NPPES file of Aug 9, 2026

Jason Zachary Bronstein, M.D.

Sleep Medicine (Internal Medicine) Physician · New York, NY

Jason Zachary Bronstein, M.D. is a sleep medicine (internal medicine) physician with a practice address in New York, New York, and NPI 1922322817, issued on Mar 21, 2010. Check the license (New York 257825, 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
1922322817
Name
Jason Zachary Bronstein
Credential
M.D.
Primary taxonomy
Sleep Medicine (Internal Medicine) Physician 207RS0012X
License number
257825 NY
Self-reported in NPPES; status is on the state search
Practice location
5 E 98TH St, New York, NY 10029
Phone
(212) 241-5656
Enumerated
Mar 21, 2010
Record last updated
Mar 4, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(212) 241-8866
Medicare enrollment
Enrolled (PECOS I20170816003745); accepts Medicare assignment
Medical or professional school
New York University School Of Medicine, 2009
Telehealth
Offers telehealth (CMS)
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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8 nearest sleep medicine (internal medicine) physician records → All 57 in New York → Look up another NPI →

Also registered at 5 E 98TH St

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

  1. Noura Abul-Husn, M.D., PH.D.Clinical Genetics (M.D.) Physician1598907438
  2. Briana Adler, MS RD CDN CDERegistered Dietitian1033641733
  3. Manasi Agrawal, MDGastroenterology Physician1639488430
  4. Jawad Ahmad, MDHepatology Physician1104898311
  5. Sarah Ahn, DCChiropractor1023717261
  6. Anna Akerstedt, PH.D.Clinical Psychologist1831344829

Verify Jason Zachary Bronstein 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 257825    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

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87% fewer Medicare Part D claims than the average sleep medicine (internal medicine) physician in 2024

74 Medicare Part D claims for 12 beneficiaries, against an average of 585 among the 852 providers of this specialty who prescribed in Part D.

  1. Jason Bronstein74
  2. Specialty average585

Most prescribed

  1. Zolpidem Tartrate19 claims
  2. Modafinil15 claims
  3. Doxepin Hcl12 claims
  4. Fluticasone Propionate11 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

  1. Icahn School OF Medicine AT Mount SinaiNew York, NY

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

Jason Zachary Bronstein among 57 sleep medicine (internal medicine) physician records in New York

Jason Zachary Bronstein, M.D. is one of 57 sleep medicine (internal medicine) physician records with a practice address in New York. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 63% of them.

  • NPI issued2010 · 63% of these records are older, 30% newer
  • In a Medicare fileYes · 91% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2009 · median 2002 among the 42 with a school on file
  • Record last updated2019 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RS0012X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Sleep Medicine (Internal Medicine) Physician providers in New York

There are 57 sleep medicine (internal medicine) physician records in New York.

All 57 in New York → Every provider in New York → Sleep Medicine (Internal Medicine) Physician nationwide →

The 8 sleep medicine (internal medicine) physician records with the nearest ZIP codes

  1. Oren CohenNew York, NY 100291568857779
  2. Vaishnavi Kundel, M.D.New York, NY 100291598023822
  3. David Rapoport, M.D.New York, NY 100291164412359
  4. Helena Schotland, M.D.New York, NY 100291275558405
  5. Mira Tadros, DONew York, NY 100291467984864
  6. Thomas Tolbert, MDNew York, NY 100291184037970
  7. Amy Atkeson, M.D.New York, NY 100321851581219
  8. Sanja Jelic, M.D.New York, NY 100321427123652

Common questions

What is Jason Zachary Bronstein, M.D.'s NPI number?

Jason Zachary Bronstein, M.D.'s National Provider Identifier (NPI) is 1922322817, issued on Mar 21, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Jason Zachary Bronstein, M.D. located?

The NPPES record lists a practice address at 5 E 98TH St, New York, NY, 10029. Phone: (212) 241-5656. Providers update this record themselves, so call before visiting.

How can I verify Jason Zachary Bronstein, M.D.'s license?

NPPES lists New York license number 257825, 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 Jason Zachary Bronstein, M.D. prescribe under Medicare Part D?

In 2024, Jason Zachary Bronstein, M.D. had 74 Medicare Part D claims for 12 beneficiaries; the average among sleep medicine (internal medicine) physician prescribers was 585. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.