Grace Jiyoung Park, D.O. , MPH
Family Medicine Physician · Gardena, CA
Grace Jiyoung Park, D.O. , MPH is a family medicine physician with a practice address in Gardena, California, and NPI 1164677464, issued on Dec 1, 2008. Check the license (California 20A10562, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Grace Jiyoung Park
- Credential
- D.O. , MPH
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 20A10562 CA
Self-reported in NPPES; status is on the state search - Practice location
- 15446 S Western Ave, Gardena, CA 90249
- Phone
- (310) 965-4821
- Enumerated
- Dec 1, 2008
- Record last updated
- Dec 6, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20101130001131); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 15446 S Western Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Andrew AbramPharmacist1821413238
- Walter Chang, MDFamily Medicine Physician1689044760
- Christina Chen, DPTPhysical Therapist1649644733
- Peter Chong, MDInternal Medicine Physician1346276789
- Raven Copeland, M.D.Family Medicine Physician1720422470
- Karina CortesClinical Social Worker1376085332
Verify Grace Jiyoung Park in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A10562Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% more Medicare Part D claims than the average family medicine physician in 2024
6,287 Medicare Part D claims for 1,544 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 37 claims were for opioids.
Most prescribed
- Atorvastatin Calcium559 claims
- Amlodipine Besylate484 claims
- Lisinopril325 claims
- Losartan Potassium314 claims
- Rosuvastatin Calcium192 claims
- Levothyroxine Sodium191 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
- Southern California Permanente Medical GroupGardena, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Grace Jiyoung Park among 17,133 family medicine physician records in California
Grace Jiyoung Park, D.O. , 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 2008, is newer than 53% of them.
- NPI issued2008 · 53% of these records are older, 42% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2007 · median 2005 among the 10,652 with a school on file
- Record last updated2021 · 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).
30 family medicine physician records list a practice address in Gardena
They are 30 of the 4,627 NPPES records with a practice address in Gardena, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Gardena → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Walter Chang, MDGardena, CA 902491689044760
- Uche Chukwudi, M.D.Gardena, CA 902491417192063
- Raven Copeland, M.D.Gardena, CA 902491720422470
- Joyce George, M.D.Gardena, CA 902491609303999
- Hoangvy Le, MDGardena, CA 902491841619095
- Patrick Lemm, D.O.Gardena, CA 902491710920756
- Tu-Anh Nguyen, D.O.Gardena, CA 902491659750487
- Freyman Recinos, M.D.Gardena, CA 902491194131615
Common questions
What is Grace Jiyoung Park, D.O. , MPH's NPI number?
Grace Jiyoung Park, D.O. , MPH's National Provider Identifier (NPI) is 1164677464, issued on Dec 1, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Grace Jiyoung Park, D.O. , MPH located?
The NPPES record lists a practice address at 15446 S Western Ave, Gardena, CA, 90249. Phone: (310) 965-4821. Providers update this record themselves, so call before visiting.
How can I verify Grace Jiyoung Park, D.O. , MPH's license?
NPPES lists California license number 20A10562, 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 Grace Jiyoung Park, D.O. , MPH prescribe under Medicare Part D?
In 2024, Grace Jiyoung Park, D.O. , MPH had 6,287 Medicare Part D claims for 1,544 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.