Don Zwickler, M.D.
NPI 1255409553 · Endocrinology, Diabetes & Metabolism Physician · Pomona, NY
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Don Zwickler, M.D. is a Endocrinology, Diabetes & Metabolism Physician provider in Pomona, NY (NPI 1255409553).
Provider details
- NPI number
- 1255409553
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 165180 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
24,349 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 1,544 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,502 | $146 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 1,415 | $10 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 1,407 | $16 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 1,349 | $8 |
| Thyroxine (thyroid Chemical), Total84436 | 1,296 | $7 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 148 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 1,469 | 315 |
| Metformin Hcl | 957 | 230 |
| Empagliflozinbrand: Jardiance | 719 | 137 |
| Levothyroxine Sodiumbrand: Synthroid | 540 | 124 |
| Atorvastatin Calcium | 464 | 111 |
| Tirzepatidebrand: Mounjaro | 378 | 62 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,160 across 54 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-04
- Last updated
- 2008-05-07
Frequently asked questions
- What is Don Zwickler's NPI number?
- Don Zwickler's National Provider Identifier (NPI) is 1255409553, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Don Zwickler's specialty?
- Don Zwickler is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Don Zwickler located?
- Don Zwickler's practice location on file with NPPES is 5b Medical Park Dr, Pomona, NY 10970-3516.
- What is Don Zwickler's phone number?
- The practice phone number listed in the NPPES registry for Don Zwickler is (845) 362-3111.
- Does Don Zwickler accept Medicare?
- Don Zwickler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Don Zwickler's NPI active?
- Yes — Don Zwickler's NPI (1255409553) is active in the NPPES registry as of the last update on 2008-05-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.