Jack Fields, MD
NPI 1326016379 · Diagnostic Radiology Physician · Olympia, WA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jack Fields, MD is a Diagnostic Radiology Physician provider in Olympia, WA (NPI 1326016379).
Provider details
- NPI number
- 1326016379
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD00045508 (WA)
Specialties & taxonomies
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
2,947 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) |
|---|---|---|
| Ct Scan of Leg Without Contrast73700 | 256 | $46 |
| Mri Scan of Lower Spinal Canal Without Contrast72148 | 216 | $69 |
| Ct Scan of Pelvis Without Contrast72192 | 162 | $50 |
| Mri Scan of Leg Joint Without Contrast73721 | 145 | $62 |
| Mri Scan of Leg Joint Without Contrast73721 | 118 | $86 |
| Mri Scan of Upper Spinal Canal Without Contrast72141 | 103 | $68 |
Practice location
Mailing address
Additional practice locations (1)
- 203 S Western AveTonasket, WA 98855-8803Phone: (509) 486-2151Fax: (509) 223-1640
Registry dates
- Enumerated
- 2006-03-08
- Last updated
- 2025-12-30
- Certified
- 2025-12-30
Frequently asked questions
- What is Jack Fields's NPI number?
- Jack Fields's National Provider Identifier (NPI) is 1326016379, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jack Fields's specialty?
- Jack Fields is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Jack Fields located?
- Jack Fields's practice location on file with NPPES is 3417 Ensign Rd Ne, Olympia, WA 98506-5075.
- What is Jack Fields's phone number?
- The practice phone number listed in the NPPES registry for Jack Fields is (360) 493-4600.
- Does Jack Fields accept Medicare?
- Jack Fields is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jack Fields's NPI active?
- Yes — Jack Fields's NPI (1326016379) is active in the NPPES registry as of the last update on 2025-12-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.