Doctor profile · Federal record
Dr. Carl Atallah, DO
Gastroenterology Physician (CMS: Internal Medicine) · Chicago, IL
- NPI 1922269190
- Accepts Medicare
- 18 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3000 N Halsted St Ste 623
Chicago, IL 606575196
(773) 281-5818
fax (773) 281-6859
Credentials & registration
- NPI registered
- June 2008 — 18 yrs on file
- Profile last updated
- April 8, 2025
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Illinois #036127620
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1922269190. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
523
Distinct HCPCS
10
Medicare allowed
$76,504
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 99 | 74 | $131 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 86 | 81 | $103 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 79 | 79 | $174 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 53 | 53 | $165 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 39 | 39 | $260 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 36 | 25 | $125 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 34 | 34 | $193 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 33 | 33 | $117 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 25 | 20 | $83 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 24 | 22 | $95 |
In context: peer comparison
Among 70 peers in Chicago Gastroenterology Physician, average services per provider: 239. This provider delivers 2.2× the peer median.Open Payments
Industry payments received
All-time total
$1,662
Transactions
66
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Takeda Pharmaceuticals U.S.A., INC. | 11 | $287.43 | |
| Abbvie INC. | 14 | $263.54 | |
| Qol Medical, LLC | 7 | $186.51 | |
| Pfizer INC. | 6 | $172.48 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 9 | $171.61 | |
| Genzyme Corporation | 3 | $102.85 | |
| Ardelyx, INC. | 2 | $61.53 | |
| Janssen Biotech, INC. | 2 | $56.44 | |
| Celgene Corporation | 2 | $48.60 | |
| Lilly USA, LLC | 2 | $44.85 | |
| Aimmune Therapeutics, INC. | 2 | $41.66 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 2 | $40.31 | |
| Madrigal Pharmaceuticals | 1 | $35.84 | |
| Intercept Pharmaceuticals, INC. | 2 | $35.42 | |
| Regeneron Healthcare Solutions, INC. | 1 | $32.88 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
633
Patients
448
Total drug cost
$99,519
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 160 | 93 | $2,648 |
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 140 | 132 | $2,412 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) | Brand | 65 | 64 | $4,993 |
| Famotidine | Generic | 59 | 33 | $944 |
| Dicyclomine Hcl | Generic | 38 | 16 | $794 |
| Omeprazole | Generic | 31 | 17 | $321 |
| Sucralfate | Generic | 31 | 19 | $1,481 |
| Linzess (Linaclotide) | Brand | 20 | 0 | $28,968 |
| Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) | Brand | 19 | 19 | $495 |
| Clarithromycin | Generic | 16 | 16 | $409 |
Hospital affiliations
Frequently asked questions
What is Dr. Carl Atallah's medical specialty?
Dr. Carl Atallah practices Gastroenterology Physician in Chicago, IL.
Where does Dr. Carl Atallah practice?
Dr. Carl Atallah practices at 3000 N Halsted St Ste 623, Chicago, IL 606575196. Office phone: 7732815818.
What is Dr. Carl Atallah's NPI?
Dr. Carl Atallah's National Provider Identifier (NPI) is 1922269190, issued by NPPES.
Does Dr. Carl Atallah accept Medicare assignment?
Yes. Dr. Carl Atallah accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Carl Atallah commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.