Ronald Tamler, MD
NPI 1508897521 · Endocrinology, Diabetes & Metabolism Physician · New York, NY
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ronald Tamler, MD is a Endocrinology, Diabetes & Metabolism Physician provider in New York, NY (NPI 1508897521).
Provider details
- NPI number
- 1508897521
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 242512 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
183 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 127 | $143 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report95251 | 34 | $38 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 22 | $9 |
Typical Medicare-allowed amounts for these services range $9–$143 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Dulaglutidebrand: Trulicity | 87 | 15 |
| Empagliflozinbrand: Jardiance | 81 | 19 |
| Semaglutidebrand: Ozempic | 80 | 18 |
| Levothyroxine Sodium | 79 | 24 |
| Tirzepatidebrand: Mounjaro | 57 | 15 |
| Metformin Hcl | 42 |
Practice location
Mailing address
Additional practice locations (1)
- 1 Gustave L Levy PlNew York, NY 10029-6504Phone: (212) 241-3422Fax: (212) 423-0508
Registry dates
- Enumerated
- 2006-07-06
- Last updated
- 2022-07-21
Frequently asked questions
- What is Ronald Tamler's NPI number?
- Ronald Tamler's National Provider Identifier (NPI) is 1508897521, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Tamler's specialty?
- Ronald Tamler is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Tamler located?
- Ronald Tamler's practice location on file with NPPES is 5 E 98th St, New York, NY 10029-6501.
- What is Ronald Tamler's phone number?
- The practice phone number listed in the NPPES registry for Ronald Tamler is (212) 241-3422.
- Does Ronald Tamler accept Medicare?
- Ronald Tamler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ronald Tamler's NPI active?
- Yes — Ronald Tamler's NPI (1508897521) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.