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

Dr. William G. Johnston Jr., MD

Individual provider Urology Physician · NPI 1568449320

Dr. William G. Johnston Jr., MD is an Urology Physician in Hyannis, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2005.

Licensed in
MA
In the registry since
2005
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

110 Main St
Hyannis, MA 02601-3127
Phone: (508) 771-9550
Fax: (508) 790-9304
Show map & directions

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

Specialties & licences

Urology Physician (primary) Taxonomy 208800000X · Licence 38955 (MA)

Record details

NPI number1568449320
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 22, 2005
Last updated in NPPESNovember 2, 2010

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