Bridget Ann O'Brien, PA
Physician Assistant · West Hollywood, CA
Bridget Ann O'Brien, PA is a physician assistant with a practice address in West Hollywood, California, and NPI 1144453457, issued on Sep 2, 2009. Check the license (California PA60390, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Bridget Ann O'Brien
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA60390 CA
Self-reported in NPPES; status is on the state search - Practice location
- 8700 Beverly Blvd, West Hollywood, CA 90048
- Phone
- (310) 423-5874
- Enumerated
- Sep 2, 2009
- Record last updated
- Nov 8, 2023
- Fax
- (310) 423-0139
- Medicare enrollment
- Enrolled (PECOS I20221109000964); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 8700 Beverly Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Bridget Ann O'Brien in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA60390Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average physician assistant in 2024
43 Medicare Part D claims for 21 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Ketoconazole14 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): 87.7 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).
Industry payments in 2024: $267.69
4 payments; by number, the most common kind was food and beverage; the largest payer was Arcutis Biotherapeutics, Inc. The 64,719 providers of this specialty with any payment received $841.65 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.
2 hospitals and group practices
- Cedars-Sinai Medical CenterWest Hollywood, CA · Acute Care Hospitals5 of 5 stars
- Laca Dermatology IncSherman Oaks, CA
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.
Bridget Ann O'Brien among 14,451 physician assistant records in California
Bridget Ann O'Brien, PA is one of 14,451 physician assistant records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 25% of them.
- NPI issued2009 · 25% of these records are older, 73% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2009 · median 2018 among the 7,214 with a school on file
- Record last updated2023 · 40% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
50 physician assistant records list a practice address in West Hollywood
They are 50 of the 2,619 NPPES records with a practice address in West Hollywood, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in West Hollywood → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Jesse Collins, P.A.-CLos Angeles, CA 900481124290028
- Nirmeen Haniss-Youssef, PA-CLos Angeles, CA 900481750340246
- Lusine Harutyunyan, P.A.Los Angeles, CA 900481528270303
- Shraga Katz, PA-CLos Angeles, CA 900481174727523
- Elena Klimenko, PA-CLos Angeles, CA 900481134367709
- Nafiseh Moghadam, P.A.Los Angeles, CA 900481922023084
- Rebecca NaorWest Hollywood, CA 900481235363136
- Natalie Ngaripin, PACLos Angeles, CA 900481740225655
Common questions
What is Bridget Ann O'Brien, PA's NPI number?
Bridget Ann O'Brien, PA's National Provider Identifier (NPI) is 1144453457, issued on Sep 2, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Bridget Ann O'Brien, PA located?
The NPPES record lists a practice address at 8700 Beverly Blvd, West Hollywood, CA, 90048. Phone: (310) 423-5874. Providers update this record themselves, so call before visiting.
How can I verify Bridget Ann O'Brien, PA's license?
NPPES lists California license number PA60390, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Bridget Ann O'Brien, PA prescribe under Medicare Part D?
In 2024, Bridget Ann O'Brien, PA had 43 Medicare Part D claims for 21 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Bridget Ann O'Brien, PA's MIPS final score?
The 2023 MIPS final score is 87.7 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.