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

Dr. William Trask Johnson, MD

Individual provider Pediatric Emergency Medicine (Pediatrics) Physician · NPI 1669162673

Dr. William Trask Johnson, MD is a Pediatric Emergency Medicine (Pediatrics) Physician in Memphis, Tennessee. Practices as a sole proprietor. Licensed in Tennessee.

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 →

Practice location Address checks out

920 Madison Ave Ste 447
Memphis, TN 38103-3438
Phone: (901) 287-5265
Fax: (901) 287-5062
Show map & directions

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

Specialties & licences

Pediatric Emergency Medicine (Pediatrics) Physician (primary) Taxonomy 2080P0204X · Licence 77450 (TN)

Record details

NPI number1669162673
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 11, 2023
Last updated in NPPESMay 27, 2026
Certification dateMay 27, 2026
Mailing address50 N Dunlap St, Memphis, TN 38103-2800

Other providers in Memphis