Internal Medicine, Infectious Disease · Kailua Kona, HI
NPI
1003105255
Since 2011
Specialty
Internal Medicine, Infectious Disease
Code 207RI0200X
Group practices
1
Medicare group memberships
Hospitals
1
Hospital affiliations
78-6831 Alii Dr Ste 422
Kailua Kona, HI, 96740
Phone (808) 747-8321
Groups this clinician bills Medicare through
Medicare paid, 2024
$54K
622 services
Medicare patients, 2024
123
Average age 74
Drug cost, 2024
$1.6M
1,118 prescriptions
Company payments, 2025
$472
From 2 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Clayton L Foster was code 99232 (hospital e&m - subsequent), 165 times for 41 patients. In total Clayton L Foster billed 622 services in 16 codes, and Medicare paid $54K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2022-07-06.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99232 Hospital E&M - Subsequent | Facility | 165 | 41 | $61.98 | $10K |
| 99214 Office E&M - Established | Office | 150 | 71 | $104.48 | $16K |
| 99213 Office E&M - Established | Office | 99 | 58 | $71.97 | $7,125 |
| 99215 Office E&M - Established | Office | 44 | 28 | $145.43 | $6,399 |
| 36415 Venipuncture Blood Collection | Office | 39 | 28 | $8.31 | $324 |
| 99222 Hospital E&M - Initial | Facility | 37 | 32 | $102.16 | $3,780 |
| 99204 Office E&M - New | Office | 25 | 25 | $120.85 | $3,021 |
| 99223 Hospital E&M - Initial | Facility | 19 | 19 | $135.94 | $2,583 |
| 99205 Office E&M - New | Office | 16 | 16 | $179.28 | $2,868 |
By year: 2022 $19K for 218 services; 2023 $48K for 519 services; 2024 $54K for 622 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 36415 Venipuncture Blood Collection | 39 | 28 | $8.31 | $324 |
Medicare prescription drug claims, 2024
In 2024, the drug Clayton L Foster prescribed most often to Medicare patients was Azithromycin, with 98 prescriptions and refills. In total Clayton L Foster wrote 1,118 Medicare prescriptions that cost $1.6M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Azithromycin Generic | 98 | 202 | 32 | $3,591 |
| Ethambutol Hcl Generic | 79 | 160 | 27 | $5,583 |
| Ciprofloxacin Hcl Generic | 77 | 83 | 35 | $1,999 |
| Meropenem Generic | 67 | 67 | Under 11 | $6,765 |
| Linezolid Generic | 51 | 77 | 24 | $7,799 |
| Sulfamethoxazole-Trimethoprim Sulfamethoxazole/Trimethoprim | 47 | 50 | 19 | $744 |
| Rifampin Generic | 46 | 79 | 18 | $1,484 |
| Amoxicillin-Clavulanate Potass Amoxicillin/Potassium Clav | 44 | 49 | 26 | $1,534 |
| Arikayce Amikacin Liposomal/Neb.Accessr | 43 | 50 | 12 | $653K |
| Fluconazole Generic | 41 | 57 | 20 | $2,229 |
| Doxycycline Hyclate Generic | 29 | 35 | 14 | $1,064 |
| Nuzyra Omadacycline Tosylate | 28 | 30 | Under 11 | $467K |
| Levofloxacin Generic | 24 | 24 | 12 | $389 |
| Terbinafine Hcl Generic | 22 | 32 | 11 | $174 |
| Sirturo Bedaquiline Fumarate | 21 | 21 | Under 11 | $94K |
Brand drugs: 172 claims; generic drugs: 946 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Clayton L Foster $472 ($472 in general payments such as food, travel and fees) from 2 companies. The largest payer was Insmed, Inc. with $317.
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.