Eduardo Castillo Del Castillo, M.D.
NPI 1275743221ActiveIndividual· Internal Medicine, Gastroenterology· Columbia, MD
Internal Medicine, Gastroenterology (M.D.) with Gastro Center of Maryland LLC, practicing in Columbia, Maryland. Their prescriptions cost Medicare Part D more than their services did: $178,758 for 414 claims, against $106,979 paid for services in 2024. Abbvie Inc. was the largest of 19 companies reporting payments in 2025, $2,377 in all, mostly food and beverage.
Overview
| NPI | 1275743221 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 22, 2007 |
| Last updated in NPPES | Jun 10, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | D0085459 | MD |
| Internal Medicine, Gastroenterology | 207RG0100X | 25113 | WV |
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 (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 270 |
|---|---|
| Services billed | 1,467 across 22 procedure codes |
| Paid by Medicare | $106,979 |
Part D prescriptions in 2024
| Prescriptions (claims) | 414 · 681 30-day fills |
|---|---|
| Patients | 197 |
| Total drug cost | $178,758 |
| Generic share | 67% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Gastro Center of Maryland LLCOlney, MD · 23 clinicians
Industry payments (Open Payments)
- 2025$2,377 · 128 payments from 19 companies
- 2024$2,220 · 126 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $694.35 | 39 |
| Pfizer Inc. | $318.41 | 22 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $187.51 | 8 |
| Genzyme Corporation | $160.35 | 7 |
| Janssen Biotech, Inc. | $154.96 | 9 |
What the 2025 payments were for
- Food and Beverage$2,377 · 128 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 36 gastroenterologists in Columbia · All gastroenterologists in Maryland