William Feske, MD
NPI 1689652653 · Diagnostic Radiology Physician · Irvine, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Feske, MD is a Diagnostic Radiology Physician provider in Irvine, CA (NPI 1689652653).
Provider details
- NPI number
- 1689652653
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 71313 (FL)
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
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
2,661 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) |
|---|---|---|
| 3d Radiographic Procedure76376 | 599 | $26 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 221 | $326 |
| Ct Scan of Chest With Contrast71260 | 201 | $123 |
| Ct Scan of Chest Without Contrast71250 | 156 | $125 |
| Mri Scan of Abdomen Before and After Contrast74183 | 156 | $376 |
| Mri Scan of Leg Joint Without Contrast73721 | 134 | $210 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-09
- Last updated
- 2016-08-05
Frequently asked questions
- What is William Feske's NPI number?
- William Feske's National Provider Identifier (NPI) is 1689652653, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Feske's specialty?
- William Feske is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is William Feske located?
- William Feske's practice location on file with NPPES is 3395 Michelson Dr, Irvine, CA 92612-4438.
- What is William Feske's phone number?
- The practice phone number listed in the NPPES registry for William Feske is (952) 595-1100.
- Does William Feske accept Medicare?
- William Feske is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Feske's NPI active?
- Yes — William Feske's NPI (1689652653) is active in the NPPES registry as of the last update on 2016-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.