Doctor profile · Federal record
Dr. CHAIM ABITTAN, MD
Gastroenterology Physician (CMS: GASTROENTEROLOGY) · GREAT NECK, NY
- NPI 1972512002
- Accepts Medicare
- 32 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
233 E SHORE RD, STE 101
GREAT NECK, NY 110232433
(516) 487-2444
fax (516) 487-2446
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- March 7, 2011
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- New York #202628
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1972512002. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,314
Distinct HCPCS
10
Medicare allowed
$329,536
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99204 |
New patient office or other outpatient visit, 45-59 minutes | 204 | 204 | $198 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 200 | 182 | $151 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 173 | 172 | $354 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 134 | 133 | $544 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 114 | 114 | $317 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 88 | 81 | $147 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 77 | 71 | $107 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 70 | 66 | $202 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 66 | 66 | $135 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 39 | 38 | $300 |
In context: peer comparison
Among 11 peers in this city , average services per provider: 71. This provider delivers 19× the peer median.Open Payments
Industry payments received
All-time total
$2,137
Transactions
131
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 48 | $587.90 | |
| PFIZER INC. | 15 | $308.66 | |
| Janssen Biotech, Inc. | 15 | $300.17 | |
| Lilly USA, LLC | 16 | $219.35 | |
| Celgene Corporation | 12 | $149.64 | |
| Madrigal Pharmaceuticals | 5 | $121.30 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 4 | $83.71 | |
| Ardelyx, Inc. | 3 | $56.66 | |
| AIMMUNE THERAPEUTICS, INC. | 3 | $56.35 | |
| Phathom Pharmaceuticals, Inc. | 2 | $44.16 | |
| Celltrion USA Inc. | 2 | $35.80 | |
| CapsoVision, Inc. | 2 | $34.14 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 2 | $28.95 | |
| Braintree Laboratories, Inc. | 1 | $20.15 | |
| GENZYME CORPORATION | 1 | $19.71 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
679
Patients
340
Total drug cost
$745,404
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) | Brand | 133 | 133 | $23,263 |
| Pantoprazole Sodium | Generic | 129 | 58 | $2,092 |
| Omeprazole | Generic | 106 | 48 | $1,630 |
| Famotidine | Generic | 89 | 33 | $1,975 |
| Mesalamine | Generic | 42 | 13 | $33,227 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) | Brand | 32 | 32 | $2,306 |
| Xifaxan (Rifaximin) | Brand | 26 | 11 | $69,325 |
| Dexlansoprazole Dr (Dexlansoprazole) | Brand | 18 | 0 | $7,227 |
| Creon (Lipase/Protease/Amylase) | Brand | 17 | 0 | $52,871 |
| Lubiprostone | Generic | 17 | 0 | $9,370 |