Nina O'Mailia, PA-C
Physician Assistant · West Linn, OR
Nina O'Mailia, PA-C is a physician assistant with a practice address in West Linn, Oregon, and NPI 1316116684, issued on Feb 21, 2008. Check the license (Oregon PA152466, as entered in NPPES) with the Oregon board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Nina O'Mailia
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA152466 OR
Self-reported in NPPES; status is on the state search - Practice location
- 21900 Willamette Dr Ste 209, West Linn, OR 97068
- Phone
- (971) 274-0038
- Enumerated
- Feb 21, 2008
- Record last updated
- Apr 25, 2023
- Fax
- (971) 202-2099
- Medicaid IDs
- 8508384 WA
500604590 OR - Medicare enrollment
- Enrolled (PECOS I20141002001854); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 2,094 in Oregon → Look up another NPI →
Verify Nina O'Mailia in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oregon board licenses this profession
Search for license PA152466Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.2 times the Medicare Part D claims of the average physician assistant in 2024
2,634 Medicare Part D claims for 429 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 39 claims were for opioids.
Most prescribed
- Atorvastatin Calcium185 claims
- Amlodipine Besylate108 claims
- Lisinopril102 claims
- Levothyroxine Sodium100 claims
- Losartan Potassium95 claims
- Albuterol Sulfate Hfa70 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 practice group's MIPS final score for 2023 (Medicare payment program): 86 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Legacy Clinics LLCPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nina O'Mailia among 2,094 physician assistant records in Oregon
Nina O'Mailia, PA-C is one of 2,094 physician assistant records with a practice address in Oregon. 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 2008, is newer than 22% of them.
- NPI issued2008 · 22% of these records are older, 75% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated2007 · median 2017 among the 1,552 with a school on file
- Record last updated2023 · 37% 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 Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
5 physician assistant records list a practice address in West Linn
They are 5 of the 471 NPPES records with a practice address in West Linn, and 2,094 physician assistant records in Oregon.
All 2,094 in Oregon → Every provider in West Linn → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Michael BeauchaineWest Linn, OR 970681255672465
- Allison Everson, PA-CWest Linn, OR 970681902310667
- Alyson Godbey, PA-SWest Linn, OR 970681760375380
- Karoline Woitke, PA-CWest Linn, OR 970681215046172
- Heidi Dyer, PA-CWilsonville, OR 970701922150580
- Julie Higgins, PA-CWilsonville, OR 970701962505719
- Briana London, PA-CWilsonville, OR 970701669878385
- Veronica Tiburcio-Espinoza, PA-CWilsonville, OR 970701295983625
Common questions
What is Nina O'Mailia, PA-C's NPI number?
Nina O'Mailia, PA-C's National Provider Identifier (NPI) is 1316116684, issued on Feb 21, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Nina O'Mailia, PA-C located?
The NPPES record lists a practice address at 21900 Willamette Dr Ste 209, West Linn, OR, 97068. Phone: (971) 274-0038. Providers update this record themselves, so call before visiting.
How can I verify Nina O'Mailia, PA-C's license?
NPPES lists Oregon license number PA152466, as entered by the provider. Search the Oregon board that licenses this profession; the NPPES record confirms identity only.
How much does Nina O'Mailia, PA-C prescribe under Medicare Part D?
In 2024, Nina O'Mailia, PA-C had 2,634 Medicare Part D claims for 429 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Nina O'Mailia, PA-C's MIPS final score?
The 2023 MIPS final score is 86 of 100, reported for the practice group. 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.