Joshua Tannenbaum, MD
NPI 1649270836 · Endocrinology, Diabetes & Metabolism Physician · New York, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joshua Tannenbaum, MD is a Endocrinology, Diabetes & Metabolism Physician provider in New York, NY (NPI 1649270836).
Provider details
- NPI number
- 1649270836
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 137025 (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
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
286 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 105 | $200 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 85 | $9 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report95251 | 47 | $38 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 33 | $143 |
| Administration of Influenza Virus VaccineG0008 | 16 | $36 |
Typical Medicare-allowed amounts for these services range $9–$200 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Semaglutidebrand: Ozempic | 65 | — |
| Levothyroxine Sodiumbrand: Synthroid | 49 | — |
| Metformin Hcl | 49 | 12 |
| Tirzepatidebrand: Mounjaro | 48 | — |
| Atorvastatin Calcium | 45 | 12 |
| Ezetimibe | 43 | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-07-28
- Last updated
- 2008-11-20
Frequently asked questions
- What is Joshua Tannenbaum's NPI number?
- Joshua Tannenbaum's National Provider Identifier (NPI) is 1649270836, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joshua Tannenbaum's specialty?
- Joshua Tannenbaum is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Joshua Tannenbaum located?
- Joshua Tannenbaum's practice location on file with NPPES is 45 E 85th St, New York, NY 10028-0957.
- What is Joshua Tannenbaum's phone number?
- The practice phone number listed in the NPPES registry for Joshua Tannenbaum is (212) 737-4278.
- Does Joshua Tannenbaum accept Medicare?
- Joshua Tannenbaum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joshua Tannenbaum's NPI active?
- Yes — Joshua Tannenbaum's NPI (1649270836) is active in the NPPES registry as of the last update on 2008-11-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.