Doctor profile · Federal record
Dr. Marc Fallah, MD
Gastroenterology Physician (CMS: Gastroenterology) · Naperville, IL
- NPI 1750356804
- Accepts Medicare
- 32 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
100 Spalding Dr, Ste 208
Naperville, IL 605406550
(630) 717-2600 - Mailing address
-
Po Box 713260
Chicago, IL 606771260
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- August 7, 2023
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Illinois #036108043
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1750356804. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,517
Distinct HCPCS
10
Medicare allowed
$110,945
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
36415 |
Insertion of needle into vein for collection of blood sample | 213 | 127 | $8 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 164 | 146 | $94 | |
80076 |
Liver function blood test panel | 126 | 67 | $8 | |
G0500 |
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito | 101 | 101 | $6 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 97 | 97 | $116 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 82 | 49 | $52 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 66 | 66 | $190 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 61 | 59 | $59 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 54 | 31 | $8 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 51 | 51 | $192 |
In context: peer comparison
Among 9 peers in Naperville Gastroenterology Physician, average services per provider: 41. This provider delivers 37× the peer median.Open Payments
Industry payments received
All-time total
$326
Transactions
9
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 6 | $144.14 | |
| Aimmune Therapeutics, INC. | 1 | $124.99 | |
| Conmed Corporation | 1 | $42.15 | |
| Intercept Pharmaceuticals, INC. | 1 | $15.07 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,390
Patients
645
Total drug cost
$93,243
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) | Brand | 262 | 254 | $6,240 |
| Pantoprazole Sodium | Generic | 224 | 100 | $3,696 |
| Ursodiol | Generic | 171 | 43 | $51,111 |
| Azathioprine | Generic | 111 | 30 | $4,061 |
| Omeprazole | Generic | 109 | 38 | $1,648 |
| Dicyclomine Hcl | Generic | 87 | 27 | $2,093 |
| Famotidine | Generic | 71 | 19 | $1,144 |
| Enulose (Lactulose) | Brand | 69 | 0 | $1,304 |
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 48 | 48 | $817 |
| Spironolactone | Generic | 47 | 15 | $1,286 |
Frequently asked questions
What is Dr. Marc Fallah's medical specialty?
Dr. Marc Fallah practices Gastroenterology Physician in Naperville, IL.
Where does Dr. Marc Fallah practice?
Dr. Marc Fallah practices at 100 Spalding Dr, Naperville, IL 605406550. Office phone: 6307172600.
What is Dr. Marc Fallah's NPI?
Dr. Marc Fallah's National Provider Identifier (NPI) is 1750356804, issued by NPPES.
Does Dr. Marc Fallah accept Medicare assignment?
Yes. Dr. Marc Fallah accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marc Fallah commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213); Liver function blood test panel (HCPCS 80076). Source: CMS Medicare Physician & Other Practitioners file.