Rajarathinam Subramaniam, M.D
NPI 1053628198 · Internal Medicine Physician · Bakersfield, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rajarathinam Subramaniam, M.D is a Internal Medicine Physician provider in Bakersfield, CA (NPI 1053628198).
Provider details
- NPI number
- 1053628198
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- No
- License
- A123370 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
566 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 345 | $118 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 131 | $79 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 90 | $115 |
Typical Medicare-allowed amounts for these services range $79–$118 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 22 | 17 |
| Atorvastatin Calcium | 18 | 16 |
| Amlodipine Besylate | 15 | 15 |
| Furosemide | 15 | 15 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 14 | 14 |
| Prednisone | 14 | 11 |
| Albuterol Sulfate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-09-10
- Last updated
- 2012-10-30
Frequently asked questions
- What is Rajarathinam Subramaniam's NPI number?
- Rajarathinam Subramaniam's National Provider Identifier (NPI) is 1053628198, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rajarathinam Subramaniam's specialty?
- Rajarathinam Subramaniam is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Rajarathinam Subramaniam located?
- Rajarathinam Subramaniam's practice location on file with NPPES is 4550 California Ave, Bakersfield, CA 93309-7020.
- What is Rajarathinam Subramaniam's phone number?
- The practice phone number listed in the NPPES registry for Rajarathinam Subramaniam is (732) 354-6272.
- Does Rajarathinam Subramaniam accept Medicare?
- Rajarathinam Subramaniam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rajarathinam Subramaniam's NPI active?
- Yes — Rajarathinam Subramaniam's NPI (1053628198) is active in the NPPES registry as of the last update on 2012-10-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.