DR. TIA GUSTER M.D.
NPI 1285896258
Obstetrics & Gynecology in Newnan, GA
About Dr. Tia Guster M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. TIA GUSTER M.D. (NPI 1285896258) is an individual obstetrics & gynecology provider in Newnan, Georgia, licensed in Georgia (072881) and active in the NPI registry since June 2008. She is enrolled in Medicare PECOS and is a graduate of University Of North Carolina At Chapel Hill School Of Medicine (2008).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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
Dr. Tia Guster 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
4Medicare enrollment records show Tia Guster reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Atlanta, GA 30331
- Reassigned Medicare billing, Georgia enrollment
- 3,885 clinicians in this Medicare group
Atlanta, GA 30342
- Reassigned Medicare billing, Georgia enrollment
- 59 clinicians in this Medicare group
Jasper, GA 30143
- Reassigned Medicare billing, Georgia enrollment
- 689 clinicians in this Medicare group
Dothan, AL 36303
- Reassigned Medicare billing, Alabama enrollment
- 24 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 30265 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.
NEWNAN, GA 30265
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 Tia Guster's NPI number?
The NPI number for Tia Guster is 1285896258. It was assigned to this individual provider in the NPPES registry on June 30, 2008.
Where is Tia Guster located?
Tia Guster practices at 775 Poplar Rd Suite 120, Newnan, GA 30265. The listed phone number is (770) 400-4510.
What is Tia Guster's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Tia Guster enrolled in Medicare?
Yes. Tia Guster 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 Tia Guster's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tia Guster reassigns Medicare benefits to 4 organizations: Wellstar Medical Group, LLC (Atlanta, GA), Northside Womens Group, LLC (Atlanta, GA), Piedmont Providers LLC (Jasper, GA) and Obstetrics & Gynecology Of Dothan Inc (Dothan, AL). 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 Tia Guster's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Tia Guster accept?
Health plans from Alliant Health Plans, Inc. and Oscar Health list Tia Guster 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.
When was this NPI record last updated?
The NPPES record for Tia Guster was last updated on March 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Dr. Tia Guster, M.D. · NPI 1285896258
Obstetrics & Gynecology physician in Newnan, Georgia. Individual provider, active in the CMS NPPES registry since June 30, 2008.
## Identity
- **NPI:** 1285896258 (Entity type: Individual)
- **Enumerated:** June 30, 2008
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 072881 (Georgia)
- **Sole proprietor:** No
## Practice location
- **Address:** 775 POPLAR RD, SUITE 120, Newnan, GA 30265-8300
- **Phone:** (770) 400-4510 · **Fax:** (678) 423-2737
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Wellstar Medical Group, LLC (NPI 1205267192, Atlanta, GA); Northside Womens Group, LLC (NPI 1942183421, Atlanta, GA); Piedmont Providers LLC (NPI 1548273592, Jasper, GA); Obstetrics & Gynecology Of Dothan Inc (NPI 1114021409, Dothan, AL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of North Carolina At Chapel Hill School Of Medicine, class of 2008
## Record status
- **NPPES last updated:** March 7, 2023
- **Other identifiers:** Other 202I163208 (GA)
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Source: [NPI Profile](https://npiprofile.com/npi/1285896258) · Data from the CMS NPPES public registry.