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

Stefan Viktor Klek, MD

Individual provider Family Medicine Physician · NPI 1235985110

Stefan Viktor Klek, MD is a Family Medicine Physician in Washington, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2024.

Licensed in
PA
In the registry since
2024
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

95 Leonard Ave Bldg 22ND
Washington, PA 15301-3368
Phone: (724) 223-3100
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence MT230818 (PA)

Record details

NPI number1235985110
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 30, 2024
Last updated in NPPESApril 30, 2024
Certification dateApril 30, 2024
Mailing address95 Leonard Ave Bldg 22nd, Washington, PA 15301-3368

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