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

Mr. Mark Theodore Olesnicky II, MD

Individual provider Internal Medicine Physician · NPI 1770503617

Mr. Mark Theodore Olesnicky II, MD is an Internal Medicine Physician in Florham Park, New Jersey. Practices as a sole proprietor. Licensed in New Jersey.

Licensed in
NJ
In the registry since
2006
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

135 Columbia Trnpk Ste 203
Florham Park, NJ 07932
Phone: (973) 822-3693
Fax: (973) 822-3321
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 27783 (NJ)

Record details

NPI number1770503617
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 21, 2006
Last updated in NPPESMay 26, 2010

Other providers in Florham Park