Portia Maxine Grayson, DDS
Dentist · Atlanta, GA
Portia Maxine Grayson, DDS is a dentist with a practice address in Atlanta, Georgia, and NPI 1164434775, issued on Aug 12, 2006. Check the license (Georgia DN012800, as entered in NPPES) with the Georgia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Portia Maxine Grayson
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- DN012800 GA
Self-reported in NPPES; status is on the state search - Practice location
- 321 Pharr Road, Atlanta, GA 30305
- Phone
- (404) 917-1111
- Enumerated
- Aug 12, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (404) 917-1113
- Entity
- Type 1 · individual
8 nearest dentist records → All 2,056 in Georgia → Look up another NPI →
Verify Portia Maxine Grayson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Georgia board licenses this profession
Search for license DN012800Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
58% more Medicare Part D claims than the average dentist in 2024
136 Medicare Part D claims for 55 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 14 claims were for opioids.
Most prescribed
- Amoxicillin-Clavulanate Potass20 claims
- Ibuprofen17 claims
- Chlorhexidine Gluconate14 claims
- Azithromycin13 claims
- Acetaminophen-Codeine12 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.
Portia Maxine Grayson among 2,056 dentist records in Georgia
Portia Maxine Grayson, DDS is one of 2,056 dentist records with a practice address in Georgia. 66% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 77% newer
- In a Medicare fileYes · 66% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dentist providers in Georgia
There are 2,056 dentist records in Georgia.
All 2,056 in Georgia → Every provider in Atlanta → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Lewis Brown, D.D.S.Atlanta, GA 303051760604490
- Thomas Carroll, DDSAtlanta, GA 303051922291012
- Lucian Ferguson, D.D.S.Atlanta, GA 303051306918578
- Jerome GardnerAtlanta, GA 303051316148588
- David Jones, D.D.S.Atlanta, GA 303051801063599
- Daryl Kimche, DDSAtlanta, GA 303051144238114
- Maria Lewis, DMDAtlanta, GA 303051619285491
- Paul McDonald, DDSAtlanta, GA 303051558522037
Common questions
What is Portia Maxine Grayson, DDS's NPI number?
Portia Maxine Grayson, DDS's National Provider Identifier (NPI) is 1164434775, issued on Aug 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Portia Maxine Grayson, DDS located?
The NPPES record lists a practice address at 321 Pharr Road, Atlanta, GA, 30305. Phone: (404) 917-1111. Providers update this record themselves, so call before visiting.
How can I verify Portia Maxine Grayson, DDS's license?
NPPES lists Georgia license number DN012800, as entered by the provider. Search the Georgia board that licenses this profession; the NPPES record confirms identity only.
How much does Portia Maxine Grayson, DDS prescribe under Medicare Part D?
In 2024, Portia Maxine Grayson, DDS had 136 Medicare Part D claims for 55 beneficiaries; the average among dentist prescribers was 86. 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.