Narayanan Deepak Karayil Thekkoott, MD
NPI 1043405541ActiveIndividual· Internal Medicine, Cardiovascular Disease· Brooklyn, NY
Internal Medicine, Cardiovascular Disease (MD) with Maimonides Cardiology Fpp, practicing in Brooklyn, New York. Their prescriptions cost Medicare Part D more than their services did: $85,527 for 1,064 claims, against $16,029 paid for services in 2024. Merck Sharp & Dohme LLC was the largest of 3 companies reporting payments in 2025, $184.64 in all, mostly food and beverage. Lists Maimonides Medical Center as a hospital affiliation.
Overview
| NPI | 1043405541 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 9, 2007 |
| Last updated in NPPES | Sep 22, 2026 |
| Certified by provider | Sep 22, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 247024 | NY |
| Internal Medicine, Interventional Cardiology | 207RI0011X | 201962 | LA |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | MD201962 | LA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Interventional Cardiology (LA); Practitioner - Interventional Cardiology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 127 |
|---|---|
| Services billed | 188 across 12 procedure codes |
| Paid by Medicare | $16,029 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,064 · 2,077 30-day fills |
|---|---|
| Patients | 298 |
| Total drug cost | $85,527 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1990 |
|---|---|
| Medicare specialty | Interventional Cardiology |
| Secondary specialties | Cardiovascular Disease (Cardiology) |
| Telehealth | Offers telehealth |
Medical group
- Maimonides Cardiology FppBrooklyn, NY · 42 clinicians
Hospital affiliation
- Maimonides Medical CenterBrooklyn, NY
Industry payments (Open Payments)
- 2025$184.64 · 6 payments from 3 companies
- 2024$102.08 · 4 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $108.35 | 4 |
| Alnylam Pharmaceuticals Inc. | $39.51 | 1 |
| Heartflow, Inc. | $36.78 | 1 |
What the 2025 payments were for
- Food and Beverage$184.64 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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