Mark D. Frewing, DPT
Physical Therapist · Walla Walla, WA
Mark D. Frewing, DPT is a physical therapist with a practice address in Walla Walla, Washington, and NPI 1902970841, issued on Nov 20, 2006. Check the license (Washington PT00010293, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mark D. Frewing
- Credential
- DPT
- Primary taxonomy
- Physical Therapist 225100000X
- License number
- PT00010293 WA
Self-reported in NPPES; status is on the state search - Practice location
- 55 W Tietan St, Walla Walla, WA 99362
- Phone
- (509) 525-3720
- Enumerated
- Nov 20, 2006
- Record last updated
- Nov 2, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (509) 522-1592
- Medicaid IDs
- 8469959 WA
71265 OR - Medicare enrollment
- Enrolled (PECOS I20070112000535); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physical therapist records → All 7,493 in Washington → Look up another NPI →
Also registered at 55 W Tietan St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kevin Andrews, MDInternal Medicine Physician1174513873
- Shirley Ashley, MDPediatrics Physician1922083195
- Eric Ball, M.D.Internal Medicine Physician1275507485
- Thomas Ballard, MDDiagnostic Radiology Physician1750360012
- Theodore Bergstrom, M.D.Pediatrics Physician1598739716
- Barbara Blankenship, M.D.Diagnostic Radiology Physician1356305262
Verify Mark D. Frewing in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license PT00010293Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Privia Medical Group Washington PLLCWalla Walla, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark D. Frewing among 7,493 physical therapist records in Washington
Mark D. Frewing, DPT is one of 7,493 physical therapist records with a practice address in Washington. 38% 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, 80% newer
- In a Medicare fileYes · 38% of these records are
- In the CMS Doctors and Clinicians fileYes · 39% of these records are
- Graduated2005 · median 2016 among the 2,929 with a school on file
- Record last updated2018 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225100000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
55 physical therapist records list a practice address in Walla Walla
They are 55 of the 1,276 NPPES records with a practice address in Walla Walla, and 7,493 physical therapist records in Washington.
All 7,493 in Washington → Every provider in Walla Walla → Physical Therapist nationwide →
The 8 physical therapist records with the nearest ZIP codes
- George Arias, M.S.P.T.Walla Walla, WA 993621407820103
- Dave Barcenas, MSPTWalla Walla, WA 993621063431864
- Bradford Brouillette, PTWalla Walla, WA 993621861589350
- Michael Clark, PTWalla Walla, WA 993621306849955
- Michael Gregg, M.S.P.T.Walla Walla, WA 993621205800901
- Rachelle Hartman, P.T.Walla Walla, WA 993621245280494
- Connie Morgan, MSPTWalla Walla, WA 993621114192598
- Thomas O'Donnell, PT, DPT, OCSWalla Walla, WA 993621134362486
Common questions
What is Mark D. Frewing, DPT's NPI number?
Mark D. Frewing, DPT's National Provider Identifier (NPI) is 1902970841, issued on Nov 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark D. Frewing, DPT located?
The NPPES record lists a practice address at 55 W Tietan St, Walla Walla, WA, 99362. Phone: (509) 525-3720. Providers update this record themselves, so call before visiting.
How can I verify Mark D. Frewing, DPT's license?
NPPES lists Washington license number PT00010293, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity 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.