Doctor profile · Federal record
Dr. Stephen Buto, MD
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Honolulu, HI
- NPI 1962486753
- Accepts Medicare
- 41 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1329 Lusitana St, Ste 105
Honolulu, HI 968132401
(808) 524-7676
fax (808) 524-3899
Credentials & registration
- NPI registered
- December 2005 — 21 yrs on file
- Profile last updated
- May 29, 2012
- Year of graduation
- 1985 — 41 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Hawaii #7479
- Medicaid
- HI #06898002
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1962486753. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
401
Distinct HCPCS
9
Medicare allowed
$53,056
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 105 | 82 | $132 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 71 | 71 | $112 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 48 | 48 | $88 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 47 | 47 | $245 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 41 | 38 | $90 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 37 | 37 | $147 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 24 | 24 | $176 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 14 | 14 | $151 | |
G0500 |
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito | 14 | 14 | $5 |
In context: peer comparison
Among 15 peers in Honolulu Gastroenterology Physician, average services per provider: 57. This provider delivers 7.0× the peer median.Open Payments
Industry payments received
All-time total
$288
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Orphalan INC | 1 | $141.72 | |
| Intercept Pharmaceuticals, INC. | 1 | $125.68 | |
| Abbvie INC. | 1 | $20.94 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
238
Patients
193
Total drug cost
$24,556
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) | Brand | 96 | 95 | $2,662 |
| Peg3350-Sod Sul-Nacl-Kcl-Asb-C (Peg3350/Sod Sul/Nacl/Kcl/Asb/C) | Brand | 72 | 69 | $4,139 |
| Omeprazole | Generic | 37 | 17 | $397 |
| Pantoprazole Sodium | Generic | 21 | 12 | $537 |
| Vemlidy (Tenofovir Alafenamide) | Brand | 12 | 0 | $16,821 |
Hospital affiliations
Frequently asked questions
What is Dr. Stephen Buto's medical specialty?
Dr. Stephen Buto practices Gastroenterology Physician in Honolulu, HI.
Where does Dr. Stephen Buto practice?
Dr. Stephen Buto practices at 1329 Lusitana St, Honolulu, HI 968132401. Office phone: 8085247676.
What is Dr. Stephen Buto's NPI?
Dr. Stephen Buto's National Provider Identifier (NPI) is 1962486753, issued by NPPES.
Does Dr. Stephen Buto accept Medicare assignment?
Yes. Dr. Stephen Buto accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Buto commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99203); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.