Regina Souder, DO
Family Medicine Physician · Chehalis, WA
Regina Souder, DO is a family medicine physician with a practice address in Chehalis, Washington, and NPI 1750085650, issued on Mar 27, 2023. Check the license (Washington OP70024211, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Regina Souder
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- OP70024211 WA
Self-reported in NPPES; status is on the state search - Practice location
- 931 S Market Blvd, Chehalis, WA 98532
- Phone
- (360) 767-6300
- Enumerated
- Mar 27, 2023
- Record last updated
- Apr 14, 2026
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 5,534 in Washington → Look up another NPI →
Also registered at 931 S Market Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Regina Souder in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license OP70024211Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average family medicine physician in 2024
472 Medicare Part D claims for 92 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium24 claims
- Lisinopril24 claims
- Albuterol Sulfate Hfa18 claims
- Omeprazole16 claims
- Metoprolol Succinate15 claims
- Tamsulosin Hcl14 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.
Regina Souder among 5,534 family medicine physician records in Washington
Regina Souder, DO 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 2023, is newer than 97% of them.
- NPI issued2023 · 97% of these records are older, 2% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2026 · 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).
31 family medicine physician records list a practice address in Chehalis
They are 31 of the 705 NPPES records with a practice address in Chehalis, and 5,534 family medicine physician records in Washington.
All 5,534 in Washington → Every provider in Chehalis → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Jeanne Adams, MDChehalis, WA 985321831208057
- Francisco Chan, M.D.Chehalis, WA 985321124217716
- David Ellis, M.D.Chehalis, WA 985321184711426
- Simon Elloway, MDChehalis, WA 985321811057870
- Esther Kittle, MDChehalis, WA 985321205959459
- Sarah Landrum, M.D.Chehalis, WA 985321033317920
- Juan Lee, MDChehalis, WA 985321235469784
- Michael Lorich, DO, MPHChehalis, WA 985321881777340
Common questions
What is Regina Souder, DO's NPI number?
Regina Souder, DO's National Provider Identifier (NPI) is 1750085650, issued on Mar 27, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Regina Souder, DO located?
The NPPES record lists a practice address at 931 S Market Blvd, Chehalis, WA, 98532. Phone: (360) 767-6300. Providers update this record themselves, so call before visiting.
How can I verify Regina Souder, DO's license?
NPPES lists Washington license number OP70024211, 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 Regina Souder, DO prescribe under Medicare Part D?
In 2024, Regina Souder, DO had 472 Medicare Part D claims for 92 beneficiaries; 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.