Rajanna Ramaswamy, MD
NPI 1386618221 · Sleep Medicine (Internal Medicine) Physician · Louisville, KY
Enrolled with Medicare as Practitioner - Sleep Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rajanna Ramaswamy, MD is a Sleep Medicine (Internal Medicine) Physician provider in Louisville, KY (NPI 1386618221).
Provider details
- NPI number
- 1386618221
- Entity type
- Individual
- Primary specialty
- Sleep Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35667 (KY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
1,067 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 312 | $64 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 220 | $63 |
| Sleep Study Including Heart Rate, Breathing, Airflow, and Effort95806 | 163 | $41 |
| Sleep Study in Sleep Lab (6 Years Or Older)95810 | 79 | $110 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 75 | $94 |
| Sleep Study in Sleep Lab With Continuous Airway Pressure (6 Years Or Older) |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clonazepam | 71 | 12 |
| Modafinil | 50 | — |
| Ropinirole Hcl | 39 | — |
| Doxepin Hcl | 30 | — |
| Gabapentin | 26 | — |
| Alprazolam | 23 | — |
| Methylphenidate Hcl | 22 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$321 across 17 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
- 2006-02-16
- Last updated
- 2020-12-08
- Certified
- 2020-12-08
Frequently asked questions
- What is Rajanna Ramaswamy's NPI number?
- Rajanna Ramaswamy's National Provider Identifier (NPI) is 1386618221, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rajanna Ramaswamy's specialty?
- Rajanna Ramaswamy is listed in the NPPES registry with a primary specialty of Sleep Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Rajanna Ramaswamy located?
- Rajanna Ramaswamy's practice location on file with NPPES is 4002 Kresge Way Bldg D, Louisville, KY 40207-4661.
- What is Rajanna Ramaswamy's phone number?
- The practice phone number listed in the NPPES registry for Rajanna Ramaswamy is (502) 896-7612.
- Does Rajanna Ramaswamy accept Medicare?
- Rajanna Ramaswamy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rajanna Ramaswamy's NPI active?
- Yes — Rajanna Ramaswamy's NPI (1386618221) is active in the NPPES registry as of the last update on 2020-12-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.