Ahmet Sayan, MD
NPI 1508864844 · Cardiovascular Disease Physician · St Thomas, VI
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ahmet Sayan, MD is a Cardiovascular Disease Physician provider in St Thomas, VI (NPI 1508864844).
Provider details
- NPI number
- 1508864844
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MED-PHYS-LIC-114038 (MT)
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
21 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
2,903 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 1,022 | $14 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 877 | $125 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 354 | $187 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 114 | $88 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 113 | $174 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 59 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 580 | 113 |
| Rosuvastatin Calcium | 489 | 114 |
| Apixabanbrand: Eliquis | 391 | 71 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 286 | 57 |
| Nifedipinebrand: Nifedipine Er | 267 | 63 |
| Losartan Potassium | 224 | 49 |
Practice location
Mailing address
Additional practice locations (1)
- 350 Heritage Way Ste 2100Kalispell, MT 59901-3167Phone: (406) 257-8992Fax: (406) 257-8996
Registry dates
- Enumerated
- 2005-07-11
- Last updated
- 2022-08-10
- Certified
- 2022-08-10
Frequently asked questions
- What is Ahmet Sayan's NPI number?
- Ahmet Sayan's National Provider Identifier (NPI) is 1508864844, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ahmet Sayan's specialty?
- Ahmet Sayan is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Ahmet Sayan located?
- Ahmet Sayan's practice location on file with NPPES is 9149 Estate Thomas Ste 104, St Thomas, VI 00802-3132.
- What is Ahmet Sayan's phone number?
- The practice phone number listed in the NPPES registry for Ahmet Sayan is (340) 714-2845.
- Does Ahmet Sayan accept Medicare?
- Ahmet Sayan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ahmet Sayan's NPI active?
- Yes — Ahmet Sayan's NPI (1508864844) is active in the NPPES registry as of the last update on 2022-08-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.