NPPES file of Aug 9, 2026

Cassie Grimsley Ackerley, MD, MSC

Infectious Disease Physician · Decatur, GA

Cassie Grimsley Ackerley, MD, MSC is an infectious disease physician with a practice address in Decatur, Georgia, and NPI 1558628818, issued on Apr 11, 2012. Check the license (Georgia 76724, as entered in NPPES) on the Georgia Composite Medical Board; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1558628818
Name
Cassie Grimsley Ackerley
Credential
MD, MSC
Primary taxonomy
Infectious Disease Physician 207RI0200X
License number
76724 GA
Self-reported in NPPES; status is on the state search
Practice location
500 Irvin CT Ste 200, Decatur, GA 30030
Phone
(404) 712-1370
Enumerated
Apr 11, 2012
Record last updated
Dec 12, 2024
Medicare enrollment
Enrolled (PECOS I20201117003520); accepts Medicare assignment
Medical or professional school
Medical College Of Georgia 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 500 Irvin CT Ste 200

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

  1. Tigisty Girmay, RNRegistered Nurse1851455786
  2. Sarah Pearson, NPFamily Nurse Practitioner1316574338

Verify Cassie Grimsley Ackerley in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersGeorgia Composite Medical Board
    Search for license 76724
    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
Open the Georgia license search

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The MIPS final score for 2023 (Medicare payment program): 92.3 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.

  1. Qualityout of 100 · 30% of the final score73.8
  2. Costnot scored (reweighted)
  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; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Emory Medical Care Foundation IncAtlanta, GA

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

Infectious Disease Physician providers in Georgia

There are 351 infectious disease physician records in Georgia.

Other infectious disease physician records in Georgia

  1. Andrew Abbott, MDAtlanta, GA1851778799
  2. Wassim Abdallah, MDAtlanta, GA1780178889
  3. Rana Adeel, MDRome, GA1528435724
  4. Simon Agolory, M.DAtlanta, GA1326247867
  5. Elfriede Agyemang, MDAtlanta, GA1841511581
  6. Christian Aidoo, M.DMcDonough, GA1013236165
  7. Sarah Al Mansi, MDAtlanta, GA1538680343
  8. Rabiul Alam, MDRoswell, GA1841266996
  9. Bruce Aldred, M.D.Atlanta, GA1194187484
  10. Amalia Aldredge, MDAtlanta, GA1770014854

Common questions

What is Cassie Grimsley Ackerley, MD, MSC's NPI number?

Cassie Grimsley Ackerley, MD, MSC's National Provider Identifier (NPI) is 1558628818, issued on Apr 11, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Cassie Grimsley Ackerley, MD, MSC located?

The NPPES record lists a practice address at 500 Irvin CT Ste 200, Decatur, GA, 30030. Phone: (404) 712-1370. Providers update this record themselves, so call before visiting.

How can I verify Cassie Grimsley Ackerley, MD, MSC's license?

NPPES lists Georgia license number 76724, as entered by the provider. Search the Georgia Composite Medical Board at https://medicalboard.georgia.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

What is Cassie Grimsley Ackerley, MD, MSC's MIPS final score?

The 2023 MIPS final score is 92.3 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.