Maggie Kathleen Mackenzie, NP-C
Family Nurse Practitioner · Marietta, GA
Maggie Kathleen Mackenzie, NP-C is a family nurse practitioner with a practice address in Marietta, Georgia, and NPI 1801537857, issued on Apr 5, 2022. Check the license (Georgia F03220321, as entered in NPPES) with the Georgia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Maggie Kathleen Mackenzie
- Credential
- NP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- F03220321 GA
Self-reported in NPPES; status is on the state search - Practice location
- 355 Tower RD NE Ste 300, Marietta, GA 30060
- Phone
- (770) 427-2457
- Enumerated
- Apr 5, 2022
- Record last updated
- Aug 17, 2022
- Medicare enrollment
- Enrolled (PECOS I20220804003888); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 8,635 in Georgia → Look up another NPI →
Also registered at 355 Tower RD NE Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Maggie Kathleen Mackenzie in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Georgia board licenses this profession
Search for license F03220321Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3% fewer Medicare Part D claims than the average family nurse practitioner in 2024
1,267 Medicare Part D claims for 384 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium63 claims
- Amlodipine Besylate60 claims
- Levothyroxine Sodium55 claims
- Pantoprazole Sodium44 claims
- Lisinopril41 claims
- Losartan Potassium36 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).
Industry payments in 2024: $594.50
28 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Maggie Kathleen Mackenzie among 8,635 family nurse practitioner records in Georgia
Maggie Kathleen Mackenzie, 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 2022, is newer than 74% of them.
- NPI issued2022 · 74% of these records are older, 21% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2022 · median 2018 among the 4,544 with a school on file
- Record last updated2022 · 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
- Mavis Appiah Kubi, APRNMarietta, GA 300601063684363
- Patricia Brower, FNPMarietta, GA 300601053300426
- Sheryl Cook, NP-CMarietta, GA 300601316269582
- Erin Esfahani, NPMarietta, GA 300601588994495
- Kathleen Flaherty, ARNPMarietta, GA 300601265755565
- Heather French, NPMarietta, GA 300601356669006
- Mary Lacy, NPMarietta, GA 300601093701781
- Heidi Meyer, MSN,CFNP,CNRN,APRNMarietta, GA 300601083801989
Common questions
What is Maggie Kathleen Mackenzie, NP-C's NPI number?
Maggie Kathleen Mackenzie, NP-C's National Provider Identifier (NPI) is 1801537857, issued on Apr 5, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Maggie Kathleen Mackenzie, NP-C located?
The NPPES record lists a practice address at 355 Tower RD NE Ste 300, Marietta, GA, 30060. Phone: (770) 427-2457. Providers update this record themselves, so call before visiting.
How can I verify Maggie Kathleen Mackenzie, NP-C's license?
NPPES lists Georgia license number F03220321, as entered by the provider. Search the Georgia board that licenses this profession; the NPPES record confirms identity only.
How much does Maggie Kathleen Mackenzie, NP-C prescribe under Medicare Part D?
In 2024, Maggie Kathleen Mackenzie, NP-C had 1,267 Medicare Part D claims for 384 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
What is Maggie Kathleen Mackenzie, NP-C'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.