NPPES file of Aug 9, 2026

Gary P. Gleason, D.O.

Family Medicine Physician · Spokane, WA

Gary P. Gleason, D.O. is a family medicine physician with a practice address in Spokane, Washington, and NPI 1215072665, issued on Feb 21, 2007. Check the license (Washington OP00001597, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1215072665
Name
Gary P. Gleason
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
OP00001597 WA
Self-reported in NPPES; status is on the state search
Practice location
5901 N Lidgerwood St Ste 126, Spokane, WA 99208
Phone
(509) 444-8200
Enumerated
Feb 21, 2007
Record last updated
Feb 25, 2022
Fax
(509) 434-0392
Medicaid ID
8227449 WA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 5901 N Lidgerwood St Ste 126

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Carroll AltsholerMedical Physician Assistant1275251183
  2. Barbara Brandon, D.O.Sports Medicine (Family Medicine) Physician1114192218
  3. Christy Breyer, RNRegistered Nurse1750102216
  4. Marissa Chau, RNRegistered Nurse1134831076
  5. Tassie Conley, RPHPharmacist1821371493
  6. Macy CornmesserRegistered Nurse1477352326

Verify Gary P. Gleason in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWashington Medical Commission
    Search for license OP00001597
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Washington license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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86% fewer Medicare Part D claims than the average family medicine physician in 2024

511 Medicare Part D claims for 330 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 13 claims were for opioids.

  1. Gary Gleason511
  2. Specialty average3,544

Most prescribed

  1. Prednisone47 claims
  2. Doxycycline Monohydrate42 claims
  3. Nitrofurantoin Mono-Macro39 claims
  4. Amoxicillin-Clavulanate Potass26 claims
  5. Naproxen23 claims
  6. Sulfamethoxazole-Trimethoprim21 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 95.9 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score87.7
  2. Costout of 100 · 30%98.8
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Gary P. Gleason among 5,534 family medicine physician records in Washington

Gary P. Gleason, D.O. 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 2007, is newer than 42% of them.

  • NPI issued2007 · 42% of these records are older, 47% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileNo · 60% of these records are
  • Record last updated2022 · 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).

283 family medicine physician records list a practice address in Spokane

They are 283 of the 14,049 NPPES records with a practice address in Spokane, and 5,534 family medicine physician records in Washington.

The 8 family medicine physician records with the nearest ZIP codes

  1. William Brown, MDSpokane, WA 992081588734347
  2. Francis Goodman, M.D.Spokane, WA 992081083768899
  3. Jason Heffernan, MDSpokane, WA 992081528107562
  4. Thomas Hull, MDSpokane, WA 992081578545414
  5. Kemunto Kakumba, MDSpokane, WA 992081528096435
  6. Michael Mainer, M.D.Spokane, WA 992081760435028
  7. Stanley Malnar, MDSpokane, WA 992081114072279
  8. William Phillips, MDSpokane, WA 992081952399115

Common questions

What is Gary P. Gleason, D.O.'s NPI number?

Gary P. Gleason, D.O.'s National Provider Identifier (NPI) is 1215072665, issued on Feb 21, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Gary P. Gleason, D.O. located?

The NPPES record lists a practice address at 5901 N Lidgerwood St Ste 126, Spokane, WA, 99208. Phone: (509) 444-8200. Providers update this record themselves, so call before visiting.

How can I verify Gary P. Gleason, D.O.'s license?

NPPES lists Washington license number OP00001597, 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 Gary P. Gleason, D.O. prescribe under Medicare Part D?

In 2024, Gary P. Gleason, D.O. had 511 Medicare Part D claims for 330 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Gary P. Gleason, D.O.'s MIPS final score?

The 2023 MIPS final score is 95.9 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.