Chirag Ambaram Chauhan, MD
NPI 1437313376ActiveIndividual· Internal Medicine, Interventional Cardiology· Boulder, CO
Internal Medicine, Interventional Cardiology (MD) in Boulder, Colorado, trained at University of Pittsburgh School of Medicine (class of 2008). Their prescriptions cost Medicare Part D more than their services did: $520,415 for 1,792 claims, against $174,932 paid for services in 2024. Edwards Lifesciences Corporation was the largest of 11 companies reporting payments in 2025, $2,738 in all, mostly food and beverage.
Overview
| NPI | 1437313376 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jul 10, 2008 |
| Last updated in NPPES | Sep 26, 2025 |
| Certified by provider | Sep 26, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Interventional Cardiology Primary | 207RI0011X | DR.0061243 | CO |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | DR.0061243 | CO |
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 (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 864 |
|---|---|
| Services billed | 2,356 across 64 procedure codes |
| Paid by Medicare | $174,932 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,792 · 4,783 30-day fills |
|---|---|
| Patients | 310 |
| Total drug cost | $520,415 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | University of Pittsburgh School of Medicine |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | Interventional Cardiology |
| Secondary specialties | Cardiovascular Disease (Cardiology), Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Boulder Community HealthBoise, ID · 264 clinicians
Hospital affiliations
- Boulder Community HealthBoulder, CO
- Good Samaritan Medical Center LLCLafayette, CO
- University of Colorado Hospital AuthorityAurora, CO
Industry payments (Open Payments)
- 2025$2,738 · 53 payments from 11 companies
- 2024$3,130 · 100 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Edwards Lifesciences Corporation | $1,320 | 13 |
| Medtronic, Inc. | $701.78 | 13 |
| Abiomed | $404.31 | 13 |
| Boston Scientific Corporation | $88.50 | 3 |
| Novartis Pharmaceuticals Corporation | $84.20 | 4 |
What the 2025 payments were for
- Food and Beverage$1,815 · 47 payments
- Travel and Lodging$923.39 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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