Neda Khaghan, M.D.
NPI 1538180427ActiveIndividual· Internal Medicine, Gastroenterology· Greenwich, CT
Internal Medicine, Gastroenterology (M.D.) in Greenwich, Connecticut, trained at Icahn School of Medicine at Mount Sinai (class of 1995). Their prescriptions cost Medicare Part D more than their services did: $687,047 for 1,105 claims, against $110,020 paid for services in 2024. Abbvie Inc. was the largest of 11 companies reporting payments in 2025, $715.03 in all, mostly food and beverage.
Overview
| NPI | 1538180427 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 23, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 039573 | CT |
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 (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 602 |
|---|---|
| Services billed | 1,118 across 37 procedure codes |
| Paid by Medicare | $110,020 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,105 · 2,179 30-day fills |
|---|---|
| Patients | 296 |
| Total drug cost | $687,047 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | Icahn School of Medicine at Mount Sinai |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- Connecticut Gi PLLCWallingford, CT · 248 clinicians
Hospital affiliations
- Greenwich Hospital Association -Greenwich, CT
- Stamford HospitalStamford, CT
Industry payments (Open Payments)
- 2025$715.03 · 36 payments from 11 companies
- 2024$1,374 · 58 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $231.50 | 10 |
| Pfizer Inc. | $230.77 | 15 |
| Madrigal Pharmaceuticals | $58.16 | 2 |
| Ardelyx, Inc. | $50.38 | 2 |
| Intercept Pharmaceuticals, Inc. | $29.17 | 1 |
What the 2025 payments were for
- Food and Beverage$715.03 · 36 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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