Gregory Guillaume, PHARMD
Pharmacist · Austell, GA
Gregory Guillaume, PHARMD is a pharmacist with a practice address in Austell, Georgia, and NPI 1154604585, issued on Sep 22, 2011. Check the license with the Georgia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gregory Guillaume
- Credential
- PHARMD
- Primary taxonomy
- Pharmacist 183500000X
- License number
- PS45589 FL
Self-reported in NPPES; status is on the state search - Practice location
- 4120 Austell RD, Austell, GA 30106
- Phone
- (561) 308-7466
- Enumerated
- Sep 22, 2011
- Record last updated
- Dec 20, 2022
- Entity
- Type 1 · individual
Also registered at 4120 Austell RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Laura Bennett, RPHPharmacist1659654879
- Ashley Cole, PHARMDPharmacist1568864627
- Eugene EzekwuechePharmacist1477262871
- Ivy Fenin, NPNurse Practitioner1780039131
- Karen Holtzclaw, NPFamily Nurse Practitioner1184751596
- Sunday Ijeoma, PHARM DPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1265714950
Verify Gregory Guillaume in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Georgia board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Most of these Medicare Part D claims are vaccines, 100% of the cost of the top drugs
27 Medicare Part D claims for 23 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 100% of claims.
Most prescribed
Pharmacies often give vaccines under a standing order that names one clinician, and CMS counts every such claim under that clinician's NPI. These claims are therefore not a measure of this clinician's own prescribing.
- Shingrix16 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.
48 pharmacist records list a practice address in Austell
They are 48 of the 1,056 NPPES records with a practice address in Austell, and 8,291 pharmacist records in Georgia.
All 48 in Austell → All 8,291 in Georgia → Every provider in Austell →
Other pharmacist records in Georgia
- Robert Aaron, RPHCornelia, GA1720411408
- Helen Abasute, PHARM.DAtlanta, GA1053703710
- Betelhem AbatnehStockbridge, GA1215711957
- Hoda AbbasiMarietta, GA1851062848
- Lauren Abbott, PHARMDOmega, GA1164058566
- Alharith Abdel-RazzaqAcworth, GA1710823133
- Mohammed Abdelsaid, RPHRichmond Hill, GA1366016214
- Huda AbdiTucker, GA1174036032
- Kareema Abdul-Barr, RPHMarietta, GA1124376561
- Fozi AbdulahiMartinez, GA1972886752
Common questions
What is Gregory Guillaume, PHARMD's NPI number?
Gregory Guillaume, PHARMD's National Provider Identifier (NPI) is 1154604585, issued on Sep 22, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Guillaume, PHARMD located?
The NPPES record lists a practice address at 4120 Austell RD, Austell, GA, 30106. Phone: (561) 308-7466. Providers update this record themselves, so call before visiting.
How can I verify Gregory Guillaume, PHARMD's license?
Search the Georgia board that licenses this profession; the NPPES record confirms identity only.
How much does Gregory Guillaume, PHARMD prescribe under Medicare Part D?
In 2024, Gregory Guillaume, PHARMD had 27 Medicare Part D claims for 23 beneficiaries; the average among pharmacist prescribers was 119. Part D covers Medicare prescriptions only.
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.