Janie Chen, M.D.
Hospitalist Physician · Anaheim, CA
Janie Chen, M.D. is a hospitalist physician with a practice address in Anaheim, California, and NPI 1184693681, issued on Mar 16, 2006. Check the license (California A85897, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Janie Chen
- Credential
- M.D.
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- A85897 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3440 E LA Palma Ave, Anaheim, CA 92806
- Phone
- (714) 644-2000
- Enumerated
- Mar 16, 2006
- Record last updated
- Dec 1, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20050611000027); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 2002
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 3,099 in California → Look up another NPI →
Also registered at 3440 E LA Palma Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Maria Abrantes, MDNeonatal-Perinatal Medicine Physician1861438889
- David Alvarez, MDDiagnostic Radiology Physician1255448924
- Marithel Arambulo, MSN RNC-OB PHNRegistered Nurse1174329551
- Salli AzizHospitalist Physician1841720604
- Ricardo Bardales MendozaInternal Medicine Physician1801103130
- Sharrise Boop, MSWSocial Worker1134643489
Verify Janie Chen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A85897Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
38% fewer Medicare Part D claims than the average hospitalist physician in 2024
321 Medicare Part D claims for 119 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Furosemide33 claims
- Eliquis19 claims
- Potassium Chloride18 claims
- Pradaxa14 claims
- Bisoprolol Fumarate12 claims
- Omeprazole12 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 GroupAnaheim, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Janie Chen among 3,099 hospitalist physician records in California
Janie Chen, M.D. is one of 3,099 hospitalist physician records with a practice address in California. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 73% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 81% of these records are
- Graduated2002 · median 2010 among the 2,505 with a school on file
- Record last updated2021 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in California
There are 3,099 hospitalist physician records in California.
All 3,099 in California → Every provider in Anaheim → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Salli AzizAnaheim, CA 928061841720604
- Matthew Hanchett, M.D.Anaheim, CA 928061346405644
- Chloe Lee, DOAnaheim, CA 928061649632308
- Jiayi Lin, MDAnaheim, CA 928061609525351
- Ann Marie Paragas, MDAnaheim, CA 928061437585890
- Esther Yu, M.D.Anaheim, CA 928071891818928
- Benjamin Chou, M.D.Anaheim, CA 928041487001590
- Shaiquel Jilani, M.D.Anaheim, CA 928041306139035
Common questions
What is Janie Chen, M.D.'s NPI number?
Janie Chen, M.D.'s National Provider Identifier (NPI) is 1184693681, issued on Mar 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Janie Chen, M.D. located?
The NPPES record lists a practice address at 3440 E LA Palma Ave, Anaheim, CA, 92806. Phone: (714) 644-2000. Providers update this record themselves, so call before visiting.
How can I verify Janie Chen, M.D.'s license?
NPPES lists California license number A85897, 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 Janie Chen, M.D. prescribe under Medicare Part D?
In 2024, Janie Chen, M.D. had 321 Medicare Part D claims for 119 beneficiaries; the average among hospitalist physician prescribers was 521. 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.