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

Katya L Harfmann, MD

Individual provider Pediatric Dermatology Physician · NPI 1780902833

Katya L Harfmann, MD is a Pediatric Dermatology Physician in Columbus, Ohio. Practices as a sole proprietor and works from 4 locations. Licensed in Ohio.

Licensed in
OH
In the registry since
2010
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

555 S 18th St
Columbus, OH 43205-2654
Phone: (614) 722-6200
Show map & directions

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

Additional practice locations (3)

  • 7901 Diley Rd, Canal Winchester, OH 43110-9612 — (614) 722-6200
  • 5665 Venture Dr, Dublin, OH 43017-2159 — (614) 722-6200
  • 455 Executive Campus Dr, Westerville, OH 43082-8870 — (614) 722-6200

Specialties & licences

Pediatric Dermatology Physician (primary) Taxonomy 207NP0225X · Licence 35124386 (OH)
Dermatology Physician Taxonomy 207N00000X · Licence 35124386 (OH)

Record details

NPI number1780902833
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 13, 2010
Last updated in NPPESJune 15, 2026
Certification dateJune 15, 2026