Doctor profile · Federal record
Dr. Arnold Leiboff, M.D.
Colon & Rectal Surgery Physician (CMS: Colorectal Surgery (Proctology)) · East Setauket, NY
- NPI 1154322188
- Accepts Medicare
- 48 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
3400 Nesconset Highway, Suite 100
East Setauket, NY 11733
(631) 689-2600
fax (631) 689-2943
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- July 1, 2014
- Year of graduation
- 1978 — 48 yrs since
- Specialty taxonomy
- 208C00000X — NUCC code
- State license (1)
- New York #142014
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1154322188. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
317
Distinct HCPCS
7
Medicare allowed
$44,294
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 112 | 86 | $105 | |
46600 |
Diagnostic exam of anus using an endoscope | 69 | 62 | $146 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 57 | 57 | $133 | |
99202 |
New patient office or other outpatient visit, 15-29 minutes | 41 | 41 | $85 | |
46221 |
Removal of external hemorrhoids by rubber banding | 15 | 12 | $346 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 12 | 12 | $298 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 11 | 11 | $236 |
In context: peer comparison
Among 1 peers in East Setauket Colon & Rectal Surgery Physician, average services per provider: 45. This provider delivers 7.0× the peer median.Open Payments
Industry payments received
All-time total
$173
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Medtronic, INC. | 1 | $173.39 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
57
Patients
50
Total drug cost
$3,836
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) | Brand | 21 | 19 | $3,610 |
| Metronidazole | Generic | 18 | 15 | $142 |
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 18 | 16 | $83 |
Frequently asked questions
What is Dr. Arnold Leiboff's medical specialty?
Dr. Arnold Leiboff practices Colon & Rectal Surgery Physician in East Setauket, NY.
Where does Dr. Arnold Leiboff practice?
Dr. Arnold Leiboff practices at 3400 Nesconset Highway, East Setauket, NY 11733. Office phone: 6316892600.
What is Dr. Arnold Leiboff's NPI?
Dr. Arnold Leiboff's National Provider Identifier (NPI) is 1154322188, issued by NPPES.
Does Dr. Arnold Leiboff accept Medicare assignment?
Yes. Dr. Arnold Leiboff accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Arnold Leiboff commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Diagnostic exam of anus using an endoscope (HCPCS 46600); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.