Ivan Peter Harnden, M.D.
NPI 1568781706ActiveIndividual· Internal Medicine, Gastroenterology· Fairfax, VA
Internal Medicine, Gastroenterology (M.D.) in Fairfax, Virginia, trained at University of Southern California Keck School of Medicine (class of 2010). In 2024 Medicare paid $61,617 for 291 patients, and Part D covered 320 of their prescriptions, 77% of them generic. Boston Scientific Corporation was the largest of 3 companies reporting payments in 2025, $271.17 in all, mostly food and beverage.
Overview
| NPI | 1568781706 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 27, 2010 |
| Last updated in NPPES | Mar 11, 2024 |
| Certified by provider | Mar 11, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 0101260550 | VA |
| Internal Medicine, Gastroenterology | 207RG0100X | 165250 | NC |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 (DC); Practitioner - Gastroenterology (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 291 |
|---|---|
| Services billed | 516 across 44 procedure codes |
| Paid by Medicare | $61,617 |
Part D prescriptions in 2024
| Prescriptions (claims) | 320 · 579 30-day fills |
|---|---|
| Patients | 158 |
| Total drug cost | $42,084 |
| Generic share | 77% of claims |
Education and affiliations
| Medical school | University of Southern California Keck School of Medicine |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Inova Health Care ServicesAlexandria, VA · 1,817 clinicians
Hospital affiliations
- Inova Alexandria HospitalAlexandria, VA
- Inova Fair Oaks HospitalFairfax, VA
- Inova Fairfax HospitalFalls Church, VA
- Inova Loudoun HospitalLeesburg, VA
Industry payments (Open Payments)
- 2025$271.17 · 5 payments from 3 companies
- 2024$2,330 · 19 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $189.64 | 2 |
| Ethicon US, LLC | $63.38 | 2 |
| Medtronic, Inc. | $18.15 | 1 |
What the 2025 payments were for
- Food and Beverage$271.17 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other gastroenterologists in Fairfax
- 1013949254
- 1023038270
- 1184041550
- 1225479702
- 1245593292
- 1255307906
- 1255311189
- 1255379889
- 1265478275
- 1356337158
- 1467848473
- 1649255233
All 43 gastroenterologists in Fairfax · All gastroenterologists in Virginia