John Park, MD
Family Medicine Physician · Santa Ana, CA
John Park, MD is a family medicine physician with a practice address in Santa Ana, California, and NPI 1518661867, issued on Mar 29, 2023. Check the license (California A196669, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- John Park
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A196669 CA
Self-reported in NPPES; status is on the state search - Practice location
- 5105 W 1St St # 101, Santa Ana, CA 92703
- Phone
- (213) 574-2248
- Enumerated
- Mar 29, 2023
- Record last updated
- Jun 23, 2026
- Medicare enrollment
- Enrolled (PECOS I20251120001916); 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 5105 W 1St St # 101
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Hoai-Ky Ho, M.D.General Practice Physician1750541660
Verify John Park in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A196669Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average family medicine physician in 2024
122 Medicare Part D claims for 41 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
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
- Pih Health PhysiciansSanta Fe Springs, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Park among 17,133 family medicine physician records in California
John Park, MD 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 2023, is newer than 97% of them.
- NPI issued2023 · 97% of these records are older, 1% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2023 · median 2005 among the 10,652 with a school on file
- Record last updated2026 · 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).
177 family medicine physician records list a practice address in Santa Ana
They are 177 of the 8,904 NPPES records with a practice address in Santa Ana, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Santa Ana → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Ravi BhaktaSanta Ana, CA 927031093248510
- Chun Chiang, M.D.Santa Ana, CA 927031457657710
- Jose Cilliani, D.O.Santa Ana, CA 927031265545586
- Robert Espinoza, M.D.Santa Ana, CA 927031154593069
- Megan Gonzalez, MDSanta Ana, CA 927031912572926
- Thao Hoang, D.O.Santa Ana, CA 927031750348363
- Afram Kallah, MDSanta Ana, CA 927031376586644
- Linda Lin, M.D.Santa Ana, CA 927031194165605
Common questions
What is John Park, MD's NPI number?
John Park, MD's National Provider Identifier (NPI) is 1518661867, issued on Mar 29, 2023. An NPI identifies a provider in billing; it is not a license.
Where is John Park, MD located?
The NPPES record lists a practice address at 5105 W 1St St # 101, Santa Ana, CA, 92703. Phone: (213) 574-2248. Providers update this record themselves, so call before visiting.
How can I verify John Park, MD's license?
NPPES lists California license number A196669, 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 John Park, MD prescribe under Medicare Part D?
In 2024, John Park, MD had 122 Medicare Part D claims for 41 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.