Muthusamy Muthiah, MD
Cardiovascular Disease Physician · Pomona, CA
Muthusamy Muthiah, MD is a cardiovascular disease physician with a practice address in Pomona, California, and NPI 1679541148, issued on Mar 10, 2006. Check the license (California A51517, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Muthusamy Muthiah
- Credential
- MD
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- A51517 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1866 N Orange Grove Ave, Pomona, CA 91767
- Phone
- (909) 623-8796
- Enumerated
- Mar 10, 2006
- Record last updated
- May 3, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (909) 623-3076
- Medicaid ID
- 00A515170 CA
- Medicare enrollment
- Enrolled (PECOS I20071009000912); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 2,574 in California → Look up another NPI →
Also registered at 1866 N Orange Grove Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kenneth Brown, MDInternal Medicine Physician1003817537
- Raja Dhalla, MDOrthopaedic Surgery Physician1730157876
- Puneet Ghayal, M.D.Cardiovascular Disease Physician1336443100
- Manjusha Gupta, MDInternal Medicine Physician1609077197
- Robert Jones, MDSleep Medicine (Internal Medicine) Physician1275501629
- Sudhakar Kona, MDGeriatric Medicine (Internal Medicine) Physician1619080215
Verify Muthusamy Muthiah in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A51517Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% more Medicare Part D claims than the average cardiovascular disease physician in 2024
5,417 Medicare Part D claims for 712 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.
Most prescribed
- Eliquis515 claims
- Atorvastatin Calcium404 claims
- Metoprolol Succinate366 claims
- Furosemide301 claims
- Amlodipine Besylate300 claims
- Carvedilol291 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: $321.53
19 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 16,686 providers of this specialty with any payment received $3,819.56 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.
Bills Medicare through one group practice
- Chaparral Medical Group IncPomona, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Muthusamy Muthiah among 2,574 cardiovascular disease physician records in California
Muthusamy Muthiah, MD is one of 2,574 cardiovascular disease 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 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 45% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1992 · median 1999 among the 1,742 with a school on file
- Record last updated2021 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Cardiovascular Disease Physician providers in California
There are 2,574 cardiovascular disease physician records in California.
All 2,574 in California → Every provider in Pomona → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- Puneet Ghayal, M.D.Pomona, CA 917671336443100
- Tom Moy, MDPomona, CA 917671821064007
- Yogesh Paliwal, MDPomona, CA 917671346217551
- Gaurav Parikh, MDPomona, CA 917671144494550
- Krishna Anurag Pulumati, MDPomona, CA 917671982044244
- Jayapal ReddyPomona, CA 917671073573903
- Sundararajan Srikanth, M.D.Pomona, CA 917671104934082
- Rama Thumati, MDPomona, CA 917671841268240
Common questions
What is Muthusamy Muthiah, MD's NPI number?
Muthusamy Muthiah, MD's National Provider Identifier (NPI) is 1679541148, issued on Mar 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Muthusamy Muthiah, MD located?
The NPPES record lists a practice address at 1866 N Orange Grove Ave, Pomona, CA, 91767. Phone: (909) 623-8796. Providers update this record themselves, so call before visiting.
How can I verify Muthusamy Muthiah, MD's license?
NPPES lists California license number A51517, 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 Muthusamy Muthiah, MD prescribe under Medicare Part D?
In 2024, Muthusamy Muthiah, MD had 5,417 Medicare Part D claims for 712 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. 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.