Stephanie Gwynn Sizemore, APRN
Adult Health Nurse Practitioner · Atlanta, GA
Stephanie Gwynn Sizemore, APRN is an adult health nurse practitioner with a practice address in Atlanta, Georgia, and NPI 1467920355, issued on Nov 8, 2018. Check the license (Georgia RN230928, as entered in NPPES) with the Georgia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Stephanie Gwynn Sizemore
- Credential
- APRN
- Primary taxonomy
- Adult Health Nurse Practitioner 363LA2200X
- License number
- RN230928 GA
Self-reported in NPPES; status is on the state search - Practice location
- 5470 Meridian Marks RD, Atlanta, GA 30342
- Phone
- (615) 673-6737
- Enumerated
- Nov 8, 2018
- Record last updated
- Dec 14, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (800) 474-4039
- Medicare enrollment
- Enrolled (PECOS I20181210000329); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest adult health nurse practitioner records → All 770 in Georgia → Look up another NPI →
Also registered at 5470 Meridian Marks RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Stephen Gaulden, PTAPhysical Therapy Assistant1699323147
- Molly Hodges, PTAPhysical Therapy Assistant1548818081
- Nashanuna HowardFamily Nurse Practitioner1144791161
- Jasmine JonesOccupational Therapist1437707973
Verify Stephanie Gwynn Sizemore in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Georgia board licenses this profession
Search for license RN230928Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.4 times the Medicare Part D claims of the average adult health nurse practitioner in 2024
5,625 Medicare Part D claims for 170 beneficiaries, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.
Most prescribed
- Amlodipine Besylate567 claims
- Atorvastatin Calcium549 claims
- Levothyroxine Sodium361 claims
- Gabapentin299 claims
- Furosemide236 claims
- Pantoprazole Sodium235 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 MIPS final score for 2023 (Medicare payment program): 92.9 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Georgia Mso LLCMarietta, GA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stephanie Gwynn Sizemore among 770 adult health nurse practitioner records in Georgia
Stephanie Gwynn Sizemore, APRN is one of 770 adult health nurse practitioner records with a practice address in Georgia. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 73% of them.
- NPI issued2018 · 73% of these records are older, 24% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 47% of these records are
- Graduated2018 · median 2014 among the 362 with a school on file
- Record last updated2018 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Adult Health Nurse Practitioner providers in Georgia
There are 770 adult health nurse practitioner records in Georgia.
All 770 in Georgia → Every provider in Atlanta → Adult Health Nurse Practitioner nationwide →
The 8 adult health nurse practitioner records with the nearest ZIP codes
- Scott Akins, AGPCNP-BCAtlanta, GA 303421437464799
- Linda Brannon, CNPAtlanta, GA 303421912929225
- Brenda Buckner, NPAtlanta, GA 303421114913852
- Natalie Carrithers, N.P.Atlanta, GA 303421023302668
- Tsae-Yun Chang, NPAtlanta, GA 303421386631836
- Jaimie Chausmer, NPAtlanta, GA 303421447305354
- Lisa Culpepper, NPAtlanta, GA 303421760790125
- Carol Dahl, CRNPAtlanta, GA 303421568405199
Common questions
What is Stephanie Gwynn Sizemore, APRN's NPI number?
Stephanie Gwynn Sizemore, APRN's National Provider Identifier (NPI) is 1467920355, issued on Nov 8, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Stephanie Gwynn Sizemore, APRN located?
The NPPES record lists a practice address at 5470 Meridian Marks RD, Atlanta, GA, 30342. Phone: (615) 673-6737. Providers update this record themselves, so call before visiting.
How can I verify Stephanie Gwynn Sizemore, APRN's license?
NPPES lists Georgia license number RN230928, as entered by the provider. Search the Georgia board that licenses this profession; the NPPES record confirms identity only.
How much does Stephanie Gwynn Sizemore, APRN prescribe under Medicare Part D?
In 2024, Stephanie Gwynn Sizemore, APRN had 5,625 Medicare Part D claims for 170 beneficiaries; the average among adult health nurse practitioner prescribers was 1,280. Part D covers Medicare prescriptions only.
What is Stephanie Gwynn Sizemore, APRN's MIPS final score?
The 2023 MIPS final score is 92.9 of 100. 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.