Robi P. Chatterji, M.D.
NPI 1750322459ActiveIndividual· Family Medicine· Enid, OK
Family Medicine (M.D.) in Enid, Oklahoma, trained at University of Oklahoma College of Medicine (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $1,114,448 for 12,533 claims, against $472,705 paid for services in 2024. Abbvie Inc. was the largest of 4 companies reporting payments in 2025, $262.85 in all, mostly food and beverage.
Overview
| NPI | 1750322459 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 10, 2006 |
| Last updated in NPPES | Oct 30, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 18937 | OK |
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 - Family Practice (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 493 |
|---|---|
| Services billed | 30,880 across 31 procedure codes |
| Paid by Medicare | $472,705 |
Part D prescriptions in 2024
| Prescriptions (claims) | 12,533 · 22,840 30-day fills |
|---|---|
| Patients | 469 |
| Total drug cost | $1,114,448 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | University of Oklahoma College of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Family Practice |
Hospital affiliations
- Integris Health Enid HospitalEnid, OK
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- O U Medical CenterOklahoma City, OK
- St Mary's Regional Medical CenterEnid, OK
Other facilities
- A Path of Care Home Health I, IncHome health agency · Ada, OK
- Abiding Home Health of Oklahoma CityHome health agency · Oklahoma City, OK
- Complete Home Health of Western OklahomaHome health agency · Tulsa, OK
- Elara Caring VHome health agency · Enid, OK
- Traditions Health of EnidHome health agency · Enid, OK
- Hospice Circle of LoveHospice · Enid, OK
Industry payments (Open Payments)
- 2025$262.85 · 16 payments from 4 companies
- 2024$110.62 · 6 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $173.64 | 11 |
| Teva Pharmaceuticals USA, Inc. | $38.87 | 2 |
| Amgen Inc. | $34.67 | 2 |
| Novartis Pharmaceuticals Corporation | $15.67 | 1 |
What the 2025 payments were for
- Food and Beverage$262.85 · 16 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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