They are 2,604 of the 98,468 NPPES records with a practice address in New York, and 6,589 psychiatry physician records in New York.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Scott Cutler, M.D.New York, NY 100191700811957
  2. Seth Fielding, MDNyc, NY 100191699882886
  3. Jeffrey Fishberger, M.D.,New York, NY 100191821014705
  4. Richard Gersh, M.D.New York, NY 100191942247994
  5. Stephen Glassberg, M.D.New York, NY 100191932212149
  6. Ingrid Kemperman, M.D.New York, NY 100191578581062
  7. Jack Kohl, M.D.New York, NY 100191508961806
  8. Christine Lay, M.D., FRCPCNew York, NY 100191235116815

Common questions

What is Naomi Hayes Gwynn, M.D.'s NPI number?

Naomi Hayes Gwynn, M.D.'s National Provider Identifier (NPI) is 1629158944, issued on Oct 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Naomi Hayes Gwynn, M.D. located?

The NPPES record lists a practice address at 119 W 57TH St, New York, NY, 10019. Phone: (212) 582-0400. Providers update this record themselves, so call before visiting.

How can I verify Naomi Hayes Gwynn, M.D.'s license?

NPPES lists New York license number 226247, 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 Naomi Hayes Gwynn, M.D. prescribe under Medicare Part D?

In 2024, Naomi Hayes Gwynn, M.D. had 267 Medicare Part D claims for 11 beneficiaries; 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.