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

Charles B Mark, PSYD

Individual provider Clinical Psychologist · NPI 1689767600

Charles B Mark, PSYD is a Clinical Psychologist in Oldwick, New Jersey. Qualified in 1980, 46 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in New Jersey and Pennsylvania.

Years since qualifying
46
Licensed in
NJ, PA
In the registry since
2006
Specialties on file
2
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

See every abbreviation used in this directory →

Practice location Address checks out

48 Old Turnpike Rd
Oldwick, NJ 08858
Phone: (908) 439-3456
Fax: (908) 439-2343
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 1712 (NJ)
Clinical Psychologist Taxonomy 103TC0700X · Licence PS-004600-L (PA)

Record details

NPI number1689767600
Entity typeIndividual (Type 1)
GenderMale
Credentials PSYD
Sole proprietorYes
NPI enumeratedOctober 2, 2006
Last updated in NPPESJuly 8, 2007
Mailing addressPo Box 242, Oldwick, NJ 08858-0242

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1980 (46 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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