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

Dr. Katelyn Elizabeth Johnson-Clark, DO

Individual provider Pediatrics Physician · NPI 1285890939

Dr. Katelyn Elizabeth Johnson-Clark, DO is a Pediatrics Physician in Ellicottville, New York. Practices as a sole proprietor and works from 2 locations. Licensed in New York.

Licensed in
NY
In the registry since
2008
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

5 Park Sq
Ellicottville, NY 14731-7014
Phone: (716) 257-4397
Fax: (681) 230-8216
Show map & directions

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

Additional practice locations (1)

  • 5 Park Sq, Ellicottville, NY 14731-7014 — (716) 257-4397

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 261977 (NY)

Record details

NPI number1285890939
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorYes
NPI enumeratedAugust 1, 2008
Last updated in NPPESSeptember 3, 2025
Certification dateSeptember 3, 2025

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