NPPES file of Aug 9, 2026

Olivia Muramoto

Obstetrics & Gynecology Physician · West Hollywood, CA

Olivia Muramoto is an obstetrics & gynecology physician with a practice address in West Hollywood, California, and NPI 1548667546, issued on Nov 19, 2014. Check the license (California A154897, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1548667546
Name
Olivia Muramoto
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
A154897 CA
Self-reported in NPPES; status is on the state search
Practice location
8700 Beverly Blvd Ste 3622, West Hollywood, CA 90048
Phone
(310) 423-7417
Enumerated
Nov 19, 2014
Record last updated
Dec 17, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20220808000957); accepts Medicare assignment
Medical or professional school
University Of California, Davis School Of Medicine, 2016
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 8700 Beverly Blvd Ste 3622

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

  1. Matthew Cervantes, MDStudent in an Organized Health Care Education/Training Program1528861838
  2. Nadia El-FakihObstetrics & Gynecology Physician1942751623
  3. Connie Hong, M.D.Obstetrics & Gynecology Physician1861754335
  4. Cecilia Leggett, MDStudent in an Organized Health Care Education/Training Program1659926350
  5. Justin ParkStudent in an Organized Health Care Education/Training Program1710780903
  6. Kristin ParrinellaObstetrics & Gynecology Physician1033629563

Verify Olivia Muramoto in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A154897
    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.

5% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024

174 Medicare Part D claims for 88 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.

  1. Olivia Muramoto174
  2. Specialty average165

Most prescribed

  1. Estradiol36 claims
  2. Climara17 claims
  3. Yuvafem16 claims
  4. Progesterone14 claims
  5. Hydrocortisone12 claims
  6. Acyclovir11 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.

Bills Medicare through one group practice

  1. Permanente Medical Group IncRoseville, CA

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

Olivia Muramoto among 5,088 obstetrics & gynecology physician records in California

Olivia Muramoto is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 80% of them.

  • NPI issued2014 · 80% of these records are older, 17% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2016 · median 2004 among the 2,700 with a school on file
  • Record last updated2021 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in California

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

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Carolyn Alexander, M.D.Los Angeles, CA 900481073578332
  2. Paula Bernstein, MDWest Hollywood, CA 900481891788501
  3. Sushma Bhadauria, M.D.Los Angeles, CA 900481164472460
  4. Aminah Bliss, M.D.Los Angeles, CA 900481225087463
  5. Gregory Ewertz, M.D.Los Angeles, CA 900481841248143
  6. Kimberly Gregory, M.D.Los Angeles, CA 900481033192356
  7. Paul Hackmeyer, M.D.Los Angeles, CA 900481023042363
  8. Bryna Harwood, MDWest Hollywood, CA 900481255304044

Common questions

What is Olivia Muramoto's NPI number?

Olivia Muramoto's National Provider Identifier (NPI) is 1548667546, issued on Nov 19, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Olivia Muramoto located?

The NPPES record lists a practice address at 8700 Beverly Blvd Ste 3622, West Hollywood, CA, 90048. Phone: (310) 423-7417. Providers update this record themselves, so call before visiting.

How can I verify Olivia Muramoto's license?

NPPES lists California license number A154897, 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 Olivia Muramoto prescribe under Medicare Part D?

In 2024, Olivia Muramoto had 174 Medicare Part D claims for 88 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.

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.