Provider Profile
Nina O'Mailia, PA-C is a physician assistant practicing in West Linn, OR. According to Medicare claims data, Nina cared for 205 Medicare patients across 222 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more. This provider record is associated with NPI 1316116684.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
21900 WILLAMETTE DR STE 209
West Linn, OR 97068
222 services · 205 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
131 | More often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
45 | As often as other peers in Physician Assistant |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
18 | Less often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
16 | Less often than most peers in Physician Assistant |
| Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen | Lab test | 87635 |
12 | Less often than most peers in Physician Assistant |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Nina O'Mailia is a physician assistant in West Linn, OR. That is the designation recorded for this NPI in the federal registry.
NPI registry
Nina O'Mailia is listed at 21900 Willamette Dr Ste 209, West Linn, OR 97068. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (971) 274-0038. Contact the office directly to confirm availability and scheduling.
NPI registry
Nina O'Mailia's National Provider Identifier is 1316116684. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Nina O'Mailia attended Other, graduating in 2007. This comes from the CMS National Downloadable File.
CMS public data
Nina O'Mailia has 19 years experience. Calculated from a graduation year of 2007, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Nina O'Mailia the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Nina O'Mailia. If this is you, claiming it is free.
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