Dr. Sandra Gregory MD
Also known as
- Formerly known asWiner, Sandra Lynn
Source: NPPES public registry.
About this NPIWhat this record shows.
NPI 1376503128 is registered to Dr. Sandra Gregory MD, a Radiation Oncology Physician practising at 3330 Preston Ridge Rd Ste 100 in Alpharetta, Georgia. Radiation Oncology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. Sandra Gregory MD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Medicaid
Source: NPPES public registry.
Medicare enrollment
This provider holds 3 Medicare enrollments on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20060410000013Radiation OncologyGA
- I20250728001448Radiation OncologyWI
- I20260209001142Radiation OncologyIL
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Dr. Sandra Gregory MD accepts. To confirm in-network status with your specific health plan, contact Dr. Sandra Gregory MD directly at (770) 255-7500.
Frequently asked
Yes. NPI 1376503128 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Radiation Oncology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (770) 255-7500.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Dr. Sandra Gregory MD is a Type-1 individual NPI.