Clayton Lee Foster, MD
NPI 1003105255ActiveIndividual· Internal Medicine, Infectious Disease· Kailua Kona, HI
Internal Medicine, Infectious Disease (MD) in Kailua Kona, Hawaii, trained at University of Alabama School of Medicine (class of 2011). Their prescriptions cost Medicare Part D more than their services did: $1,562,298 for 1,118 claims, against $53,972 paid for services in 2024. Insmed, Inc. was the largest of 2 companies reporting payments in 2025, $472.08 in all, mostly food and beverage.
Overview
| NPI | 1003105255 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 28, 2011 |
| Last updated in NPPES | Jul 6, 2022 |
| Certified by provider | Jul 6, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | MD-22161 | HI |
| Internal Medicine | 207R00000X | DR.0054823 | CO |
| Internal Medicine, Infectious Disease | 207RI0200X | CDRH.0054823 | CO |
| Internal Medicine, Infectious Disease | 207RI0200X | DR.00654823 | CO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| 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 - Internal Medicine (HI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 123 |
|---|---|
| Services billed | 622 across 16 procedure codes |
| Paid by Medicare | $53,972 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,118 · 1,568 30-day fills |
|---|---|
| Patients | 156 |
| Total drug cost | $1,562,298 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | University of Alabama School of Medicine |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Infectious Disease |
| Telehealth | Offers telehealth |
Medical group
- Alii Health CenterKailua Kona, HI · 50 clinicians
Hospital affiliation
- Kona Community HospitalKealakekua, HI
Industry payments (Open Payments)
- 2025$472.08 · 20 payments from 2 companies
- 2024$557.54 · 24 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Insmed, Inc. | $316.62 | 14 |
| Abbvie Inc. | $155.46 | 6 |
What the 2025 payments were for
- Food and Beverage$472.08 · 20 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records