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

Dr. Mark Wellisch, MD

Individual provider Orthopaedic Surgery Physician · NPI 1982685996

Dr. Mark Wellisch, MD is an Orthopaedic Surgery Physician in Encino, California. Licensed in California. Registered with an NPI since 2005.

Licensed in
CA
In the registry since
2005
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

16311 Ventura Blvd Ste 800
Encino, CA 91436-2124
Phone: (818) 788-7343
Fax: (818) 788-9453
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Specialties & licences

Sports Medicine (Orthopaedic Surgery) Physician (primary) Taxonomy 207XX0005X · Licence A23373 (CA)
Orthopaedic Surgery Physician Taxonomy 207X00000X · Licence A23373 (CA)
Pediatric Sports Medicine Physician Taxonomy 2080S0010X · Licence A23373 (CA)

Record details

NPI number1982685996
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 7, 2005
Last updated in NPPESJuly 13, 2026
Mailing address16311 Ventura Blvd, Suite 800, Encino, CA 91436-2124

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