Sapir Nachum, MD
Endocrinology, Diabetes & Metabolism Physician · New York, NY
Sapir Nachum, MD is an endocrinology, diabetes & metabolism physician with a practice address in New York, New York, and NPI 1841759917, issued on Mar 18, 2019. Check the license (New York 331539, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Sapir Nachum
- Credential
- MD
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 331539 NY
Self-reported in NPPES; status is on the state search - Practice location
- 222 E 41St St FL 23, New York, NY 10017
- Phone
- (212) 481-1350
- Enumerated
- Mar 18, 2019
- Record last updated
- Mar 26, 2025
- Medicare enrollment
- Enrolled (PECOS I20241105001284); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 222 E 41St St FL 23
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Namrata GumasteEndocrinology, Diabetes & Metabolism Physician1891322368
- Sonal MehtaEndocrinology, Diabetes & Metabolism Physician1689137739
Verify Sapir Nachum 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 331539Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
127 Medicare Part D claims for 44 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 50% of claims.
Most prescribed
- Levothyroxine Sodium17 claims
- Metformin Hcl12 claims
- Synthroid11 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.
Bills Medicare through one group practice
- New York UniversityNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in New York
There are 970 endocrinology, diabetes & metabolism physician records in New York.
Other endocrinology, diabetes & metabolism physician records in New York
- Zinoviy Abelev, MDLong Island City, NY1891941613
- Jill Abelseth, M.D.Albany, NY1720080039
- Sherley Abraham, M.D.New York, NY1871739441
- Connor Abramowicz, DOPort Jefferson, NY1508485913
- Jennifer Abrams, DOBrooklyn, NY1679101364
- Naim Abrar, M.D.Riverhead, NY1790702355
- Cesar Abuchaibe, MDNew York, NY1316250582
- Runa Acharya, MDSyracuse, NY1477817401
- Robert Aden, MDBrooklyn, NY1457312829
- Deena Adimoolam, MDNew York, NY1619110228
Common questions
What is Sapir Nachum, MD's NPI number?
Sapir Nachum, MD's National Provider Identifier (NPI) is 1841759917, issued on Mar 18, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Sapir Nachum, MD located?
The NPPES record lists a practice address at 222 E 41St St FL 23, New York, NY, 10017. Phone: (212) 481-1350. Providers update this record themselves, so call before visiting.
How can I verify Sapir Nachum, MD's license?
NPPES lists New York license number 331539, 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 Sapir Nachum, MD prescribe under Medicare Part D?
In 2024, Sapir Nachum, MD had 127 Medicare Part D claims for 44 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.