Fred Yeo, MD
NPI 1881686616ActiveIndividual· Internal Medicine· Groton, CT
Internal Medicine (MD) in Groton, Connecticut, licensed in CT, MD and RI, with an NPI issued in August 2005. Their prescriptions cost Medicare Part D more than their services did: $447,502 for 6,840 claims, against $125,346 paid for services in 2024.
Overview
| NPI | 1881686616 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 18, 2005 |
| Last updated in NPPES | May 27, 2026 |
| Certified by provider | May 27, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 54505 | CT |
| Internal Medicine, Nephrology | 207RN0300X | D0061109 | MD |
| Internal Medicine | 207R00000X | D0061109 | MD |
| Internal Medicine | 207R00000X | MD15165 | RI |
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 - Internal Medicine (CT); Practitioner - Internal Medicine (RI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 332 |
|---|---|
| Services billed | 1,503 across 4 procedure codes |
| Paid by Medicare | $125,346 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,840 · 6,848 30-day fills |
|---|---|
| Patients | 305 |
| Total drug cost | $447,502 |
| Generic share | 82% of claims |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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