Gary C. Doolittle, M.D.
NPI 1316031982ActiveIndividual· Internal Medicine, Hematology & Oncology· Westwood, KS
Internal Medicine, Hematology & Oncology (M.D.) in Westwood, Kansas, trained at University of Kansas School of Med (Kc/Wich/Sal) (class of 1984). Their prescriptions cost Medicare Part D more than their services did: $1,361,854 for 768 claims, against $76,841 paid for services in 2024. Caris Mpi, Inc. was the largest of 2 companies reporting payments in 2025, $72.46 in all, mostly food and beverage.
Overview
| NPI | 1316031982 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 3, 2006 |
| Last updated in NPPES | May 7, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 04-21121 | KS |
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 - Medical Oncology (KS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 350 |
|---|---|
| Services billed | 1,381 across 16 procedure codes |
| Paid by Medicare | $76,841 |
Part D prescriptions in 2024
| Prescriptions (claims) | 768 · 1,166 30-day fills |
|---|---|
| Patients | 158 |
| Total drug cost | $1,361,854 |
| Generic share | 79% of claims |
Education and affiliations
| Medical school | University of Kansas School of Med (Kc/Wich/Sal) |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Medical Oncology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- University of Kansas Hospital AuthorityOverland Park, KS · 250 clinicians
Hospital affiliations
- Miami County Medical CenterPaola, KS
- University of Kansas Health System Olathe HospitalOlathe, KS
- University of Kansas HospitalKansas City, KS
Industry payments (Open Payments)
- 2025$72.46 · 2 payments from 2 companies
- 2024$4,870 · 12 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Caris Mpi, Inc. | $62.95 | 1 |
| Array Biopharma Inc | $9.51 | 1 |
What the 2025 payments were for
- Food and Beverage$72.46 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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