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Edit this profileAt a glance
- 100 Spalding Dr, Ste 208, Naperville, IL 60540
About Dr. Fallah
Marc Fallah, MD is a healthcare provider in Naperville, IL specializing in gastroenterology. Marc trained at Tufts University School of Medicine, graduating in 1994. According to Medicare claims data, Marc cared for 1,146 Medicare patients across 1,429 services. The services billed most often include insertion of needle into vein for collection of blood sample, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and liver function blood test panel. This provider record is associated with NPI 1750356804.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (630) 717-2600
- Email not available
Practice Locations
100 SPALDING DR STE 208
Naperville, IL 60540
Conditions Commonly Evaluated or Treated
Within Gastroenterology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Acid reflux
- Celiac disease
- Crohn's disease
- Hemorrhoids
- IBS
- Swallowing difficulties
- Ulcerative colitis
Biliary and pancreas
Colon and anorectal
Esophagus and swallowing
Functional bowel and motility
Liver
- Ascites
- Autoimmune hepatitis
- Cirrhosis
- Fatty liver disease
- Hemochromatosis
- Hepatitis B
- Hepatitis C
- Portal hypertension
Stomach and duodenum
Bowel & Colon
Digestive Symptoms
Gallbladder & Bile Ducts
Procedures & services
Most searched procedures
Lower endoscopy
Upper endoscopy
Capsule and physiology testing
Diagnostic Testing
Liver procedures
Treatments
Procedures Most Often Billed to Medicare
1,429 services · 1,146 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
236 | More than most peers in Gastroenterology |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
33 | Less often than most peers in Gastroenterology |
| Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43235 |
31 | More often than most peers in Gastroenterology |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
29 | More often than most peers in Gastroenterology |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
26 | Less often than most peers in Gastroenterology |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
20 | As often as other peers in Gastroenterology |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
20 | As often as other peers in Gastroenterology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
179 | More often than most peers in Gastroenterology |
| Liver function blood test panel | Lab test | 80076 |
160 | More than most peers in Gastroenterology |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
109 | More than most peers in Gastroenterology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other gastroenterologists at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 29 related providers in 4 groups
Other gastroenterologists in Naperville 5
Same specialty, same city.
Trained at Tufts University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1994 at Tufts University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in IL who bill this service to Medicare most often.
Common questions
What is Dr. Fallah's specialty?
Dr. Fallah is a gastroenterologist in Naperville, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
Where can I find Dr. Fallah?
Dr. Fallah is listed at 100 Spalding Dr Ste 208, Naperville, IL 60540. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Fallah?
The number on file is (630) 717-2600. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Fallah's NPI number?
Dr. Fallah's National Provider Identifier is 1750356804. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. Fallah's medical education?
Dr. Fallah attended Tufts University School of Medicine, graduating in 1994. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Fallah been practicing?
Dr. Fallah has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Fallah known for?
According to Medicare billing data, Dr. Fallah performs procedures including insertion of needle into vein for collection of blood sample, biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope and diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Fallah confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Fallah. If this is you, claiming it is free.
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