John Timothy Blackwelder, M.D.
Diagnostic Radiology Physician · Walla Walla, WA
John Timothy Blackwelder, M.D. is a diagnostic radiology physician with a practice address in Walla Walla, Washington, and NPI 1457305179, issued on May 19, 2006. Check the license (Washington MD00020601, as entered in NPPES) on the Washington Medical Commission; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- John Timothy Blackwelder
- Credential
- M.D.
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- MD00020601 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1240 Lancer Dr, Walla Walla, WA 99362
- Phone
- (509) 529-5541
- Enumerated
- May 19, 2006
- Record last updated
- Jul 13, 2026
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 1,041 in Washington → Look up another NPI →
Verify John Timothy Blackwelder in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00020601Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
John Timothy Blackwelder among 1,041 diagnostic radiology physician records in Washington
John Timothy Blackwelder, M.D. 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 not. Its NPI, issued in 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 49% newer
- In a Medicare fileNo · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2026 · 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).
13 diagnostic radiology physician records list a practice address in Walla Walla
They are 13 of the 1,276 NPPES records with a practice address in Walla Walla, and 1,041 diagnostic radiology physician records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,041 in Washington → Every provider in Walla Walla → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Allan Avbel, MDWalla Walla, WA 993621093772808
- Thomas Ballard, MDWalla Walla, WA 993621750360012
- Barbara Blankenship, M.D.Walla Walla, WA 993621356305262
- Marc Bruce, M.D.Walla Walla, WA 993621386746998
- James Buratto, M.D.Walla Walla, WA 993621467438044
- Patrick Davis, MDWalla Walla, WA 993621699801720
- Seth Gillham, M.D.Walla Walla, WA 993621588944847
- David Holznagel, MDWalla Walla, WA 993621700064862
Common questions
What is John Timothy Blackwelder, M.D.'s NPI number?
John Timothy Blackwelder, M.D.'s National Provider Identifier (NPI) is 1457305179, issued on May 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Timothy Blackwelder, M.D. located?
The NPPES record lists a practice address at 1240 Lancer Dr, Walla Walla, WA, 99362. Phone: (509) 529-5541. Providers update this record themselves, so call before visiting.
How can I verify John Timothy Blackwelder, M.D.'s license?
NPPES lists Washington license number MD00020601, 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. 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.