Physician Profile
Unclaimed ProfileAbout TANNER
William Gordon Tanner, M.D. practices gastroenterology in Lawrenceville, GA. William is a 1993 graduate of Vanderbilt University School of Medicine. According to Medicare claims data, William cared for 1,417 Medicare patients across 1,510 services.
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
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (770) 995-7989
- Email not available
Practice Locations
721 WELLNESS WAY STE 100
Lawrenceville, GA 30046
Procedures Most Often Billed to Medicare
1,510 services · 1,417 patients · 15 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
283 |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
181 |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
158 |
| Dilation of esophagus | Procedure | 43450 |
75 |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
25 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
207 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
195 |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
148 |
| Colorectal cancer screening; colonoscopy on individual at high risk | Billing code | G0105 |
74 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
55 |
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 gastroenterology specialists at this location 3
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 — 28 related providers in 4 groups
Other gastroenterology specialists in Lawrenceville 5
Same specialty, same city.
Trained at Vanderbilt University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1993 at Vanderbilt University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 7
Providers in GA who bill this service to Medicare most often.
Common questions
What is Dr. Tanner's specialty?
Dr. Tanner is a gastroenterology in Lawrenceville, GA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GASTROENTEROLOGY”.
NPI registry
Where can I find Dr. Tanner?
Dr. Tanner is listed at 721 WELLNESS WAY STE 100, Lawrenceville, GA 30046. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Tanner?
The number on file is (770) 995-7989. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Tanner's NPI number?
Dr. Tanner's National Provider Identifier is 1114911294. 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. Tanner's medical education?
Dr. Tanner attended Vanderbilt University School of Medicine, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Tanner been practicing?
Dr. Tanner has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Tanner known for?
According to Medicare billing data, Dr. Tanner performs procedures including biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, biopsy of large bowel using a flexible endoscope and removal of polyps or growths of large bowel using an endoscope with mechanical snare, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Tanner confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Tanner. If this is you, claiming it is free.
Guide.md
Is this your profile?
Verify your identity to control how patients — and AI assistants — describe you.
Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.