Registry data as of Aug 27, 2026

Carl Winkler, MD

Surgical Oncology Physician · Providence, RI

Carl Winkler, MD is a surgical oncology physician with a practice address in Providence, Rhode Island, and NPI 1063822161, issued on Apr 29, 2014. Check the license on the Rhode Island Board of Medical Licensure and Discipline; 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
1063822161
Name
Carl Winkler
Credential
MD
Primary taxonomy
Surgical Oncology Physician 2086X0206X
Practice location
825 Chalkstone Ave, Providence, RI 02908
Phone
(212) 523-4000
Enumerated
Apr 29, 2014
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 825 Chalkstone Ave

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

  1. Abd Almonem Abdelrahman, M.D.Pulmonary Disease Physician1972935476
  2. Azamat Abdyraimov, MDInternal Medicine Physician1184303216
  3. Joanna Abi Chebl, MDInternal Medicine Physician1700504396
  4. Alaa Abu Ajamieh, MDInternal Medicine Physician1952283830
  5. Yusra Abu ShreikhInternal Medicine Physician1255169991
  6. Hussein Abu-Hashish, MDHematology & Oncology Physician1154908093

Verify Carl Winkler in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersRhode Island Board of Medical Licensure and DisciplineCheck 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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

87% fewer Medicare Part D claims than the average surgical oncology physician in 2024

13 Medicare Part D claims for 11 beneficiaries, against an average of 99 among the 895 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Carl Winkler13
  2. Specialty average99

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.

The Medicare quality score for 2023: 98.7 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score93.6
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

One hospital or facility affiliation

  1. Valley Physician Services PCHoboken, NJ

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.

Surgical Oncology Physician providers in Rhode Island

There are 8 surgical oncology physician records in Rhode Island.

Other surgical oncology physician records in Rhode Island

  1. Ayana Allard-Picou, M.D.Providence, RI1235428384
  2. Rachel Beard, M.D.Warwick, RI1962639690
  3. Jennifer Gass, MDProvidence, RI1225065139
  4. Steven Katz, M.D.Providence, RI1275793044
  5. Thomas Miner, MDProvidence, RI1356349518
  6. Bryant Morocho, MDProvidence, RI1386272839
  7. Timothy Murtha, M.D.Providence, RI1376989160

Common questions

What is Carl Winkler, MD's NPI number?

Carl Winkler, MD's National Provider Identifier (NPI) is 1063822161, issued on Apr 29, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Carl Winkler, MD located?

The NPPES record lists a practice address at 825 Chalkstone Ave, Providence, RI, 02908. Phone: (212) 523-4000. Providers update this record themselves, so call before visiting.

How can I verify Carl Winkler, MD's license?

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 Carl Winkler, MD prescribe under Medicare Part D?

In 2024, Carl Winkler, MD had 13 Medicare Part D claims for 11 beneficiaries; the average among surgical oncology physician prescribers was 99. Part D covers Medicare prescriptions only.

What is Carl Winkler, MD's Medicare quality score?

The 2023 MIPS final score is 98.7 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.