Physician Profile
Unclaimed ProfileAbout GAMBLA
Gregory R Gambla, DO practises gastroenterology in Elgin, IL. Gregory is a 1990 graduate of Midwestern University, Chicago College of Osteopathic Med.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Common questions
What does Dr. Gambla specialise in?
Dr. Gambla is a gastroenterology in Elgin, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GASTROENTEROLOGY”.
NPI registry
Where is Dr. Gambla located?
Dr. Gambla is listed at 745 FLETCHER DR STE 202, Elgin, IL 60123. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Gambla's phone number?
The number on file is (847) 888-1300. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Gambla?
Dr. Gambla's National Provider Identifier is 1801832167. 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
Where did Dr. Gambla go to medical school?
Dr. Gambla attended Midwestern University, Chicago College of Osteopathic Med, graduating in 1990. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Gambla have?
Dr. Gambla has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Gambla do most often?
According to Medicare billing data, Dr. Gambla performs procedures including removal of polyps or growths of large bowel using an endoscope with mechanical snare, biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope and biopsy of large 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
Is Dr. Gambla's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Gambla. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (847) 888-1300
- Email not available
Practice Locations
745 FLETCHER DR STE 202
Elgin, IL 60123
Procedures Most Often Billed to Medicare
758 services · 669 patients · 10 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
106 |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
102 |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
77 |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
11 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
300 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
80 |
| Colorectal cancer screening; colonoscopy on individual at high risk | Billing code | G0105 |
28 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
25 |
| Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | Billing code | G0121 |
15 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
14 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other gastroenterology specialists at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
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 — 25 related providers in 4 groups
Trained at Midwestern University, Chicago College of Osteopathic Med 8
Other providers in the same specialty who trained at the same institution.
Class of 1990 at Midwestern University, Chicago College of Osteopathic Med 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of polyps or growths of large bowel using an endoscope with mechanical snare 8
Providers in IL who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.