David Gatof, M.D.
NPI 1881613305ActiveIndividual· Internal Medicine, Gastroenterology· Longmont, CO
Internal Medicine, Gastroenterology (M.D.) in Longmont, Colorado, trained at University of Florida College of Medicine (class of 1997). Their prescriptions cost Medicare Part D more than their services did: $667,733 for 537 claims, against $81,189 paid for services in 2024. Abbvie Inc. was the largest of 15 companies reporting payments in 2025, $1,998 in all, mostly food and beverage.
Overview
| NPI | 1881613305 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 18, 2006 |
| Last updated in NPPES | Mar 6, 2020 |
| Certified by provider | Mar 6, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 41714 | CO |
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 (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 469 |
|---|---|
| Services billed | 874 across 32 procedure codes |
| Paid by Medicare | $81,189 |
Part D prescriptions in 2024
| Prescriptions (claims) | 537 · 928 30-day fills |
|---|---|
| Patients | 245 |
| Total drug cost | $667,733 |
| Generic share | 80% of claims |
Education and affiliations
| Medical school | University of Florida College of Medicine |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Gastroenterology |
Medical group
- Boulder Valley Gastroenterology Inc.Lafayette, CO · 33 clinicians
Hospital affiliations
- Boulder Community HealthBoulder, CO
- Good Samaritan Medical Center LLCLafayette, CO
- Longs Peak HospitalLongmont, CO
Industry payments (Open Payments)
- 2025$1,998 · 76 payments from 15 companies
- 2024$2,096 · 101 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $798.18 | 25 |
| Takeda Pharmaceuticals U.S.A., Inc. | $203.69 | 10 |
| Gilead Sciences, Inc. | $195.07 | 8 |
| Genzyme Corporation | $114.25 | 4 |
| Celltrion USA Inc. | $110.59 | 4 |
What the 2025 payments were for
- Food and Beverage$1,663 · 75 payments
- Grant$335.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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