Riley Richardson
Surgical Physician Assistant · Seattle, WA
Riley Richardson is a surgical physician assistant with a practice address in Seattle, Washington, and NPI 1033720495, issued on Aug 11, 2020. Check the license (Washington PA61112534, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Riley Richardson
- Primary taxonomy
- Surgical Physician Assistant 363AS0400X
- License number
- PA61112534 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1100 9TH Ave, Seattle, WA 98101
- Phone
- (206) 223-6374
- Enumerated
- Aug 11, 2020
- Record last updated
- May 19, 2023
- Medicare enrollment
- Enrolled (PECOS I20230316000747); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest surgical physician assistant records → All 609 in Washington → Look up another NPI →
Also registered at 1100 9TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Barry Aaronson, MDHospitalist Physician1952418345
- David Aboulafia, MDHematology & Oncology Physician1043269392
- Deborah Abrams, M.D.Hematology & Oncology Physician1902974835
- Alvin Aceron, ARNPAdult Health Nurse Practitioner1639488562
- Ream AdeebAdult Health Nurse Practitioner1760868855
- Steven Adler, MDDiagnostic Ultrasound Physician1639108046
Verify Riley Richardson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license PA61112534Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% fewer Medicare Part D claims than the average surgical physician assistant in 2024
131 Medicare Part D claims for 64 beneficiaries, against an average of 304 among the 10,174 providers of this specialty who prescribed in Part D. 42 claims were for opioids.
Most prescribed
- Oxycodone Hcl38 claims
- Omeprazole20 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.
Industry payments in 2024: $141.68
1 payment: food and beverage; the largest payer was Aerin Medical Inc. The 7,578 providers of this specialty with any payment received $703.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
One hospital affiliation
- Virginia Mason Medical CenterIssaquah, WA · Acute Care Hospitals5 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Riley Richardson among 609 surgical physician assistant records in Washington
Riley Richardson is one of 609 surgical physician assistant records with a practice address in Washington. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 78% of them.
- NPI issued2020 · 78% of these records are older, 17% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 79% of these records are
- Graduated2016 · median 2015 among the 479 with a school on file
- Record last updated2023 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AS0400X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgical Physician Assistant providers in Washington
There are 609 surgical physician assistant records in Washington.
All 609 in Washington → Every provider in Seattle → Surgical Physician Assistant nationwide →
The 8 surgical physician assistant records with the nearest ZIP codes
- Francesco Araya, PA CSeattle, WA 981011861432262
- William Campbell, PACSeattle, WA 981011952449688
- Mary Ditkoff, PACSeattle, WA 981011205974938
- Noelani Fielder, PA-CSeattle, WA 981011104027788
- Roland Fuentes, PACSeattle, WA 981011134267495
- Wallace Geiger, PACSeattle, WA 981011790822021
- Michelle Gilbert, PASeattle, WA 981011174764534
- Scott Goldberg, PA-CSeattle, WA 981011255490264
Common questions
What is Riley Richardson's NPI number?
Riley Richardson's National Provider Identifier (NPI) is 1033720495, issued on Aug 11, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Riley Richardson located?
The NPPES record lists a practice address at 1100 9TH Ave, Seattle, WA, 98101. Phone: (206) 223-6374. Providers update this record themselves, so call before visiting.
How can I verify Riley Richardson's license?
NPPES lists Washington license number PA61112534, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
How much does Riley Richardson prescribe under Medicare Part D?
In 2024, Riley Richardson had 131 Medicare Part D claims for 64 beneficiaries; the average among surgical physician assistant prescribers was 304. 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.