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

Roger A Greenwald, MD

Individual provider Ophthalmology Physician · NPI 1124223482

Roger A Greenwald, MD is an Ophthalmology Physician in Danville, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
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

909 San Ramon Valley Blvd #114
Danville, CA 94526-4038
Phone: (925) 837-6428
Fax: (925) 837-1403
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence C335960 (CA)

Record details

NPI number1124223482
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 18, 2007
Last updated in NPPESJuly 8, 2007
Mailing address909 San Ramon Valley Blvd, 114, Danville, CA 94526-4038

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