Mary C. Regan, PA-C
Medical Physician Assistant · Scappoose, OR
Mary C. Regan, PA-C is a medical physician assistant with a practice address in Scappoose, Oregon, and NPI 1740276344, issued on Sep 20, 2005. Check the license (Oregon PA196072, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary C. Regan
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License numbers
- PA196072 OR
APA14888 CA
Self-reported in NPPES; status is on the state search - Practice location
- 51377 SW Old Portland RD, Scappoose, OR 97056
- Phone
- (503) 418-4222
- Enumerated
- Sep 20, 2005
- Record last updated
- Dec 29, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (503) 418-4223
- Medicare enrollment
- Enrolled (PECOS I20200214000882); accepts Medicare assignment
- Medical or professional school
- Baylor College Of Medicine, 1998
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 699 in Oregon → Look up another NPI →
Also registered at 51377 SW Old Portland RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Aubrey BridgesMedical Physician Assistant1700103975
- Marni Doerfler, LCSWClinical Social Worker1275033268
- Sarah Esdaile, PA-CPhysician Assistant1578502118
- Supreetha Gubbala, MDFamily Medicine Physician1144781162
- Richard Moberly, MDFamily Medicine Physician1063632073
- Ian Penner, PA-CMedical Physician Assistant1457680613
Verify Mary C. Regan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license PA196072Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% fewer Medicare Part D claims than the average medical physician assistant in 2024
224 Medicare Part D claims for 165 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. 14 claims were for opioids.
Most prescribed
- Azithromycin16 claims
- Amoxicillin-Clavulanate Potass14 claims
- Paxlovid13 claims
- Sulfamethoxazole-Trimethoprim13 claims
- Albuterol Sulfate Hfa11 claims
- Amoxicillin11 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.
The MIPS final score for 2023 (Medicare payment program): 97.8 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Oregon Health And Science UniversityPortland, OR
- University Professional ServicesBeaverton, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary C. Regan among 699 medical physician assistant records in Oregon
Mary C. Regan, PA-C is one of 699 medical physician assistant records with a practice address in Oregon. 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 96% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated1998 · median 2014 among the 508 with a school on file
- Record last updated2020 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
5 medical physician assistant records list a practice address in Scappoose
They are 5 of the 102 NPPES records with a practice address in Scappoose, and 699 medical physician assistant records in Oregon.
All 699 in Oregon → Every provider in Scappoose → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Aubrey BridgesScappoose, OR 970561700103975
- Ian Penner, PA-CScappoose, OR 970561457680613
- Gregory Randolph, PA-CScappoose, OR 970561780177964
- Michael Yetter, PA-CScappoose, OR 970561538196621
- Roberta Rich, PA-CSandy, OR 970551881870327
- Thomas Koehler, PA-CThe Dalles, OR 970581720405145
- David Macnally, PA CThe Dalles, OR 970581093753592
- Sean McHugh, PAThe Dalles, OR 970581891245999
Common questions
What is Mary C. Regan, PA-C's NPI number?
Mary C. Regan, PA-C's National Provider Identifier (NPI) is 1740276344, issued on Sep 20, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Mary C. Regan, PA-C located?
The NPPES record lists a practice address at 51377 SW Old Portland RD, Scappoose, OR, 97056. Phone: (503) 418-4222. Providers update this record themselves, so call before visiting.
How can I verify Mary C. Regan, PA-C's license?
NPPES lists Oregon license number PA196072, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.
How much does Mary C. Regan, PA-C prescribe under Medicare Part D?
In 2024, Mary C. Regan, PA-C had 224 Medicare Part D claims for 165 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.
What is Mary C. Regan, PA-C's MIPS final score?
The 2023 MIPS final score is 97.8 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.