Herschel Flax, M.D.
Surgery Physician · New York, NY
Herschel Flax, M.D. is a surgery physician with a practice address in New York, New York, and NPI 1295890986, issued on Dec 25, 2006. Check the license (New York 124389, as entered in NPPES) on the NYS Education Department, Office of the Professions; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Herschel Flax
- Credential
- M.D.
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- 124389 NY
Self-reported in NPPES; status is on the state search - Practice location
- 9 E 63RD St, New York, NY 10021
- Phone
- (212) 755-3833
- Enumerated
- Dec 25, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (212) 832-9279
- Entity
- Type 1 · individual
Also registered at 9 E 63RD St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael Frank, M.D.Gastroenterology Physician1982764510
- Lawrence Pape, M.D.Ophthalmology Physician1285720052
Verify Herschel Flax 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 124389Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Surgery Physician providers in New York
There are 2,053 surgery physician records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
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- Sara Abou Azar, M.D.Buffalo, NY1689103541
- Georges Abou-Eid, M.D.Roslyn, NY1518017425
- Ziad Abouezzi, MDPoughkeepsie, NY1831178284
- Mohamad Abouzeid, M.D.Port Jefferson, NY1144464421
- Frederick Achildiev, MDBay Shore, NY1740467737
Common questions
What is Herschel Flax, M.D.'s NPI number?
Herschel Flax, M.D.'s National Provider Identifier (NPI) is 1295890986, issued on Dec 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Herschel Flax, M.D. located?
The NPPES record lists a practice address at 9 E 63RD St, New York, NY, 10021. Phone: (212) 755-3833. Providers update this record themselves, so call before visiting.
How can I verify Herschel Flax, M.D.'s license?
NPPES lists New York license number 124389, 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.
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.
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.