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

Dr. Patrick William Mason, MD

Individual provider Pediatric Endocrinology Physician · NPI 1144335308

Dr. Patrick William Mason, MD is a Pediatric Endocrinology Physician in Fairfax, Virginia. Licensed in Virginia. Registered with an NPI since 2006.

Licensed in
VA
In the registry since
2006
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

3020 Hamaker Ct Ste 502
Fairfax, VA 22031-2238
Phone: (703) 849-8440
Fax: (703) 849-0032
Show map & directions

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

Specialties & licences

Pediatric Endocrinology Physician (primary) Taxonomy 2080P0205X · Licence 0101230973 (VA)

Record details

NPI number1144335308
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 20, 2006
Last updated in NPPESJuly 8, 2007
Mailing address3020 Hamaker Ct, Suite 502, Fairfax, VA 22031-2238

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