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

Dr. Mary A Williamson, PHD

Individual provider Clinical Laboratory Director (Non-physician) · NPI 1225402894

Dr. Mary A Williamson, PHD is a Clinical Laboratory Director (Non-physician) in Rochester, New York. Licensed in New York. Registered with an NPI since 2015.

Licensed in
NY
In the registry since
2015
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

160 Elmgrove Park
Rochester, NY 14624-1359
Phone: (585) 429-2226
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Laboratory Director (Non-physician) (primary) Taxonomy 247ZC0005X · Licence WILLM7 (NY)

Record details

NPI number1225402894
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorNo
NPI enumeratedNovember 19, 2015
Last updated in NPPESNovember 19, 2015
Mailing address335 Stone Fence Rd, Rochester, NY 14626-3186

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