Jack Mark Fields, MD
Diagnostic Radiology Physician · Olympia, WA
Jack Mark Fields, MD is a diagnostic radiology physician with a practice address in Olympia, Washington, and NPI 1326016379, issued on Mar 8, 2006. Check the license (Washington MD00045508, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Jack Mark Fields
- Credential
- MD
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- MD00045508 WA
Self-reported in NPPES; status is on the state search - Practice location
- 3417 Ensign RD NE, Olympia, WA 98506
- Phone
- (360) 493-4600
- Enumerated
- Mar 8, 2006
- Record last updated
- Dec 30, 2025
- Fax
- (360) 493-4603
- Medicaid IDs
- 8450157 WA
1043717 WA - Medicare enrollment
- Enrolled (PECOS I20060222000331); accepts Medicare assignment
- Medical or professional school
- New York Medical College, 2000
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 1,041 in Washington → Look up another NPI →
Also registered at 3417 Ensign RD NE
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- John Bartow, D.O.Diagnostic Radiology Physician1629000484
- Lawrence Bennett, MDDiagnostic Radiology Physician1053302547
- James Bonifield, M.D.Diagnostic Radiology Physician1891786109
- Samuel Boynton, MDDiagnostic Radiology Physician1083827992
- Terence Chan, MDDiagnostic Radiology Physician1871689794
Verify Jack Mark Fields in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00045508Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 16+ group practices
- Central Washington Health Services AssociationWenatchee, WA
- County OF Santa ClaraSan Jose, CA
- Evergreen Radia LLCKirkland, WA
- Medford Radiological Group PCOlympia, WA
- Okanogan County Public Hospital District NO. 3Omak, WA
- Optum Care Washington PLLCEverett, WA
- Public Hospital District NO 4 King County WashingtonSnoqualmie, WA
- Radia California Radiology Medical Group IncOlympia, WA
- Radia Imaging Center Holdings LLCSeattle, WA
- Radia Inc P SKirkland, WA
- Radia Oregon Radiology Medical Group LLCOlympia, WA
- Radiology Associates PAEdmonds, WA
- South Sound Radiologists Inc P SOlympia, WA
- Swedish Health ServicesEverett, WA
- Swedish Health ServicesSeattle, WA
- Swedish Health ServicesSeattle, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jack Mark Fields among 1,041 diagnostic radiology physician records in Washington
Jack Mark Fields, MD is one of 1,041 diagnostic radiology physician records with a practice address in Washington. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 49% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2000 · median 2004 among the 682 with a school on file
- Record last updated2025 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Diagnostic Radiology Physician providers in Washington
There are 1,041 diagnostic radiology physician records in Washington.
All 1,041 in Washington → Every provider in Olympia → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Lawrence Bennett, MDOlympia, WA 985061053302547
- James Bonifield, M.D.Olympia, WA 985061891786109
- Michael Click, MDOlympia, WA 985061952363053
- Gurdarshan Dhanda, MDOlympia, WA 985061760473078
- John Edwards, MDOlympia, WA 985061619961570
- Donald Klein, MDOlympia, WA 985061578562088
- Kelly Krizan, MDOlympia, WA 985061881656841
- Rodney Matsubara, M.D.Olympia, WA 985061780664482
Common questions
What is Jack Mark Fields, MD's NPI number?
Jack Mark Fields, MD's National Provider Identifier (NPI) is 1326016379, issued on Mar 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jack Mark Fields, MD located?
The NPPES record lists a practice address at 3417 Ensign RD NE, Olympia, WA, 98506. Phone: (360) 493-4600. Providers update this record themselves, so call before visiting.
How can I verify Jack Mark Fields, MD's license?
NPPES lists Washington license number MD00045508, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.