Mustafa Khan, MD
NPI 1952891509 · Endocrinology, Diabetes & Metabolism Physician · Stamford, CT
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mustafa Khan, MD is a Endocrinology, Diabetes & Metabolism Physician provider in Stamford, CT (NPI 1952891509).
Provider details
- NPI number
- 1952891509
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 73543 (CT)
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
8 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
467 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 247 | $134 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 116 | $173 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 35 | $230 |
| Hemoglobin A1c Level83036 | 26 | $10 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 16 | $188 |
| Blood Glucose (sugar) Test Performed By Hand-Held Instrument82962 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Semaglutidebrand: Ozempic | 127 | 25 |
| Levothyroxine Sodium | 119 | 39 |
| Alendronate Sodium | 116 | 32 |
| Tirzepatidebrand: Mounjaro | 84 | 12 |
| Empagliflozinbrand: Jardiance | 56 | — |
| Metformin Hclbrand: Metformin Hcl Er | 48 | 22 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$55 across 2 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
- 2018-05-18
- Last updated
- 2023-03-21
- Certified
- 2023-03-21
Frequently asked questions
- What is Mustafa Khan's NPI number?
- Mustafa Khan's National Provider Identifier (NPI) is 1952891509, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mustafa Khan's specialty?
- Mustafa Khan is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Mustafa Khan located?
- Mustafa Khan's practice location on file with NPPES is 2015 W Main St # 101, Stamford, CT 06902-4536.
- What is Mustafa Khan's phone number?
- The practice phone number listed in the NPPES registry for Mustafa Khan is (203) 863-3750.
- Does Mustafa Khan accept Medicare?
- Mustafa Khan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mustafa Khan's NPI active?
- Yes — Mustafa Khan's NPI (1952891509) is active in the NPPES registry as of the last update on 2023-03-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.