John Feller, M.D.
NPI 1447612775 · Cardiovascular Disease Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Feller, M.D. is a Cardiovascular Disease Physician provider in Seattle, WA (NPI 1447612775).
Provider details
- NPI number
- 1447612775
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD60969719 (WA)
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
10 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
2,338 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 | 462 | $140 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 380 | $16 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 177 | $195 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 174 | $9 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 172 | $224 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 44 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 750 | 266 |
| Metoprolol Succinate | 734 | 259 |
| Apixabanbrand: Eliquis | 526 | 171 |
| Ezetimibe | 391 | 145 |
| Atorvastatin Calcium | 390 | 141 |
| Losartan Potassium | 254 | 85 |
| Amlodipine Besylate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-03-25
- Last updated
- 2022-08-28
- Certified
- 2022-08-28
Frequently asked questions
- What is John Feller's NPI number?
- John Feller's National Provider Identifier (NPI) is 1447612775, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Feller's specialty?
- John Feller is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is John Feller located?
- John Feller's practice location on file with NPPES is 904 7th Ave, Seattle, WA 98104-1132.
- What is John Feller's phone number?
- The practice phone number listed in the NPPES registry for John Feller is (206) 860-2302.
- Does John Feller accept Medicare?
- John Feller is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Feller's NPI active?
- Yes — John Feller's NPI (1447612775) is active in the NPPES registry as of the last update on 2022-08-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.