Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Margaret Allen Mergenthal, CRNA

Individual provider Certified Registered Nurse Anesthetist · NPI 1447717681

Margaret Allen Mergenthal, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Atlanta, Georgia. Graduated from Columbia University College of Physicians and Surgeons in 2019, 7 years ago. Practices with Piedmont Anesthesia LLC, a 554-clinician group and accepts Medicare assignment. Licensed in Georgia and New York.

Years since qualifying
7
Trained at
Columbia University College of Physicians and Surgeons
Licensed in
GA, NY
In the registry since
2019
Specialties on file
2
What do these letters mean?
CRNA — Certified Registered Nurse Anesthetist
An advanced practice nurse who administers anaesthesia.

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Practice location Address checks out

1968 Peachtree Rd NW
Atlanta, GA 30309-1281
Phone: (804) 814-1612
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Certified Registered Nurse Anesthetist (primary) Taxonomy 367500000X · Licence RN289573 (GA)
Registered Nurse Taxonomy 163W00000X · Licence 705566 (NY)

Record details

NPI number1447717681
Entity typeIndividual (Type 1)
GenderFemale
Credentials CRNA
Sole proprietorYes
NPI enumeratedFebruary 25, 2019
Last updated in NPPESAugust 19, 2021
Certification dateAugust 19, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolCOLUMBIA UNIVERSITY COLLEGE OF PHYSICIANS AND SURGEONS
Graduated 2019 (7 years in practice)
Group practice Piedmont Anesthesia Llc — 554 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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