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

Dr. Johni Brooke Lynn Armstrong, MD

Individual provider Pediatrics Physician · NPI 1639868722

Dr. Johni Brooke Lynn Armstrong, MD is a Pediatric Medicine in Memphis, Tennessee. Graduated from University of Tennessee, Hsc, College of Medicine in 2023, 3 years ago. Licensed in Tennessee.

Years since qualifying
3
Trained at
University of Tennessee, Hsc, College of Medicine
Licensed in
TN
In the registry since
2023
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

848 Adams Ave
Memphis, TN 38103-2816
Phone: (907) 287-7337
Fax: (901) 287-5506
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 74717 (TN)

Record details

NPI number1639868722
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 3, 2023
Last updated in NPPESJune 23, 2026
Certification dateJune 23, 2026

Medicare enrollment

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

Medicare specialtyPEDIATRIC MEDICINE
Medical schoolUNIVERSITY OF TENNESSEE, HSC, COLLEGE OF MEDICINE
Graduated 2023 (3 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

Other providers in Memphis