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

David Howerin, PSYD

Individual provider Psychologist · NPI 1861901241

David Howerin, PSYD is a Psychologist in Bethesda, Maryland. Practices as a sole proprietor and works from 3 locations. Registered with an NPI since 2017.

In the registry since
2017
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

8901 Rockville Pike
Bethesda, MD 20889-3208
Phone: (301) 319-5651
Show map & directions

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

Additional practice locations (2)

  • 6000 Macarthur Blvd, Bethesda, MD 20816-3208 — (301) 319-5651
  • 620 John Paul Jones Circle, Portsmouth, VA 23708 — (757) 953-3058

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X

Record details

NPI number1861901241
Entity typeIndividual (Type 1)
GenderMale
Credentials PSYD
Sole proprietorYes
NPI enumeratedSeptember 28, 2017
Last updated in NPPESJuly 23, 2024
Certification dateJuly 23, 2024

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