Richard S. Tilson, MD
NPI 1346336831ActiveIndividual· Internal Medicine, Gastroenterology· Lowell, MA
Internal Medicine, Gastroenterology (MD) with Integrated Gastroenterology Consultants, P.C., practicing in Lowell, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $1,229,310 for 983 claims, against $123,619 paid for services in 2024. Abbvie Inc. was the largest of 19 companies reporting payments in 2025, $1,923 in all, mostly food and beverage. Lists Anna Jaques Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1346336831 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 4, 2006 |
| Last updated in NPPES | Jan 20, 2025 |
| Certified by provider | Jan 20, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 208339 | MA |
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 (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 664 |
|---|---|
| Services billed | 2,232 across 47 procedure codes |
| Paid by Medicare | $123,619 |
Part D prescriptions in 2024
| Prescriptions (claims) | 983 · 1,970 30-day fills |
|---|---|
| Patients | 367 |
| Total drug cost | $1,229,310 |
| Generic share | 66% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Integrated Gastroenterology Consultants, P.C.Andover, MA · 38 clinicians
Hospital affiliations
- Anna Jaques HospitalNewburyport, MA
- Lowell General HospitalLowell, MA
- Merrimack Health Lawrence HospitalLawrence, MA
Industry payments (Open Payments)
- 2025$1,923 · 94 payments from 19 companies
- 2024$1,905 · 57 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $315.46 | 21 |
| Gilead Sciences, Inc. | $234.77 | 10 |
| Pfizer Inc. | $219.69 | 10 |
| Genzyme Corporation | $186.53 | 7 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $177.28 | 12 |
What the 2025 payments were for
- Food and Beverage$1,911 · 93 payments
- Education$12.42 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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