NPPES file of Aug 9, 2026

Abby Nicole Uhrinak, M.D.

Obstetrics & Gynecology Physician · Westlake Village, CA

Abby Nicole Uhrinak, M.D. is an obstetrics & gynecology physician with a practice address in Westlake Village, California, and NPI 1528431673, issued on Nov 10, 2015. Check the license (California A139227, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1528431673
Name
Abby Uhrinak
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
A139227 CA
Self-reported in NPPES; status is on the state search
Practice location
32144 Agoura RD Ste 100, Westlake Village, CA 91361
Phone
(805) 557-7180
Enumerated
Nov 10, 2015
Record last updated
Jan 21, 2025
Fax
(805) 557-7181
Medicare enrollment
Enrolled (PECOS I20181101003405); accepts Medicare assignment
Medical or professional school
University Of Southern California Keck School Of Medicine, 2014
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 32144 Agoura RD Ste 100

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jodi Ferro, M.D.Obstetrics & Gynecology Physician1285810762
  2. Christin Field, MDObstetrics & Gynecology Physician1245201912
  3. Adina Gregor, FNPFamily Nurse Practitioner1851806301
  4. Rita Kachakian, RN, BSN, FNPFamily Nurse Practitioner1336608496
  5. Alexandra Lenox, DO, MPHObstetrics & Gynecology Physician1245850064
  6. Ranoo Sabnis, MDObstetrics & Gynecology Physician1790941110

Verify Abby Uhrinak in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A139227
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

60% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024

264 Medicare Part D claims for 89 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Abby Uhrinak264
  2. Specialty average165

Most prescribed

  1. Estradiol87 claims
  2. Progesterone36 claims
  3. Yuvafem29 claims
  4. Estradiol (Twice Weekly)17 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): 90.8 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.

  1. Qualityout of 100 · 30% of the final score85.8
  2. Costout of 100 · 30%80.8
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Regents OF The University OF California Los AngelesSanta Monica, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Obstetrics & Gynecology Physician providers in California

There are 5,088 obstetrics & gynecology physician records in California.

Other obstetrics & gynecology physician records in California

  1. Ingrid Aalami, MDSan Jose, CA1952376550
  2. Avisa Abaian- Eagar, M.D.Orange, CA1316057755
  3. Derek Abbassi, MDWalnut Creek, CA1841364155
  4. Ahmed Abdelaziz, MDSanta Maria, CA1790039733
  5. Alireza Abdollah Shamshirsaz, M.D.Palo Alto, CA1881804235
  6. Nicole Abell, DOVentura, CA1811243603
  7. Zachary AbelsonLos Angeles, CA1689237414
  8. Ray Abinader, M.D.Loma Linda, CA1770901548
  9. Tarek Abou El Kheir, M.D.San Bernardino, CA1477521789
  10. Nada Abou-HaibaLos Angeles, CA1134067549

Common questions

What is Abby Nicole Uhrinak, M.D.'s NPI number?

Abby Nicole Uhrinak, M.D.'s National Provider Identifier (NPI) is 1528431673, issued on Nov 10, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Abby Nicole Uhrinak, M.D. located?

The NPPES record lists a practice address at 32144 Agoura RD Ste 100, Westlake Village, CA, 91361. Phone: (805) 557-7180. Providers update this record themselves, so call before visiting.

How can I verify Abby Nicole Uhrinak, M.D.'s license?

NPPES lists California license number A139227, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Abby Nicole Uhrinak, M.D. prescribe under Medicare Part D?

In 2024, Abby Nicole Uhrinak, M.D. had 264 Medicare Part D claims for 89 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.

What is Abby Nicole Uhrinak, M.D.'s MIPS final score?

The 2023 MIPS final score is 90.8 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.