Brett Walker, M.D.
Surgical Oncology Physician · Conyers, GA
Brett Walker, M.D. is a surgical oncology physician with a practice address in Conyers, Georgia, and NPI 1174918650, issued on Apr 1, 2015. Check the license (Georgia 105463, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.
- Name
- Brett Walker
- Credential
- M.D.
- Primary taxonomy
- Surgical Oncology Physician 2086X0206X
- License number
- 105463 GA
Self-reported in NPPES; status is on the state search - Practice location
- 1301 Sigman RD NE Ste 200, Conyers, GA 30012
- Phone
- (678) 806-3330
- Enumerated
- Apr 1, 2015
- Record last updated
- Nov 4, 2025
- Fax
- (404) 609-5300
- Medicare enrollment
- Enrolled (PECOS I20250924004193); accepts Medicare assignment
- Medical or professional school
- Texas A & M University System, Hsc, College Of Medicine, 2015
- Entity
- Type 1 · individual
8 nearest surgical oncology physician records → All 42 in Georgia → Look up another NPI →
Also registered at 1301 Sigman RD NE Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Yendi Gomes, NP-CAdult Health Nurse Practitioner1487089918
- Portia Siwawa, MDSurgery Physician1215220488
Verify Brett Walker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersGeorgia Composite Medical Board
Search for license 105463Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Piedmont Providers LLCAtlanta, GA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Brett Walker among 42 surgical oncology physician records in Georgia
Brett Walker, M.D. is one of 42 surgical oncology physician records with a practice address in Georgia. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 81% of them.
- NPI issued2015 · 81% of these records are older, 12% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 88% of these records are
- Graduated2015 · median 2003 among the 37 with a school on file
- Record last updated2025 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2086X0206X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgical Oncology Physician providers in Georgia
There are 42 surgical oncology physician records in Georgia.
All 42 in Georgia → Every provider in Conyers → Surgical Oncology Physician nationwide →
The 8 surgical oncology physician records with the nearest ZIP codes
- Katherine Browne, PA-CMarietta, GA 300601679145320
- Sartaj Sanghera, MDMarietta, GA 300601811174170
- Sahir Shroff, M.D.Marietta, GA 300601659338416
- Morvarid Tavassoli, MDMarietta, GA 300601861996811
- Anita Johnson, M.D.Woodstock, GA 301891457401630
- Christopher Jean-Louis, D.O.Stockbridge, GA 302811477964278
- Meredith Mason, M.D.Atlanta, GA 303031891058509
- Katherine Bingmer, MDAtlanta, GA 303091558722447
Common questions
What is Brett Walker, M.D.'s NPI number?
Brett Walker, M.D.'s National Provider Identifier (NPI) is 1174918650, issued on Apr 1, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Brett Walker, M.D. located?
The NPPES record lists a practice address at 1301 Sigman RD NE Ste 200, Conyers, GA, 30012. Phone: (678) 806-3330. Providers update this record themselves, so call before visiting.
How can I verify Brett Walker, M.D.'s license?
NPPES lists Georgia license number 105463, as entered by the provider. Search the Georgia Composite Medical Board at https://medicalboard.georgia.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.