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

Mr. Karl Radley Katterjohn, PA

Individual provider Medical Physician Assistant · NPI 1851340186

Mr. Karl Radley Katterjohn, PA is a Medical Physician Assistant in Silver Spring, Maryland. Licensed in Maryland. Registered with an NPI since 2006.

Licensed in
MD
In the registry since
2006
What do these letters mean?
PA — Physician Assistant
A licensed clinician who examines, diagnoses and treats under a physician's supervision.

See every abbreviation used in this directory →

Practice location Address checks out

9039 Sligo Creek Pkwy Apt 1401
Silver Spring, MD 20901-3301
Phone: (301) 792-4484
Show map & directions

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

Specialties & licences

Medical Physician Assistant (primary) Taxonomy 363AM0700X · Licence C0000435 (MD)

Record details

NPI number1851340186
Entity typeIndividual (Type 1)
GenderMale
Credentials PA
Sole proprietorNo
NPI enumeratedMay 5, 2006
Last updated in NPPESJuly 13, 2026

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