NPPES file of Aug 9, 2026

Peter Michael Barth, M.D.

Hematology & Oncology Physician · Providence, RI

Peter Michael Barth, M.D. is a hematology & oncology physician with a practice address in Providence, Rhode Island, and NPI 1124382445, issued on Jul 2, 2012. Check the license (Rhode Island MD15538, as entered in NPPES) on the Rhode Island Board of Medical Licensure and Discipline; 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
1124382445
Name
Peter Michael Barth
Credential
M.D.
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License numbers
MD15538 RI
LP03372 RI
Self-reported in NPPES; status is on the state search
Practice location
593 Eddy St, Providence, RI 02903
Phone
(401) 444-5435
Enumerated
Jul 2, 2012
Record last updated
Jun 9, 2021 (not updated in 5 years: call before relying on the address or phone)
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 593 Eddy St

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

  1. Farah AbazaStudent in an Organized Health Care Education/Training Program1598437477
  2. Nilofar Abdul ShukurPhysician Assistant1336010529
  3. Hael Abdulrazeq, MDNeurological Surgery Physician1659934289
  4. James Abernathy, MDAnesthesiology Physician1942257217
  5. Karen Abi Chebl, MDStudent in an Organized Health Care Education/Training Program1255179552
  6. Georges Abi Roustom, MDAnesthesiology Physician1548871908

Verify Peter Michael Barth in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersRhode Island Board of Medical Licensure and Discipline
    Search for license MD15538    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 Rhode Island license search

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93% fewer Medicare Part D claims than the average hematology & oncology physician in 2024

59 Medicare Part D claims for 31 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 36% of claims.

  1. Peter Barth59
  2. Specialty average877

Most prescribed

  1. Eliquis21 claims
  2. Acyclovir18 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: $150.00

1 payment: consulting fee; the largest payer was Janssen Scientific Affairs, LLC. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Peter Barth$150.00
  2. Specialty average$7,481.41

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

Hematology & Oncology Physician providers in Rhode Island

There are 88 hematology & oncology physician records in Rhode Island.

All 88 in Rhode Island → Every provider in Providence →

Other hematology & oncology physician records in Rhode Island

  1. Hussein Abu-Hashish, MDProvidence, RI1154908093
  2. Khaja Ahmed, MD, CHEProvidence, RI1851308209
  3. Muhammad Akhtar, M.D.East Providence, RI1548238918
  4. Ogheneyoma Akpoviroro-Sauers, MDProvidence, RI1275111676
  5. Sylvia Alarcon Velasco, M.D.Wakefield, RI1083097091
  6. Khaldoun Almhanna, MD, MPHProvidence, RI1790977650
  7. Alvaro Alvarez SotoProvidence, RI1558922674
  8. Ariel Birnbaum, M.D.Providence, RI1942212790
  9. Theodor Borgovan, M.D.Providence, RI1619397676
  10. Rimini Breakstone, MDNewport, RI1710103536

Common questions

What is Peter Michael Barth, M.D.'s NPI number?

Peter Michael Barth, M.D.'s National Provider Identifier (NPI) is 1124382445, issued on Jul 2, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Peter Michael Barth, M.D. located?

The NPPES record lists a practice address at 593 Eddy St, Providence, RI, 02903. Phone: (401) 444-5435. Providers update this record themselves, so call before visiting.

How can I verify Peter Michael Barth, M.D.'s license?

NPPES lists Rhode Island license number MD15538, as entered by the provider. Search the Rhode Island Board of Medical Licensure and Discipline at https://healthri.mylicense.com/Verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Peter Michael Barth, M.D. prescribe under Medicare Part D?

In 2024, Peter Michael Barth, M.D. had 59 Medicare Part D claims for 31 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.