Tia Guster, M.D.
Obstetrics & Gynecology Physician · Newnan, GA
Tia Guster, M.D. is an obstetrics & gynecology physician with a practice address in Newnan, Georgia, and NPI 1285896258, issued on Jun 30, 2008. Check the license (Georgia 072881, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.
- Name
- Tia Guster
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 072881 GA
Self-reported in NPPES; status is on the state search - Practice location
- 775 Poplar RD, Newnan, GA 30265
- Phone
- (770) 400-4510
- Enumerated
- Jun 30, 2008
- Record last updated
- Mar 7, 2023
- Fax
- (678) 423-2737
- Medicare enrollment
- Enrolled (PECOS I20150115000526); accepts Medicare assignment
- Medical or professional school
- University Of North Carolina At Chapel Hill School Of Medicine, 2008
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 1,430 in Georgia → Look up another NPI →
Also registered at 775 Poplar RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- George Anderson, M.D.Obstetrics & Gynecology Physician1033102454
- Micah Blackmon, MDUrology Physician1588876411
- James Combs, M.D.Surgery Physician1548418684
- Kimberly Cross, M.D.Obstetrics & Gynecology Physician1093009383
- Elisabeth Curtis, M.D.Obstetrics & Gynecology Physician1700066172
- Kevin Davis, MDSurgery Physician1194711283
Verify Tia Guster in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersGeorgia Composite Medical Board
Search for license 072881Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
36% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
105 Medicare Part D claims for 20 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Estradiol14 claims
- Fluconazole11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 98.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $272.52
7 payments; by number, the most common kind was food and beverage; the largest payer was Intuitive Surgical, Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Wellstar Medical Group LLCKennesaw, GA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tia Guster among 1,430 obstetrics & gynecology physician records in Georgia
Tia Guster, M.D. is one of 1,430 obstetrics & gynecology physician records with a practice address in Georgia. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 59% of them.
- NPI issued2008 · 59% of these records are older, 35% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2008 · median 2004 among the 839 with a school on file
- Record last updated2023 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
18 obstetrics & gynecology physician records list a practice address in Newnan
They are 18 of the 1,638 NPPES records with a practice address in Newnan, and 1,430 obstetrics & gynecology physician records in Georgia.
All 1,430 in Georgia → Every provider in Newnan → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- George Anderson, M.D.Newnan, GA 302651033102454
- Tiffeny Carroll, M.D.Newnan, GA 302651174598585
- Oluwaseun Cole, M.D.Newnan, GA 302651164598264
- Kimberly Cross, M.D.Newnan, GA 302651093009383
- Elisabeth Curtis, M.D.Newnan, GA 302651700066172
- Laura EvorsNewnan, GA 302651750526463
- Erinne Graham, MDNewnan, GA 302651447230461
- Mishal Khan, M.D.Newnan, GA 302651609059732
Common questions
What is Tia Guster, M.D.'s NPI number?
Tia Guster, M.D.'s National Provider Identifier (NPI) is 1285896258, issued on Jun 30, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Tia Guster, M.D. located?
The NPPES record lists a practice address at 775 Poplar RD, Newnan, GA, 30265. Phone: (770) 400-4510. Providers update this record themselves, so call before visiting.
How can I verify Tia Guster, M.D.'s license?
NPPES lists Georgia license number 072881, 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.
How much does Tia Guster, M.D. prescribe under Medicare Part D?
In 2024, Tia Guster, M.D. had 105 Medicare Part D claims for 20 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
What is Tia Guster, M.D.'s MIPS final score?
The 2023 MIPS final score is 98.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.