NPPES file of Aug 9, 2026

Stephanie Jamie Changchien, M.D.

Family Medicine Physician · Corona, CA

Stephanie Jamie Changchien, M.D. is a family medicine physician with a practice address in Corona, California, and NPI 1205061835, issued on May 27, 2009. Check the license (California A106116, 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
1205061835
Name
Stephanie Jamie Changchien
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
A106116 CA
036125294 IL
Self-reported in NPPES; status is on the state search
Practice location
770 Magnolia Ave Ste 1K, Corona, CA 92879
Phone
(951) 738-0303
Enumerated
May 27, 2009
Record last updated
May 13, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20170403002504); accepts Medicare assignment
Medical or professional school
Northwestern University Feinberg Medical School, 2007
Telehealth
Offers telehealth (CMS)
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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8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →

Verify Stephanie Jamie Changchien in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A106116    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

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83% fewer Medicare Part D claims than the average family medicine physician in 2024

596 Medicare Part D claims for 97 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Stephanie Changchien596
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium38 claims
  2. Metformin Hcl31 claims
  3. Lisinopril29 claims
  4. Losartan Potassium24 claims
  5. Carvedilol22 claims
  6. Amlodipine Besylate17 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: $98.54

5 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Stephanie Changchien$98.54
  2. Specialty average$902.55

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. Rupal B, Shah, MD., IncCorona, CA

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

Stephanie Jamie Changchien among 17,133 family medicine physician records in California

Stephanie Jamie Changchien, M.D. 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 2009, is newer than 58% of them.

  • NPI issued2009 · 58% of these records are older, 40% 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 updated2020 · 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).

42 family medicine physician records list a practice address in Corona

They are 42 of the 3,731 NPPES records with a practice address in Corona, and 17,133 family medicine physician records in California.

All 17,133 in California → Every provider in Corona → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. Kareim Ali, M.D.Corona, CA 928791417991308
  2. Cammy Bowes, DOCorona, CA 928791417005448
  3. Ralph Dean, M.D.Corona, CA 928791033258389
  4. Subhash Deshmukh, MDCorona, CA 928791851337034
  5. Suhasini Deshmukh, MDCorona, CA 928791578591236
  6. Michelle Fajardo, MDCorona, CA 928791336447531
  7. Olivia Galvan, MDCorona, CA 928791871555359
  8. Fatima Magina, M.D.Corona, CA 928791205984689

Common questions

What is Stephanie Jamie Changchien, M.D.'s NPI number?

Stephanie Jamie Changchien, M.D.'s National Provider Identifier (NPI) is 1205061835, issued on May 27, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Stephanie Jamie Changchien, M.D. located?

The NPPES record lists a practice address at 770 Magnolia Ave Ste 1K, Corona, CA, 92879. Phone: (951) 738-0303. Providers update this record themselves, so call before visiting.

How can I verify Stephanie Jamie Changchien, M.D.'s license?

NPPES lists California license number A106116, 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 Stephanie Jamie Changchien, M.D. prescribe under Medicare Part D?

In 2024, Stephanie Jamie Changchien, M.D. had 596 Medicare Part D claims for 97 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.