David D. Linn, MD
Family Medicine (MD) in Conifer, Colorado, trained at University of Nebraska College of Medicine (class of 1983). Their prescriptions cost Medicare Part D more than their services did: $248,451 for 2,507 claims, against $15,961 paid for services in 2024. Grifols USA, LLC was the largest of 9 companies reporting payments in 2025, $282.54 in all, mostly food and beverage. A record with the same name and state is on the OIG exclusion list; it carries no NPI, so check it before acting.
Overview
| NPI | 1275587271 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | May 22, 2006 |
| Last updated in NPPES | Sep 15, 2026 |
| Certified by provider | Sep 15, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 26384 | CO |
Exclusion screening
Possible match: verify before acting. The OIG list has a record with the same name in Colorado, but that record carries no NPI, so it may be a different person or business.
| Matched by | Name on OIG list | Exclusion type | Excluded since | Location |
|---|---|---|---|---|
| Name + state | David A. Linn · Counselor | 1128b4 | May 19, 2005 | Craig, CO |
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | Possible (name) | See above |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Family Practice (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 124 |
|---|---|
| Services billed | 254 across 34 procedure codes |
| Paid by Medicare | $15,961 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,507 · 6,613 30-day fills |
|---|---|
| Patients | 386 |
| Total drug cost | $248,451 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of Nebraska College of Medicine |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | Family Practice |
Medical group
- Conifer Medical Center, PCConifer, CO · 16 clinicians
Industry payments (Open Payments)
- 2025$282.54 · 14 payments from 9 companies
- 2024$137.03 · 7 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Grifols USA, LLC | $45.80 | 2 |
| Hologic Sales and Service, LLC | $44.86 | 2 |
| Glaxosmithkline, LLC. | $41.36 | 2 |
| Amgen Inc. | $34.40 | 2 |
| Exact Sciences Corporation | $30.93 | 2 |
What the 2025 payments were for
- Food and Beverage$282.54 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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