Raja Ramaswamy, MD
NPI 1891921375 · Diagnostic Radiology Physician · Indianapolis, IN
Enrolled with Medicare as Practitioner - Interventional Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Raja Ramaswamy, MD is a Diagnostic Radiology Physician provider in Indianapolis, IN (NPI 1891921375).
Provider details
- NPI number
- 1891921375
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 2015016433 (MO)
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
17 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
1,544 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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 265 | $8 |
| X-Ray of Chest, 2 Views71046 | 172 | $10 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 100 | $80 |
| Use of a Drug to Induce Depression of Consciousness By Physician Performing a Procedure (5 Years Or Older), Initial 15 Minutes99152 | 95 | $11 |
| Ultrasound Study of One Arm Or Leg Veins With Compression and Maneuvers93971 | 68 | $19 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 60 | $78 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$153,680 across 156 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
- 2009-06-10
- Last updated
- 2021-01-13
- Certified
- 2021-01-13
Frequently asked questions
- What is Raja Ramaswamy's NPI number?
- Raja Ramaswamy's National Provider Identifier (NPI) is 1891921375, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Raja Ramaswamy's specialty?
- Raja Ramaswamy is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Raja Ramaswamy located?
- Raja Ramaswamy's practice location on file with NPPES is 9998 Crosspoint Blvd Ste 200, Indianapolis, IN 46256-3307.
- What is Raja Ramaswamy's phone number?
- The practice phone number listed in the NPPES registry for Raja Ramaswamy is (317) 579-2150.
- Does Raja Ramaswamy accept Medicare?
- Raja Ramaswamy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Raja Ramaswamy's NPI active?
- Yes — Raja Ramaswamy's NPI (1891921375) is active in the NPPES registry as of the last update on 2021-01-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.