Tien-Chun Chen, MD
Gastroenterology Physician · Temple City, CA
Tien-Chun Chen, MD is a gastroenterology physician with a practice address in Temple City, California, and NPI 1396005450, issued on May 23, 2012. Check the license (California A154605, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Tien-Chun Chen
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- A154605 CA
Self-reported in NPPES; status is on the state search - Practice location
- 6271 Rosemead Blvd, Temple City, CA 91780
- Phone
- (626) 898-4560
- Enumerated
- May 23, 2012
- Record last updated
- Nov 23, 2023
- Fax
- (626) 898-4561
- Medicare enrollment
- Enrolled (PECOS I20180818000125); accepts Medicare assignment
- Medical or professional school
- University Of Texas Southwestern Medical School At Dallas, 2012
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 2,140 in California → Look up another NPI →
Also registered at 6271 Rosemead Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Andy ChowPsychiatric/Mental Health Nurse Practitioner1336807288
- Unknown Lianna, NPPrimary Care Nurse Practitioner1881415214
- Ken Nguyen, M.D.Gastroenterology Physician1205193828
Verify Tien-Chun Chen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A154605Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
16% more Medicare Part D claims than the average gastroenterology physician in 2024
941 Medicare Part D claims for 484 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Most prescribed
- Gavilyte-G195 claims
- Pantoprazole Sodium183 claims
- Omeprazole79 claims
- Peg-3350 And Electrolytes60 claims
- Linzess55 claims
- Vemlidy55 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: $1,330.97
73 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
2 hospitals and group practices
- Genesis Healthcare Partners PCSan Gabriel, CA
- Ridgecrest Regional HospitalRidgecrest, CA · Critical Access Hospitals
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov).
Tien-Chun Chen among 2,140 gastroenterology physician records in California
Tien-Chun Chen, MD is one of 2,140 gastroenterology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 77% of them.
- NPI issued2012 · 77% of these records are older, 20% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2012 · median 2002 among the 1,538 with a school on file
- Record last updated2023 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in California
There are 2,140 gastroenterology physician records in California.
All 2,140 in California → Every provider in Temple City → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Ken Nguyen, M.D.Temple City, CA 917801205193828
- Robert Mehler, M.D.San Gabriel, CA 917761730259243
- Dana Pan, MDSan Gabriel, CA 917761265842934
- Chester Zahn, MDSan Gabriel, CA 917761639146442
- Basim Abdelkarim, MDUpland, CA 917861932217544
- Chuang Hung, M.D.Upland, CA 917861619049749
- Kevin Jenkins, DOUpland, CA 917861730276163
- Camron Kiafar, D.O.Upland, CA 917861831299254
Common questions
What is Tien-Chun Chen, MD's NPI number?
Tien-Chun Chen, MD's National Provider Identifier (NPI) is 1396005450, issued on May 23, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Tien-Chun Chen, MD located?
The NPPES record lists a practice address at 6271 Rosemead Blvd, Temple City, CA, 91780. Phone: (626) 898-4560. Providers update this record themselves, so call before visiting.
How can I verify Tien-Chun Chen, MD's license?
NPPES lists California license number A154605, 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 Tien-Chun Chen, MD prescribe under Medicare Part D?
In 2024, Tien-Chun Chen, MD had 941 Medicare Part D claims for 484 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.