Doctor profile · Federal record
Dr. James Abraham, MD
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Gastroenterology Physician · Gastroenterology Physician · Naperville, IL
- NPI 1427276732
- Accepts Medicare
- 22 yrs in practice
- Licensed in 3 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
100 Spalding Dr Ste 208
Naperville, IL 605406552
(630) 717-2600
fax (630) 718-2656 - Mailing address
-
Po Box 713260
Chicago, IL 606771260
Credentials & registration
- NPI registered
- April 2007 — 19 yrs on file
- Profile last updated
- August 2, 2023
- Year of graduation
- 2004 — 22 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (3)
- Illinois #036-161387 · Minnesota #49473 · Michigan #4301501386
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1427276732. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
740
Distinct HCPCS
10
Medicare allowed
$95,671
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99204 |
New patient office or other outpatient visit, 45-59 minutes | 92 | 92 | $174 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 65 | 60 | $183 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 50 | 50 | $92 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 41 | 28 | $82 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 37 | 35 | $253 | |
36415 |
Insertion of needle into vein for collection of blood sample | 35 | 32 | $8 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 31 | 18 | $123 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 29 | 29 | $139 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 29 | 29 | $229 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 25 | 25 | $179 |
In context: peer comparison
Among 9 peers in Naperville Gastroenterology Physician, average services per provider: 41. This provider delivers 18× the peer median.Open Payments
Industry payments received
All-time total
$636
Transactions
25
Manufacturers
6
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Inspire Medical Systems, INC. | 16 | $321.20 | |
| Aimmune Therapeutics, INC. | 1 | $124.99 | |
| Janssen Biotech, INC. | 3 | $82.16 | |
| Pfizer INC. | 3 | $75.31 | |
| Takeda Pharmaceuticals U.S.A., INC. | 1 | $19.33 | |
| Abbvie INC. | 1 | $13.27 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
440
Patients
316
Total drug cost
$366,557
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 139 | 135 | $2,368 |
| Omeprazole | Generic | 94 | 44 | $1,382 |
| Pantoprazole Sodium | Generic | 84 | 50 | $1,573 |
| Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) | Brand | 34 | 33 | $686 |
| Doxycycline Hyclate | Generic | 14 | 14 | $437 |
| Metronidazole | Generic | 14 | 14 | $239 |
| Peg-3350 and Electrolytes (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 14 | 14 | $280 |
| Stelara (Ustekinumab) | Brand | 13 | 0 | $356,131 |
| Gavilyte-C (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 12 | 12 | $265 |
| Famotidine | Generic | 11 | 0 | $358 |
Frequently asked questions
What is Dr. James Abraham's medical specialty?
Dr. James Abraham practices Gastroenterology Physician in Naperville, IL.
Where does Dr. James Abraham practice?
Dr. James Abraham practices at 100 Spalding Dr Ste 208, Naperville, IL 605406552. Office phone: 6307172600.
What is Dr. James Abraham's NPI?
Dr. James Abraham's National Provider Identifier (NPI) is 1427276732, issued by NPPES.
Does Dr. James Abraham accept Medicare assignment?
Yes. Dr. James Abraham accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Abraham commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99215); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.