Erin A. Williams, NP-C
Family Nurse Practitioner · Marietta, GA
Erin A. Williams, NP-C is a family nurse practitioner with a practice address in Marietta, Georgia, and NPI 1851902951, issued on Aug 12, 2020. Check the license (Georgia RN236878, as entered in NPPES) with the Georgia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Erin A. Williams
- Credential
- NP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- RN236878 GA
Self-reported in NPPES; status is on the state search - Practice location
- 100 Piedmont RD NE, Marietta, GA 30066
- Phone
- (770) 795-9844
- Enumerated
- Aug 12, 2020
- Record last updated
- Nov 16, 2020 (not updated in 6 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 8,635 in Georgia → Look up another NPI →
Also registered at 100 Piedmont RD NE
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Raven Clark, NPNurse Practitioner1427776160
- Jacqueline Kigundu, NPFamily Nurse Practitioner1750833539
- Ka'Nesha Lewis, FNPFamily Nurse Practitioner1740993583
- Lindsay McDaniel, RPHPharmacist1730783416
- Kenneth Reed, RPHPharmacist1144119025
- Maria Reid, APRNFamily Nurse Practitioner1447584537
Verify Erin A. Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Georgia board licenses this profession
Search for license RN236878Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average family nurse practitioner in 2024
135 Medicare Part D claims for 42 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
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): 77.4 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).
Erin A. Williams among 8,635 family nurse practitioner records in Georgia
Erin A. Williams, NP-C is one of 8,635 family nurse practitioner records with a practice address in Georgia. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 61% of them.
- NPI issued2020 · 61% of these records are older, 32% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 53% of these records are
- Record last updated2020 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
244 family nurse practitioner records list a practice address in Marietta
They are 244 of the 6,900 NPPES records with a practice address in Marietta, and 8,635 family nurse practitioner records in Georgia.
All 8,635 in Georgia → Every provider in Marietta → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Ikeade Alamu, NP-CMarietta, GA 300661285013714
- Althea BryanMarietta, GA 300661518564418
- Ashleigh Clark, CNPMarietta, GA 300661457749947
- Jacqueline Kigundu, NPMarietta, GA 300661750833539
- Anne Lindbloom, FNPMarietta, GA 300661578533295
- Amy Margrave, APRNMarietta, GA 300661437591203
- Chinwe O'Hara, NP-CMarietta, GA 300661538796008
- Maria Reid, APRNMarietta, GA 300661447584537
Common questions
What is Erin A. Williams, NP-C's NPI number?
Erin A. Williams, NP-C's National Provider Identifier (NPI) is 1851902951, issued on Aug 12, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Erin A. Williams, NP-C located?
The NPPES record lists a practice address at 100 Piedmont RD NE, Marietta, GA, 30066. Phone: (770) 795-9844. Providers update this record themselves, so call before visiting.
How can I verify Erin A. Williams, NP-C's license?
NPPES lists Georgia license number RN236878, as entered by the provider. Search the Georgia board that licenses this profession; the NPPES record confirms identity only.
How much does Erin A. Williams, NP-C prescribe under Medicare Part D?
In 2024, Erin A. Williams, NP-C had 135 Medicare Part D claims for 42 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
What is Erin A. Williams, NP-C's MIPS final score?
The 2023 MIPS final score is 77.4 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.