William King, M.D.
NPI 1417182429 · Diagnostic Radiology Physician · Oxnard, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William King, M.D. is a Diagnostic Radiology Physician provider in Oxnard, CA (NPI 1417182429).
Provider details
- NPI number
- 1417182429
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G30791 (CA)
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
17 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
707 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) |
|---|---|---|
| Nuclear Medicine Study From Skull Base to Mid-Thigh With Ct Scan78815 | 105 | $1,721 |
| Fluorodeoxyglucose F-18 Fdg, Diagnostic, Per Study Dose, Up to 45 MillicuriesA9552 | 100 | $325 |
| Complete Ultrasound Scan Behind Abdominal Cavity76770 | 68 | $113 |
| Ct Scan of Face Without Contrast70486 | 62 | $136 |
| Ultrasound Scan of Head and Neck Soft Tissue76536 | 57 | $117 |
| Limited Ultrasound Scan of Abdomen76705 | 34 | $92 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$32 across 1 record (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
- 2009-05-19
- Last updated
- 2026-05-24
Frequently asked questions
- What is William King's NPI number?
- William King's National Provider Identifier (NPI) is 1417182429, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William King's specialty?
- William King is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is William King located?
- William King's practice location on file with NPPES is 2001 Solar Dr, Oxnard, CA 93036-2645.
- What is William King's phone number?
- The practice phone number listed in the NPPES registry for William King is (805) 988-0616.
- Does William King accept Medicare?
- William King is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William King's NPI active?
- Yes — William King's NPI (1417182429) is active in the NPPES registry as of the last update on 2026-05-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.