Glyn E.a. Marsh, M.D.
Physical Medicine & Rehabilitation Physician · Walla Walla, WA
Glyn E.a. Marsh, M.D. is a physical medicine & rehabilitation physician with a practice address in Walla Walla, Washington, and NPI 1316031255, issued on Oct 3, 2006. Check the license (Washington MD00046815, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Glyn E.a. Marsh
- Credential
- M.D.
- Primary taxonomy
- Physical Medicine & Rehabilitation Physician 208100000X
- License number
- MD00046815 WA
Self-reported in NPPES; status is on the state search - Practice location
- 301 W Poplar St Ste 220, Walla Walla, WA 99362
- Phone
- (509) 897-8959
- Enumerated
- Oct 3, 2006
- Record last updated
- Jun 17, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (509) 897-5788
- Medicaid ID
- 7128648 WA
- Medicare enrollment
- Enrolled (PECOS I20070213000624); accepts Medicare assignment
- Medical or professional school
- Loma Linda University School Of Medicine, 2002
- Entity
- Type 1 · individual
8 nearest physical medicine & rehabilitation physician records → All 462 in Washington → Look up another NPI →
Also registered at 301 W Poplar St Ste 220
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Bailee Butler, RNNeuroscience Registered Nurse1134097157
- Laura Hollister-Meadows, FNP-BCFamily Nurse Practitioner1477534972
Verify Glyn E.a. Marsh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00046815Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% fewer Medicare Part D claims than the average physical medicine & rehabilitation physician in 2024
162 Medicare Part D claims for 48 beneficiaries, against an average of 727 among the 7,448 providers of this specialty who prescribed in Part D. Brand-name drugs were 35% of claims.
Most prescribed
- Duloxetine Hcl40 claims
- Aimovig Autoinjector31 claims
- Nurtec Odt15 claims
- Gabapentin14 claims
- Baclofen13 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 one group practice
- Providence Health And Services - WashingtonWalla Walla, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Glyn E.a. Marsh among 462 physical medicine & rehabilitation physician records in Washington
Glyn E.a. Marsh, M.D. is one of 462 physical medicine & rehabilitation physician records with a practice address in Washington. 55% 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 3% of them.
- NPI issued2006 · 3% of these records are older, 65% newer
- In a Medicare fileYes · 55% of these records are
- In the CMS Doctors and Clinicians fileYes · 44% of these records are
- Graduated2002 · median 2010 among the 203 with a school on file
- Record last updated2021 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208100000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Physical Medicine & Rehabilitation Physician providers in Washington
There are 462 physical medicine & rehabilitation physician records in Washington.
All 462 in Washington → Every provider in Walla Walla → Physical Medicine & Rehabilitation Physician nationwide →
The 8 physical medicine & rehabilitation physician records with the nearest ZIP codes
- William Breland, MDWalla Walla, WA 993621396759700
- Michael Moore, M.D.Walla Walla, WA 993621235132978
- Josquin Poirot, DPTWalla Walla, WA 993621922766625
- Matthew Smith, PTAWalla Walla, WA 993621659079374
- Adam Zierenberg, MDWalla Walla, WA 993621821202573
- Wing Chau, MDRichland, WA 993521518065630
- Jordan Curtis, DPTRichland, WA 993521922770775
- Jonathan Salahshour, MDRichland, WA 993521245464445
Common questions
What is Glyn E.a. Marsh, M.D.'s NPI number?
Glyn E.a. Marsh, M.D.'s National Provider Identifier (NPI) is 1316031255, issued on Oct 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Glyn E.a. Marsh, M.D. located?
The NPPES record lists a practice address at 301 W Poplar St Ste 220, Walla Walla, WA, 99362. Phone: (509) 897-8959. Providers update this record themselves, so call before visiting.
How can I verify Glyn E.a. Marsh, M.D.'s license?
NPPES lists Washington license number MD00046815, 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 Glyn E.a. Marsh, M.D. prescribe under Medicare Part D?
In 2024, Glyn E.a. Marsh, M.D. had 162 Medicare Part D claims for 48 beneficiaries; the average among physical medicine & rehabilitation physician prescribers was 727. 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.