Vivian Sobel, MD
NPI 1275620361 · Endocrinology, Diabetes & Metabolism Physician · New York, NY
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Vivian Sobel, MD is a Endocrinology, Diabetes & Metabolism Physician provider in New York, NY (NPI 1275620361).
Provider details
- NPI number
- 1275620361
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 219558 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
646 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 | 476 | $142 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report95251 | 66 | $38 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 45 | $9 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 29 | $18 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 15 | $187 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodiumbrand: Synthroid | 380 | 88 |
| Levothyroxine Sodium | 191 | 58 |
| Semaglutidebrand: Ozempic | 179 | 26 |
| Metformin Hclbrand: Metformin Hcl Er | 124 | 39 |
| Tirzepatidebrand: Mounjaro | 122 | 20 |
| Atorvastatin Calcium | 70 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-09
- Last updated
- 2011-09-19
Frequently asked questions
- What is Vivian Sobel's NPI number?
- Vivian Sobel's National Provider Identifier (NPI) is 1275620361, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vivian Sobel's specialty?
- Vivian Sobel is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Vivian Sobel located?
- Vivian Sobel's practice location on file with NPPES is 525 E 68th St # St-F2008, New York, NY 10065-4870.
- What is Vivian Sobel's phone number?
- The practice phone number listed in the NPPES registry for Vivian Sobel is (212) 746-6290.
- Does Vivian Sobel accept Medicare?
- Vivian Sobel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Vivian Sobel's NPI active?
- Yes — Vivian Sobel's NPI (1275620361) is active in the NPPES registry as of the last update on 2011-09-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.