Rajeev Ramgopal, MD
NPI 1194080945ActiveIndividual· Internal Medicine, Gastroenterology· Chesterfield, MO
Internal Medicine, Gastroenterology (MD) in Chesterfield, Missouri, trained at University of Oklahoma College of Medicine (class of 2012). Their prescriptions cost Medicare Part D more than their services did: $1,437,723 for 1,181 claims, against $261,773 paid for services in 2024. Janssen Biotech, Inc. was the largest of 3 companies reporting payments in 2025, $181.87 in all, mostly food and beverage.
Overview
| NPI | 1194080945 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 9, 2012 |
| Last updated in NPPES | Oct 21, 2026 |
| Certified by provider | Oct 21, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 2015009547 | MO |
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 - Internal Medicine (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 446 |
|---|---|
| Services billed | 9,151 across 48 procedure codes |
| Paid by Medicare | $261,773 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,181 · 2,384 30-day fills |
|---|---|
| Patients | 443 |
| Total drug cost | $1,437,723 |
| Generic share | 75% of claims |
Education and affiliations
| Medical school | University of Oklahoma College of Medicine |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Internal Medicine |
Medical group
- Gateway Gastroenterology IncChesterfield, MO · 25 clinicians
Hospital affiliations
- Barnes-Jewish West County HospitalCreve Coeur, MO
- Missouri Baptist Medical CenterSaint Louis, MO
- St Lukes HospitalChesterfield, MO
Industry payments (Open Payments)
- 2025$181.87 · 4 payments from 3 companies
- 2024$123.89 · 5 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $84.00 | 1 |
| Abbvie Inc. | $52.40 | 2 |
| Genzyme Corporation | $45.47 | 1 |
What the 2025 payments were for
- Food and Beverage$97.87 · 3 payments
- Education$84.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 26 gastroenterologists in Chesterfield · All gastroenterologists in Missouri