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

Mr. Mark Napack

Individual provider Mental Health Counselor · NPI 1942435003

Mr. Mark Napack is a Mental Health Counselor in Rockville, Maryland. Practices as a sole proprietor. Licensed in Maryland.

Licensed in
MD
In the registry since
2009

Practice location Address checks out

6810 Montrose Rd
Rockville, MD 20852-4210
Phone: (301) 869-8428
Show map & directions

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

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence LC3076 (MD)

Record details

NPI number1942435003
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedMay 19, 2009
Last updated in NPPESMarch 2, 2010

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