NPPES file of Aug 9, 2026

Don Zwickler, M.D.

Endocrinology, Diabetes & Metabolism Physician · Pomona, NY

Don Zwickler, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Pomona, New York, and NPI 1255409553, issued on Dec 4, 2006. Check the license (New York 165180, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1255409553
Name
Don Zwickler
Credential
M.D.
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License number
165180 NY
Self-reported in NPPES; status is on the state search
Practice location
5B Medical Park Dr, Pomona, NY 10970
Phone
(845) 362-3111
Enumerated
Dec 4, 2006
Record last updated
May 7, 2008 (not updated in 18 years: call before relying on the address or phone)
Medicaid ID
1474542 NY
Medicare enrollment
Enrolled (PECOS I20040813000482); accepts Medicare assignment
Medical or professional school
New York University School Of Medicine, 1984
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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Also registered at 5B Medical Park Dr

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

  1. Carla Iudica-Souza, MDEndocrinology, Diabetes & Metabolism Physician1518051820
  2. Barry Lifschitz, M.D.Endocrinology, Diabetes & Metabolism Physician1457413031
  3. Deborah Raice, M.D.Endocrinology, Diabetes & Metabolism Physician1699838870

Verify Don Zwickler 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 165180
    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

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

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4.9 times the Medicare Part D claims of the average endocrinology, diabetes & metabolism physician in 2024

12,886 Medicare Part D claims for 945 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 37% of claims. 32 claims were for opioids.

  1. Don Zwickler12,886
  2. Specialty average2,630

Most prescribed

  1. Levothyroxine Sodium1,469 claims
  2. Metformin Hcl957 claims
  3. Jardiance719 claims
  4. Synthroid540 claims
  5. Atorvastatin Calcium464 claims
  6. Mounjaro378 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.

No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

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

Industry payments in 2024: $1,160.15

54 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 5,661 providers of this specialty with any payment received $5,742.15 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Don Zwickler$1,160.15
  2. Specialty average$5,742.15

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

Bills Medicare through one group practice

  1. Endocrine Associates OF Rockland LLPPomona, NY

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

Don Zwickler among 970 endocrinology, diabetes & metabolism physician records in New York

Don Zwickler, M.D. is one of 970 endocrinology, diabetes & metabolism physician records with a practice address in New York. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.

  • NPI issued2006 · 9% of these records are older, 57% newer
  • In a Medicare fileYes · 86% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated1984 · median 2004 among the 694 with a school on file
  • Record last updated2008 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Endocrinology, Diabetes & Metabolism Physician providers in New York

There are 970 endocrinology, diabetes & metabolism physician records in New York.

The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes

  1. Carla Iudica-Souza, MDPomona, NY 109701518051820
  2. Barry Lifschitz, M.D.Pomona, NY 109701457413031
  3. Deborah Raice, M.D.Pomona, NY 109701699838870
  4. Ann Baby, MBBS, MDNyack, NY 109601619363090
  5. Nandini Seshan, DONyack, NY 109601720585128
  6. Nicholas Avitabile, M.D.Monroe, NY 109501750607602
  7. Ila Khanna, MDMonroe, NY 109501598999484
  8. Andrew Singles, DOMonroe, NY 109501861986093

Common questions

What is Don Zwickler, M.D.'s NPI number?

Don Zwickler, M.D.'s National Provider Identifier (NPI) is 1255409553, issued on Dec 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Don Zwickler, M.D. located?

The NPPES record lists a practice address at 5B Medical Park Dr, Pomona, NY, 10970. Phone: (845) 362-3111. Providers update this record themselves, so call before visiting.

How can I verify Don Zwickler, M.D.'s license?

NPPES lists New York license number 165180, 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 Don Zwickler, M.D. prescribe under Medicare Part D?

In 2024, Don Zwickler, M.D. had 12,886 Medicare Part D claims for 945 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.

What is Don Zwickler, M.D.'s MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.