NPPES file of Aug 9, 2026

Mitzi M. Williams, ACNP

Acute Care Nurse Practitioner · Gainesville, GA

Mitzi M. Williams, ACNP is an acute care nurse practitioner with a practice address in Gainesville, Georgia, and NPI 1558605469, issued on Nov 15, 2012. Check the license (Georgia RN149347, as entered in NPPES) with the Georgia board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1558605469
Name
Mitzi M. Williams
Credential
ACNP
Primary taxonomy
Acute Care Nurse Practitioner 363LA2100X
License number
RN149347 GA
Self-reported in NPPES; status is on the state search
Practice location
743 Spring St NE, Gainesville, GA 30501
Phone
(770) 219-6000
Enumerated
Nov 15, 2012
Record last updated
Oct 27, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(770) 219-6021
Medicare enrollment
Enrolled (PECOS I20121205000512); accepts Medicare assignment
Medical or professional school
Emory University School Of Medicine, 2012
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 743 Spring St NE

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Raza Abbas, M.D.Interventional Cardiology Physician1245549112
  2. Eltigani Abdelhai, MDInternal Medicine Physician1538233531
  3. Ahmad Abdussalam, MDCritical Care Medicine (Internal Medicine) Physician1134317316
  4. Richard Adams, DOStudent in an Organized Health Care Education/Training Program1164279741
  5. Jennifer Adamski, ARNP,ACNP-BCCritical Care Medicine Nurse Practitioner1649387648
  6. Joanna Addison, AGACNP-BCAcute Care Nurse Practitioner1942096649

Verify Mitzi M. Williams in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Georgia board licenses this profession
    Search for license RN149347
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Georgia license search

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The practice group's MIPS final score for 2023 (Medicare payment program): 82.6 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.

  1. Qualityout of 100 · 30% of the final score81.1
  2. Costout of 100 · 30%60.7
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $3,944.47

3 payments; by number, the most common kind was food and beverage; the largest payer was F. Hoffmann-La Roche AG. The 10,984 providers of this specialty with any payment received $647.94 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mitzi Williams$3,944.47
  2. Specialty average$647.94

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

  1. Northeast Georgia Physicians Group IncBraselton, GA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Mitzi M. Williams among 963 acute care nurse practitioner records in Georgia

Mitzi M. Williams, ACNP is one of 963 acute care nurse practitioner records with a practice address in Georgia. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 11% of them.

  • NPI issued2012 · 11% of these records are older, 86% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 75% of these records are
  • Graduated2012 · median 2019 among the 717 with a school on file
  • Record last updated2020 · 33% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a Georgia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

78 acute care nurse practitioner records list a practice address in Gainesville

They are 78 of the 2,998 NPPES records with a practice address in Gainesville, and 963 acute care nurse practitioner records in Georgia.

The 8 acute care nurse practitioner records with the nearest ZIP codes

  1. Lisa Angelle, ACNPGainesville, GA 305011245631076
  2. Mark Clark, FNPGainesville, GA 305011285631887
  3. Michelle Ferguson, ACNPGainesville, GA 305011730455890
  4. Stephanie Honeycutt, CPNP-ACGainesville, GA 305011215167796
  5. Eva Johnson, ACNPGainesville, GA 305011760422695
  6. Christopher Leech, ACNP-BCGainesville, GA 305011821006610
  7. Mary Mitchell, RNFA, NPGainesville, GA 305011326138413
  8. Nicole Moulder, ACNPGainesville, GA 305011467896274

Common questions

What is Mitzi M. Williams, ACNP's NPI number?

Mitzi M. Williams, ACNP's National Provider Identifier (NPI) is 1558605469, issued on Nov 15, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Mitzi M. Williams, ACNP located?

The NPPES record lists a practice address at 743 Spring St NE, Gainesville, GA, 30501. Phone: (770) 219-6000. Providers update this record themselves, so call before visiting.

How can I verify Mitzi M. Williams, ACNP's license?

NPPES lists Georgia license number RN149347, as entered by the provider. Search the Georgia board that licenses this profession; the NPPES record confirms identity only.

What is Mitzi M. Williams, ACNP's MIPS final score?

The 2023 MIPS final score is 82.6 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.