Olivia Taeko Ishibashi, MD, MPH
Family Medicine Physician · Santa Monica, CA
Olivia Taeko Ishibashi, MD, MPH is a family medicine physician with a practice address in Santa Monica, California, and NPI 1033670138, issued on Mar 29, 2019. Check the license (California A178419, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Olivia Taeko Ishibashi
- Credential
- MD, MPH
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A178419 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1920 Colorado Ave, Santa Monica, CA 90404
- Phone
- (310) 319-4711
- Enumerated
- Mar 29, 2019
- Record last updated
- Jan 9, 2025
- Medicare enrollment
- Enrolled (PECOS I20220516002496); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 2019
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 1920 Colorado Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Olivia Taeko Ishibashi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A178419Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
71% fewer Medicare Part D claims than the average family medicine physician in 2024
1,039 Medicare Part D claims for 190 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 18 claims were for opioids.
Most prescribed
- Atorvastatin Calcium95 claims
- Amlodipine Besylate62 claims
- Levothyroxine Sodium59 claims
- Rosuvastatin Calcium53 claims
- Fluticasone Propionate33 claims
- Benazepril Hcl31 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 2 group practices
- County OF Los AngelesVan Nuys, CA
- UC RegentsSanta Monica, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Olivia Taeko Ishibashi among 17,133 family medicine physician records in California
Olivia Taeko Ishibashi, MD, MPH is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 85% of them.
- NPI issued2019 · 85% of these records are older, 12% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2019 · median 2005 among the 10,652 with a school on file
- Record last updated2025 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
192 family medicine physician records list a practice address in Santa Monica
They are 192 of the 5,151 NPPES records with a practice address in Santa Monica, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Santa Monica → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
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- Benjamin GilmoreSanta Monica, CA 904041396770178
- Raouf Hallis, MDSanta Monica, CA 904041386688687
- Mary Marfisee, M.D.Santa Monica, CA 904041700829934
- James Murray, MDSanta Monica, CA 904041659307452
- Michael Nagata, MDSanta Monica, CA 904041124054184
Common questions
What is Olivia Taeko Ishibashi, MD, MPH's NPI number?
Olivia Taeko Ishibashi, MD, MPH's National Provider Identifier (NPI) is 1033670138, issued on Mar 29, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Olivia Taeko Ishibashi, MD, MPH located?
The NPPES record lists a practice address at 1920 Colorado Ave, Santa Monica, CA, 90404. Phone: (310) 319-4711. Providers update this record themselves, so call before visiting.
How can I verify Olivia Taeko Ishibashi, MD, MPH's license?
NPPES lists California license number A178419, 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 Taeko Ishibashi, MD, MPH prescribe under Medicare Part D?
In 2024, Olivia Taeko Ishibashi, MD, MPH had 1,039 Medicare Part D claims for 190 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.