NPI age
12 years
Enumerated 2013-10-30
● Active
Type 1 · Individual
Mary Allene Harrison, NP-C
Harrison is 1 of 177 adult health (nurse practitioner) providers in Atlanta and 1 of 801 in Georgia.
Primary specialty
Adult Health (Nurse Practitioner)
Plus 1 subspecialty
Licensed in
GA
1 state
Status
Active
No deactivations on record
Last NPPES update
2025-11-18
Source: CMS NPPES provider record
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 801 active adult health (nurse practitioner) providers in Georgia.
NPI age
12 years
≈ at median (12 yr)
State licenses
1 state
9% of peers hold multiple states
Subspecialties
1
In the 31% of peers with subspecialties
NPI lifetime · 2013 → 2025
2013-10Enumerated in NPPES
2013
2025
Where they practice
Practice location
275 Collier Rd Nw Ste 300
Atlanta, GA 303091740
Mailing address
275 Collier Rd Nw Ste 300
Atlanta, GA 303091740
Specialties
-
Nurse Practitioner PrimaryCMS NPPES uses NUCC taxonomy code 363LA2200X for provider records classified as Adult Health within Nurse Practitioner. The taxonomy identifies the category reported on the NPI record; it does not by itself verify services offered,...
-
Nurse PractitionerCMS NPPES uses NUCC taxonomy code 363LF0000X for provider records classified as Family within Nurse Practitioner. The taxonomy identifies the category reported on the NPI record; it does not by itself verify services offered, current...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (GA) | 003150976A |
Medicare directory context
Medicare specialties
Nurse Practitioner
Largest Medicare group
526 members
Largest listed enrollment group
Facility affiliations reported by CMS
- Piedmont Providers Llc
Practice context
Part of a multi-provider practice. 93 other active providers share this practice address in NPPES.
Provyx · Custom healthcare lists
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Request a quote →How to verify this provider
- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.