Mark Houghton, ARNP
Nurse Practitioner · Colfax, WA
Mark Houghton, ARNP is a nurse practitioner with a practice address in Colfax, Washington, and NPI 1760182984, issued on Mar 7, 2023. Check the license (Washington AP61411013, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mark Houghton
- Credential
- ARNP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- AP61411013 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1210 W Fairview St, Colfax, WA 99111
- Phone
- (509) 397-3435
- Enumerated
- Mar 7, 2023
- Record last updated
- Jun 9, 2025
- Medicare enrollment
- Enrolled (PECOS I20230829002084); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 1210 W Fairview St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Gary Candelaria, D.O.Family Medicine Physician1972583722
- Morganne Hamann, PAMedical Physician Assistant1679308464
- Keith Haugen, M.D.Family Medicine Physician1104806959
- Bryan Johnson, M.D.Internal Medicine Physician1346220670
- Jeffrey Jones, M.D.Internal Medicine Physician1639159882
- Raylene Lawrence, PA-CPhysician Assistant1932286531
Verify Mark Houghton in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license AP61411013Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% fewer Medicare Part D claims than the average nurse practitioner in 2024
270 Medicare Part D claims for 52 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 79 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen21 claims
- Ondansetron Odt14 claims
- Fentanyl13 claims
- Oxycontin12 claims
- Morphine Sulfate Er11 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.
Bills Medicare through 2 group practices
- Public Hospital District NO 3 OF Whitman CountyColfax, WA
- Sound Physicians OF IdahoLewiston, ID
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
4 nurse practitioner records list a practice address in Colfax
They are 4 of the 69 NPPES records with a practice address in Colfax, and 2,308 nurse practitioner records in Washington.
All 4 in Colfax → All 2,308 in Washington → Every provider in Colfax →
Other nurse practitioner records in Washington
- Arthuro AbbidoChelan Falls, WA1396412888
- Saada AbdelaSeattle, WA1881474716
- Glenda Abercrombie, ARNP, FNP-CYakima, WA1114001369
- Hemlal Acharya, ARNP PHMNP-BC, MSAuburn, WA1659146231
- Marja Adair, ARNPRichland, WA1659818318
- Nancy Adam, A.R.N.P.Poulsbo, WA1790835684
- James Adams, NPSpokane, WA1245828227
- Jessica Adams, ARNPBattle Ground, WA1316332463
- Pramoj Adhikari, DNP, RN, FNP - ( C).Everett, WA1396315446
- Girma AdmasuSpokane Valley, WA1568023547
Common questions
What is Mark Houghton, ARNP's NPI number?
Mark Houghton, ARNP's National Provider Identifier (NPI) is 1760182984, issued on Mar 7, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Mark Houghton, ARNP located?
The NPPES record lists a practice address at 1210 W Fairview St, Colfax, WA, 99111. Phone: (509) 397-3435. Providers update this record themselves, so call before visiting.
How can I verify Mark Houghton, ARNP's license?
NPPES lists Washington license number AP61411013, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
How much does Mark Houghton, ARNP prescribe under Medicare Part D?
In 2024, Mark Houghton, ARNP had 270 Medicare Part D claims for 52 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.