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

Dr. Katharine M Johnson, MD

Individual provider Pediatrics Physician · NPI 1790985984

Dr. Katharine M Johnson, MD is a Pediatrics Physician in San Antonio, Texas. Works from 2 locations. Licensed in Rhode Island and Texas.

Licensed in
RI, TX
In the registry since
2007
Specialties on file
2
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

5430 Fredericksburg Rd Ste 508
San Antonio, TX 78229-3561
Phone: (210) 541-8281
Fax: (210) 541-9123
Show map & directions

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

Additional practice locations (1)

  • 5414 Fredericksburg Rd, San Antonio, TX 78229-3641 — (210) 541-8281

Specialties & licences

Neonatal-Perinatal Medicine Physician (primary) Taxonomy 2080N0001X · Licence P2693 (TX)
Pediatrics Physician Taxonomy 208000000X · Licence MD12958 (RI)

Record details

NPI number1790985984
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 25, 2007
Last updated in NPPESDecember 29, 2020
Certification dateDecember 29, 2020

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