Muthusamy Muthiah, MD
NPI 1679541148 · Cardiovascular Disease Physician · Pomona, CA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Muthusamy Muthiah, MD is a Cardiovascular Disease Physician provider in Pomona, CA (NPI 1679541148).
Provider details
- NPI number
- 1679541148
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A51517 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
4,483 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,223 | $138 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 1,014 | $121 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 385 | $71 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 365 | $8 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 345 | $16 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 48 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 515 | 123 |
| Atorvastatin Calcium | 404 | 132 |
| Metoprolol Succinate | 366 | 112 |
| Furosemide | 301 | 97 |
| Amlodipine Besylate | 300 | 94 |
| Carvedilol | 291 | 98 |
| Metoprolol Tartrate | 288 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$322 across 19 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-10
- Last updated
- 2021-05-03
- Certified
- 2021-05-03
Frequently asked questions
- What is Muthusamy Muthiah's NPI number?
- Muthusamy Muthiah's National Provider Identifier (NPI) is 1679541148, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Muthusamy Muthiah's specialty?
- Muthusamy Muthiah is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Muthusamy Muthiah located?
- Muthusamy Muthiah's practice location on file with NPPES is 1866 N Orange Grove Ave, Pomona, CA 91767-3031.
- What is Muthusamy Muthiah's phone number?
- The practice phone number listed in the NPPES registry for Muthusamy Muthiah is (909) 623-8796.
- Does Muthusamy Muthiah accept Medicare?
- Muthusamy Muthiah is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Muthusamy Muthiah's NPI active?
- Yes — Muthusamy Muthiah's NPI (1679541148) is active in the NPPES registry as of the last update on 2021-05-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.