Registry data as of Aug 27, 2026

Ezra Cohen, MD

Pediatric Rheumatology Physician · Boston, MA

Ezra Cohen, MD is a pediatric rheumatology physician with a practice address in Boston, Massachusetts, and NPI 1144515818, issued on Jun 10, 2011. Check the license on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1144515818
Name
Ezra Cohen
Credential
MD
Primary taxonomy
Pediatric Rheumatology Physician 2080P0216X
Practice location
850 Harrison Avenue, Yacc 6, Boston, MA 02118
Phone
(617) 414-5946
Enumerated
Jun 10, 2011
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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Verify Ezra Cohen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in MedicineCheck 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 Massachusetts 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.

62% fewer Medicare Part D claims than the average pediatric rheumatology physician in 2024

88 Medicare Part D claims for 11 beneficiaries, against an average of 234 among the 62 providers of this specialty who prescribed in Part D. Brand-name drugs were 49% of claims.

  1. Ezra Cohen88
  2. Specialty average234

Most prescribed

  1. Loteprednol Etabonate21 claims
  2. Hydroxychloroquine Sulfate13 claims
  3. Sumatriptan Succinate12 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.

Industry payments in 2024: $25.04

1 payment, mostly food and beverage; the largest payer was Biogen, Inc.. The 120 providers of this specialty with any payment received $3,231.50 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ezra Cohen$25.04
  2. Specialty average$3,231.50

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. Child Health Foundation OF Boston IncBoston, MA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Pediatric Rheumatology Physician providers in Massachusetts

There are 23 pediatric rheumatology physician records in Massachusetts.

Other pediatric rheumatology physician records in Massachusetts

  1. Elizabeth Ang, MDBoston, MA1881950764
  2. Peter Blier, MDSpringfield, MA1871557447
  3. Daniel Brown, M.D.Boston, MA1043456510
  4. Joyce Chang, M.D.Boston, MA1437412756
  5. Margaret Chang, M.D., PH.D.Boston, MA1194067678
  6. Trevor Davis, MDBoston, MA1932361292
  7. Fatma Dedeoglu, M.D.Boston, MA1316053184
  8. Olha HalyabarBoston, MA1881952547
  9. Melissa Hazen, M.D.Boston, MA1417170713
  10. Lauren Henderson, MDBoston, MA1790945764

Common questions

What is Ezra Cohen, MD's NPI number?

Ezra Cohen, MD's National Provider Identifier (NPI) is 1144515818, issued on Jun 10, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Ezra Cohen, MD located?

The NPPES record lists a practice address at 850 Harrison Avenue, Yacc 6, Boston, MA, 02118. Phone: (617) 414-5946. Providers update this record themselves, so call before visiting.

How can I verify Ezra Cohen, MD's license?

Search the Massachusetts Board of Registration in Medicine at https://www.mass.gov/orgs/board-of-registration-in-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ezra Cohen, MD prescribe under Medicare Part D?

In 2024, Ezra Cohen, MD had 88 Medicare Part D claims for 11 beneficiaries; the average among pediatric rheumatology physician prescribers was 234. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.