Mark Spencer
Family Medicine Physician · Pasco, WA
Mark Spencer is a family medicine physician with a practice address in Pasco, Washington, and NPI 1366407181, issued on Apr 18, 2006. Check the license (Washington MD00022856, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Mark Spencer
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- MD00022856 WA
MD164782 OR
Self-reported in NPPES; status is on the state search - Practice location
- 1608 Road 44, Pasco, WA 99301
- Phone
- (509) 543-9820
- Enumerated
- Apr 18, 2006
- Record last updated
- Mar 24, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (509) 545-6275
- Medicaid ID
- 1366407181 WA
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 5,534 in Washington → Look up another NPI →
Also registered at 1608 Road 44
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Megan Alcott, MEDCounselor1063952596
- Laura CoolidgePhysician Assistant1811595499
- Nathan Davis, MSW, LSWAIC, SUDPTClinical Social Worker1922588094
- Keith GoodmanFamily Medicine Physician1700317310
- Paetyn HokeRegistered Dietitian1922837699
- Alejandra Martinez-Cardoso, MSW, LICSWClinical Social Worker1679155501
Verify Mark Spencer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00022856Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
100% fewer Medicare Part D claims than the average family medicine physician in 2024
14 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Mark Spencer among 5,534 family medicine physician records in Washington
Mark Spencer is one of 5,534 family medicine physician records with a practice address in Washington. 73% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 58% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2021 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
26 family medicine physician records list a practice address in Pasco
They are 26 of the 874 NPPES records with a practice address in Pasco, and 5,534 family medicine physician records in Washington.
All 5,534 in Washington → Every provider in Pasco → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Erenio Aledo, MDPasco, WA 993011275623795
- Victor Brooks, MDPasco, WA 993011477689834
- Marshall Brown, D.O.Pasco, WA 993011275556904
- Walter Cooper, M.D.Pasco, WA 993011528137759
- Nestor Gonzalez, MDKennewick, WA 993011194702787
- David Jones, MDPasco, WA 993011912953860
- Kevin Ochoa, MDPasco, WA 993011942262118
- Matthew Painter, DOPasco, WA 993011790724987
Common questions
What is Mark Spencer's NPI number?
Mark Spencer's National Provider Identifier (NPI) is 1366407181, issued on Apr 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark Spencer located?
The NPPES record lists a practice address at 1608 Road 44, Pasco, WA, 99301. Phone: (509) 543-9820. Providers update this record themselves, so call before visiting.
How can I verify Mark Spencer's license?
NPPES lists Washington license number MD00022856, 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.
How much does Mark Spencer prescribe under Medicare Part D?
In 2024, Mark Spencer had 14 Medicare Part D claims; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
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.