NPPES file of Aug 9, 2026

Jean Park, MD. MPH

Obstetrics & Gynecology Physician · Fontana, CA

Jean Park, MD. MPH is an obstetrics & gynecology physician with a practice address in Fontana, California, and NPI 1205098183, issued on Jul 1, 2008. Check the license (California A117145, 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
1205098183
Name
Jean Park
Credential
MD. MPH
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License numbers
A117145 CA
11014577A IN
Self-reported in NPPES; status is on the state search
Practice location
9985 Sierra Ave, Fontana, CA 92335
Phone
(909) 427-5629
Enumerated
Jul 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 I20111018000663); accepts Medicare assignment
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.
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Also registered at 9985 Sierra Ave

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

  1. Olga Acosta, MDPediatrics Physician1861404832
  2. Najjia Ahmed, M.D.Pediatrics Physician1699110395
  3. Anje'Le AlstonSports Medicine (Internal Medicine) Physician1356970842
  4. Peyman Andalib, MDStudent in an Organized Health Care Education/Training Program1104028000
  5. Gerald ArafolOccupational Therapist1134315666
  6. Lovie Jay Arguelles, PTPhysical Therapist1457472920

Verify Jean Park in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A117145
    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.

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3.5 times the Medicare Part D claims of the average obstetrics & gynecology physician in 2024

580 Medicare Part D claims for 213 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 47 claims were for opioids.

  1. Jean Park580
  2. Specialty average165

Most prescribed

  1. Estradiol169 claims
  2. Solifenacin Succinate38 claims
  3. Oxycodone-Acetaminophen36 claims
  4. Myrbetriq34 claims
  5. Ondansetron Odt33 claims
  6. Ibuprofen32 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.

Industry payments in 2024: $156.58

1 payment: food and beverage; the largest payer was Medtronic, Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jean Park$156.58
  2. Specialty average$1,030.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Southern California Permanente Medical GroupFontana, CA

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

Jean Park among 5,088 obstetrics & gynecology physician records in California

Jean Park, MD. MPH 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 2008, is newer than 62% of them.

  • NPI issued2008 · 62% of these records are older, 34% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated2004 · 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).

50 obstetrics & gynecology physician records list a practice address in Fontana

They are 50 of the 3,012 NPPES records with a practice address in Fontana, and 5,088 obstetrics & gynecology physician records in California.

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

  1. Berneva Adams, MDFontana, CA 923351376602987
  2. Curt Bouma, MDFontana, CA 923351629145537
  3. Kenneth Griffis Jr., MDFontana, CA 923351437218146
  4. Jerrelyn Inocencio-Diaz, MDFontana, CA 923351326115163
  5. Linda Knudtson, MDFontana, CA 923351689745622
  6. Sung Lee, MDFontana, CA 923351124195276
  7. Elaine Pan, MDFontana, CA 923351821165721
  8. Rodney Parker, MDFontana, CA 923351437226396

Common questions

What is Jean Park, MD. MPH's NPI number?

Jean Park, MD. MPH's National Provider Identifier (NPI) is 1205098183, issued on Jul 1, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Jean Park, MD. MPH located?

The NPPES record lists a practice address at 9985 Sierra Ave, Fontana, CA, 92335. Phone: (909) 427-5629. Providers update this record themselves, so call before visiting.

How can I verify Jean Park, MD. MPH's license?

NPPES lists California license number A117145, 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 Jean Park, MD. MPH prescribe under Medicare Part D?

In 2024, Jean Park, MD. MPH had 580 Medicare Part D claims for 213 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.