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

William S Holt, MD

Individual provider Ophthalmology Physician · NPI 1710914163

William S Holt, MD is an Ophthalmology Physician in Portland, Maine. Licensed in Maine. Registered with an NPI since 2006.

Licensed in
ME
In the registry since
2006
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

53 Sewall St
Portland, ME 04102-2625
Phone: (207) 828-2020
Fax: (207) 773-7034
Show map & directions

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

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence 007905 (ME)

Record details

NPI number1710914163
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 28, 2006
Last updated in NPPESDecember 28, 2009
Mailing address53 Sewall St, Portland, ME 04102-2625

Other providers in Portland