Rajan Khosla, M.D.
NPI 1770583601ActiveIndividual· Internal Medicine, Gastroenterology· Chandler, AZ
Internal Medicine, Gastroenterology (M.D.) with Arizona Gastrointestinal Associates PLC, practicing in Chandler, Arizona. Their prescriptions cost Medicare Part D more than their services did: $634,606 for 2,176 claims, against $81,763 paid for services in 2024. Abbvie Inc. was the largest of 25 companies reporting payments in 2025, $3,305 in all, mostly food and beverage. Lists Mercy Gilbert Medical Center as a hospital affiliation.
Overview
| NPI | 1770583601 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 21, 2005 |
| Last updated in NPPES | May 21, 2024 |
| Certified by provider | May 17, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 32972 | AZ |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 355 |
|---|---|
| Services billed | 932 across 14 procedure codes |
| Paid by Medicare | $81,763 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,176 · 3,535 30-day fills |
|---|---|
| Patients | 502 |
| Total drug cost | $634,606 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Arizona Gastrointestinal Associates PLCScottsdale, AZ · 36 clinicians
Hospital affiliation
- Mercy Gilbert Medical CenterGilbert, AZ
Industry payments (Open Payments)
- 2025$3,305 · 167 payments from 25 companies
- 2024$3,824 · 168 payments from 23 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $674.69 | 40 |
| Pfizer Inc. | $379.02 | 22 |
| Janssen Biotech, Inc. | $320.62 | 15 |
| Takeda Pharmaceuticals U.S.A., Inc. | $270.63 | 14 |
| Ipsen Biopharmaceuticals, Inc | $208.23 | 9 |
What the 2025 payments were for
- Food and Beverage$3,292 · 166 payments
- Education$12.84 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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