Doctor profile · Federal record
Dr. Eugene Sullivan, D.O.
Gastroenterology Physician (CMS: Gastroenterology) · Garden City, NY
- NPI 1083633408
- Accepts Medicare
- 28 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1103 Stewart Ave
Garden City, NY 115304886
(516) 248-3737
fax (516) 248-7304
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- July 16, 2012
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- New York #227428
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1083633408. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
828
Distinct HCPCS
9
Medicare allowed
$124,371
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 310 | 253 | $148 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 167 | 147 | $104 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 71 | 69 | $120 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 68 | 68 | $133 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 65 | 65 | $193 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 55 | 55 | $164 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 54 | 54 | $297 | |
91065 |
Measurement of hydrogen in breath to test for stomach and bowel symptoms | 20 | 19 | $102 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 18 | 18 | $211 |
In context: peer comparison
Among 11 peers in this city , average services per provider: 87. This provider delivers 9.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
847
Patients
358
Total drug cost
$93,271
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 345 | 140 | $5,144 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) | Brand | 127 | 118 | $8,987 |
| Omeprazole | Generic | 121 | 49 | $1,676 |
| Famotidine | Generic | 78 | 40 | $1,199 |
| Linzess (Linaclotide) | Brand | 28 | 0 | $32,154 |
| Mesalamine | Generic | 24 | 0 | $14,735 |
| Rabeprazole Sodium | Generic | 21 | 0 | $892 |
| Dicyclomine Hcl | Generic | 18 | 0 | $194 |
| Esomeprazole Magnesium | Generic | 18 | 0 | $990 |
| Sucralfate | Generic | 17 | 0 | $2,821 |
Hospital affiliations
Frequently asked questions
What is Dr. Eugene Sullivan's medical specialty?
Dr. Eugene Sullivan practices Gastroenterology Physician in Garden City, NY.
Where does Dr. Eugene Sullivan practice?
Dr. Eugene Sullivan practices at 1103 Stewart Ave, Garden City, NY 115304886. Office phone: 5162483737.
What is Dr. Eugene Sullivan's NPI?
Dr. Eugene Sullivan's National Provider Identifier (NPI) is 1083633408, issued by NPPES.
Does Dr. Eugene Sullivan accept Medicare assignment?
Yes. Dr. Eugene Sullivan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Eugene Sullivan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.