Robert William Isfort, M.D.
NPI 1639494032ActiveIndividual· Internal Medicine, Gastroenterology· Cincinnati, OH
Internal Medicine, Gastroenterology (M.D.) in Cincinnati, Ohio, trained at Loyola University of Chicago, Stritch School of Medicine (class of 2006). Their prescriptions cost Medicare Part D more than their services did: $4,083,631 for 1,352 claims, against $159,096 paid for services in 2024. Janssen Biotech, Inc. was the largest of 24 companies reporting payments in 2025, $48,170 in all, mostly speaking and faculty fees.
Overview
| NPI | 1639494032 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 29, 2010 |
| Last updated in NPPES | Jan 31, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 35.128132 | OH |
| Internal Medicine, Gastroenterology | 207RG0100X | 01076577A | IN |
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 - Gastroenterology (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 272 |
|---|---|
| Services billed | 7,371 across 48 procedure codes |
| Paid by Medicare | $159,096 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,352 · 2,231 30-day fills |
|---|---|
| Patients | 295 |
| Total drug cost | $4,083,631 |
| Generic share | 68% of claims |
Education and affiliations
| Medical school | Loyola University of Chicago, Stritch School of Medicine |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Gastroenterology |
Medical group
- Gcga Physicians Inc.Lima, OH · 77 clinicians
Hospital affiliations
- Bethesda NorthCincinnati, OH
- Christ HospitalCincinnati, OH
- Mercy Health - West HospitalCincinnati, OH
- Mercy Health Kings Mills Hospital LLCMason, OH
- The Jewish Hospital-Mercy HealthCincinnati, OH
Industry payments (Open Payments)
- 2025$48,170 · 180 payments from 24 companies
- 2024$25,681 · 160 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $22,886 | 35 |
| Lilly USA, LLC | $18,082 | 27 |
| Eli Lilly and Company | $3,000 | 1 |
| Abbvie Inc. | $1,721 | 41 |
| Genentech, Inc. | $878.55 | 3 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$30,759 · 16 payments
- Consulting Fee$11,500 · 6 payments
- Food and Beverage$4,303 · 151 payments
- Travel and Lodging$1,607 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Gastroenterology providers in Cincinnati
- 1831217975
- 1144290271
- 1881636207
- 1376220145
- 1790851095
- 1720093586
- 1396833034
- 1871845446
- 1174701056
- 1932117074
- 1144259953
- 1255493185