Vinayak Nadar, M.D.
NPI 1447645403 · Pain Medicine (Anesthesiology) Physician · Louisville, KY
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Vinayak Nadar, M.D. is a Pain Medicine (Anesthesiology) Physician provider in Louisville, KY (NPI 1447645403).
Provider details
- NPI number
- 1447645403
- Entity type
- Individual
- Primary specialty
- Pain Medicine (Anesthesiology) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 53923 (KY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
11 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
2,242 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 Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 797 | $51 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 311 | $82 |
| Testing for Presence of Drug, Read By Direct Observation80305 | 245 | $12 |
| Ultrasonic Guidance for Needle Placement76942 | 200 | $52 |
| Electronic Analysis Reprogramming and Refill of Spinal Canal Drug Infusion Pump By Physician62370 | 199 | $82 |
| Electronic Analysis and Reprogramming of Spinal Canal Drug Infusion Pump62368 | 136 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 1,233 | 169 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 848 | 138 |
| Gabapentin | 729 | 126 |
| Cyclobenzaprine Hcl | 196 | 55 |
| Pregabalin | 195 | 37 |
| Tramadol Hcl | 169 | 32 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$790 across 31 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
- 2015-04-06
- Last updated
- 2020-06-16
- Certified
- 2020-06-16
Frequently asked questions
- What is Vinayak Nadar's NPI number?
- Vinayak Nadar's National Provider Identifier (NPI) is 1447645403, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vinayak Nadar's specialty?
- Vinayak Nadar is listed in the NPPES registry with a primary specialty of Pain Medicine (Anesthesiology) Physician (Allopathic & Osteopathic Physicians).
- Where is Vinayak Nadar located?
- Vinayak Nadar's practice location on file with NPPES is 1013 N Dupont Sq Ste a, Louisville, KY 40207-4612.
- What is Vinayak Nadar's phone number?
- The practice phone number listed in the NPPES registry for Vinayak Nadar is (502) 896-6166.
- Does Vinayak Nadar accept Medicare?
- Vinayak Nadar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Vinayak Nadar's NPI active?
- Yes — Vinayak Nadar's NPI (1447645403) is active in the NPPES registry as of the last update on 2020-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.