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

Mary Nahorniak

Individual provider Genetic Counselor (M.S.) · NPI 1134992456

Mary Nahorniak is a Genetic Counselor (M.S.) in Boston, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2023.

Licensed in
MA
In the registry since
2023

Practice location Address checks out

800 Washington St # 358
Boston, MA 02111-1552
Phone: (617) 636-5454
Show map & directions

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

Specialties & licences

Genetic Counselor (M.S.) (primary) Taxonomy 170300000X · Licence PGC10002 (MA)

Record details

NPI number1134992456
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedOctober 31, 2023
Last updated in NPPESNovember 9, 2023
Certification dateNovember 9, 2023

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