Olivia Grace Erway, PA-C
Physician Assistant · Washington, MO
Olivia Grace Erway, PA-C is a physician assistant with a practice address in Washington, Missouri, and NPI 1598615049, issued on Feb 2, 2026. Check the license (Missouri 1247450, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Olivia Grace Erway
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 1247450 MO
Self-reported in NPPES; status is on the state search - Practice location
- 901 Patients First Dr, Washington, MO 63090
- Phone
- (636) 239-7500
- Enumerated
- Feb 2, 2026
- Record last updated
- Feb 2, 2026
- Medicare enrollment
- Enrolled (PECOS I20260331003368); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 1,790 in Missouri → Look up another NPI →
Also registered at 901 Patients First Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kristy Bestgen, MSN, APRN, FNP-CFamily Nurse Practitioner1326487315
Verify Olivia Grace Erway in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license 1247450Check 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
- Mercy Clinic East CommunitiesWashington, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Olivia Grace Erway among 1,790 physician assistant records in Missouri
Olivia Grace Erway, PA-C is one of 1,790 physician assistant records with a practice address in Missouri. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2026, is newer than 96% of them.
- NPI issued2026 · 96% of these records are older, 0% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2025 · median 2019 among the 1,250 with a school on file
- Record last updated2026 · 32% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
10 physician assistant records list a practice address in Washington
They are 10 of the 533 NPPES records with a practice address in Washington, and 1,790 physician assistant records in Missouri.
All 1,790 in Missouri → Every provider in Washington → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Jeffery Armstrong, PA CWashington, MO 630901972597136
- Emily Beckerman, PA-SWashington, MO 630901750997268
- Tara Benes, PAWashington, MO 630901639827421
- Ashley Gawlik, PAWashington, MO 630901518775964
- Alexandra Gueck, PAWashington, MO 630901679394530
- Patrick Houlihan, PA-CWashington, MO 630901104142827
- Mitchel Kohnen, PA-CWashington, MO 630901427418417
- Emily Monzyk, PAWashington, MO 630901326709619
Common questions
What is Olivia Grace Erway, PA-C's NPI number?
Olivia Grace Erway, PA-C's National Provider Identifier (NPI) is 1598615049, issued on Feb 2, 2026. An NPI identifies a provider in billing; it is not a license.
Where is Olivia Grace Erway, PA-C located?
The NPPES record lists a practice address at 901 Patients First Dr, Washington, MO, 63090. Phone: (636) 239-7500. Providers update this record themselves, so call before visiting.
How can I verify Olivia Grace Erway, PA-C's license?
NPPES lists Missouri license number 1247450, as entered by the provider. Search the Missouri 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.