Rahul Ramaswamy, MD
NPI 1275277311 · Internal Medicine Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rahul Ramaswamy, MD is a Internal Medicine Physician provider in Saint Louis, MO (NPI 1275277311).
Provider details
- NPI number
- 1275277311
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 2024026329 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 45 | 14 |
| Amlodipine Besylate | 43 | 13 |
| Lisinopril | 25 | — |
| Losartan Potassium | 25 | — |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 22 | — |
| Gabapentin | 18 | — |
Practice location
Mailing address
Additional practice locations (1)
- 915 N Grand BlvdSaint Louis, MO 63106-1621Phone: (614) 805-1817
Registry dates
- Enumerated
- 2022-04-25
- Last updated
- 2025-09-26
- Certified
- 2025-09-26
Frequently asked questions
- What is Rahul Ramaswamy's NPI number?
- Rahul Ramaswamy's National Provider Identifier (NPI) is 1275277311, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rahul Ramaswamy's specialty?
- Rahul Ramaswamy is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Rahul Ramaswamy located?
- Rahul Ramaswamy's practice location on file with NPPES is 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110-1003.
- What is Rahul Ramaswamy's phone number?
- The practice phone number listed in the NPPES registry for Rahul Ramaswamy is (314) 747-3000.
- Does Rahul Ramaswamy accept Medicare?
- Rahul Ramaswamy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rahul Ramaswamy's NPI active?
- Yes — Rahul Ramaswamy's NPI (1275277311) is active in the NPPES registry as of the last update on 2025-09-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.