ANA GABRIELA ANTUN M.D.
NPI 1447437538
Internal Medicine - Hematology & Oncology in Decatur, GA
About Ana Gabriela Antun M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANA GABRIELA ANTUN M.D. (NPI 1447437538) is an individual hematology & oncology provider in Decatur, Georgia, licensed in Georgia (64766) and active in the NPI registry since January 2008. She is enrolled in Medicare PECOS, is affiliated with Emory University Hospital Midtown, and is a graduate of Other (1995).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Ana Gabriela Antun M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Ana Antun reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Atlanta, GA 30322
- Reassigned Medicare billing, Georgia enrollment
- 4,840 clinicians in this Medicare group
Atlanta, GA 30303
- Reassigned Medicare billing, Georgia enrollment
- 2,681 clinicians in this Medicare group
Lagrange, GA 30240
- Reassigned Medicare billing, Georgia enrollment
- 1,506 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Emory University Hospital Midtown
Acute Care Hospitals · Atlanta, GAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 30033 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
DECATUR, GA 30033
DECATUR, GA 30033
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Ana Antun's NPI number?
The NPI number for Ana Antun is 1447437538. It was assigned to this individual provider in the NPPES registry on January 30, 2008.
Where is Ana Antun located?
Ana Antun practices at 1670 Clairmont Rd, Decatur, GA 30033. The listed phone number is (404) 593-6732.
What is Ana Antun's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Ana Antun enrolled in Medicare?
Yes. Ana Antun is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Ana Antun's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ana Antun reassigns Medicare benefits to 3 organizations: The Emory Clinic Inc (Atlanta, GA), Emory Medical Care Foundation Inc (Atlanta, GA) and Emory Specialty Associates, LLC (Lagrange, GA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Ana Antun's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ana Antun accept?
Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee and 1 other insurer list Ana Antun as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Ana Antun affiliated with any hospitals?
According to CMS data, Ana Antun is affiliated with Emory University Hospital Midtown.
When was this NPI record last updated?
The NPPES record for Ana Antun was last updated on July 14, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Ana Gabriela Antun, M.D. · NPI 1447437538
Hematology & Oncology physician in Decatur, Georgia. Individual provider, active in the CMS NPPES registry since January 30, 2008.
## Identity
- **NPI:** 1447437538 (Entity type: Individual)
- **Enumerated:** January 30, 2008
- **Primary specialty:** Internal Medicine - Hematology & Oncology · taxonomy 207RH0003X
- **State license:** 64766 (Georgia)
- **Sole proprietor:** No
## Practice location
- **Address:** 1670 CLAIRMONT RD, Decatur, GA 30033-4004
- **Phone:** (404) 593-6732
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): The Emory Clinic Inc (NPI 1396798229, Atlanta, GA); Emory Medical Care Foundation Inc (NPI 1063452381, Atlanta, GA); Emory Specialty Associates, LLC (NPI 1407864168, Lagrange, GA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1995
## Record status
- **NPPES last updated:** July 14, 2010
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Source: [NPI Profile](https://npiprofile.com/npi/1447437538) · Data from the CMS NPPES public registry.