Ruben W. Chin, M.D.
Internal Medicine Physician · Anaheim, CA
Ruben W. Chin, M.D. is an internal medicine physician with a practice address in Anaheim, California, and NPI 1902829450, issued on Jul 25, 2006. Check the license (California A53452, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ruben W. Chin
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A53452 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1717 W Ball RD, Anaheim, CA 92804
- Phone
- (714) 776-7006
- Enumerated
- Jul 25, 2006
- Record last updated
- Dec 5, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (714) 776-7666
- Medicaid ID
- 00A534520 CA
- Medicare enrollment
- Enrolled (PECOS I20050616000475); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 1717 W Ball RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Myoungsoo Lee, L.AC.Acupuncturist1962532101
Verify Ruben W. Chin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A53452Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
69% fewer Medicare Part D claims than the average internal medicine physician in 2024
972 Medicare Part D claims for 94 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 13 claims were for opioids.
Most prescribed
- Azithromycin57 claims
- Prednisone57 claims
- Zolpidem Tartrate45 claims
- Ibuprofen28 claims
- Meloxicam27 claims
- Metoclopramide Hcl24 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: $1,901.42
19 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 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.
Ruben W. Chin among 17,696 internal medicine physician records in California
Ruben W. Chin, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 56% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1982 · median 2004 among the 11,065 with a school on file
- Record last updated2013 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
189 internal medicine physician records list a practice address in Anaheim
They are 189 of the 9,018 NPPES records with a practice address in Anaheim, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Anaheim → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Ahmed Badr, MDAnaheim, CA 928041508818253
- Julie Brown, MDAnaheim, CA 928041457334070
- Vincent Chiu, PHD MDAnaheim, CA 928041942309703
- Kamran Haghighat, MDAnaheim, CA 928041205826583
- Bee KyawAnaheim, CA 928041760498000
- Ching Lee, MDAnaheim, CA 928041821105321
- Rosalinda Loza, M.D.Anaheim, CA 928041730298688
- Rosalia Osias, M.D.Anaheim, CA 928041669582938
Common questions
What is Ruben W. Chin, M.D.'s NPI number?
Ruben W. Chin, M.D.'s National Provider Identifier (NPI) is 1902829450, issued on Jul 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ruben W. Chin, M.D. located?
The NPPES record lists a practice address at 1717 W Ball RD, Anaheim, CA, 92804. Phone: (714) 776-7006. Providers update this record themselves, so call before visiting.
How can I verify Ruben W. Chin, M.D.'s license?
NPPES lists California license number A53452, 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 Ruben W. Chin, M.D. prescribe under Medicare Part D?
In 2024, Ruben W. Chin, M.D. had 972 Medicare Part D claims for 94 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.