Gregory K. Behbehani, M.D., PH.D.
NPI 1053679217ActiveIndividual· Internal Medicine, Hematology· Columbus, OH
Internal Medicine, Hematology (M.D., PH.D.) in Columbus, Ohio, trained at University of Cincinnati College of Medicine (class of 2005). Their prescriptions cost Medicare Part D more than their services did: $3,161,872 for 334 claims, against $25,691 paid for services in 2024. Adaptive Biotechnologies Corporation was the largest of 2 companies reporting payments in 2025, $1,321 in all, mostly travel and lodging.
Overview
| NPI | 1053679217 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., PH.D. |
| Sole proprietor | No |
| NPI issued | Apr 25, 2012 |
| Last updated in NPPES | Jul 8, 2025 |
| Certified by provider | Jul 8, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology Primary | 207RH0000X | 35.126934 | OH |
| Internal Medicine | 207R00000X | A104260 | CA |
| Internal Medicine, Hematology & Oncology | 207RH0003X | A104260 | CA |
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 - Hematology/Oncology (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 80 |
|---|---|
| Services billed | 335 across 13 procedure codes |
| Paid by Medicare | $25,691 |
Part D prescriptions in 2024
| Prescriptions (claims) | 334 · 341 30-day fills |
|---|---|
| Patients | 55 |
| Total drug cost | $3,161,872 |
| Generic share | 55% of claims |
Education and affiliations
| Medical school | University of Cincinnati College of Medicine |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Hematology/Oncology |
| Telehealth | Offers telehealth |
Medical group
- Osu Internal Medicine LLCColumbus, OH · 1,161 clinicians
Hospital affiliation
- Ohio State University State Health SystemColumbus, OH
Industry payments (Open Payments)
- 2025$1,321 · 5 payments from 2 companies
- 2024$1,279 · 8 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Adaptive Biotechnologies Corporation | $1,197 | 4 |
| Jazz Pharmaceuticals Inc. | $123.69 | 1 |
What the 2025 payments were for
- Travel and Lodging$1,197 · 4 payments
- Food and Beverage$123.69 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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