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

Individual provider Ophthalmology Physician · NPI 1780654392

Mark W Balles, MD is an Ophthalmology Physician in Portland, Maine. Practices as a sole proprietor. Licensed in Maine.

Licensed in
ME
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

195 Fore River Pkwy Ste 480
Portland, ME 04102-2787
Phone: (207) 773-3937
Fax: (207) 773-0801
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Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence 014047 (ME)

Record details

NPI number1780654392
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 25, 2006
Last updated in NPPESJanuary 7, 2010
Mailing address195 Fore River Pkwy Ste 480, Portland, ME 04102-2787

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