Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

MS. Jillian Marie O'Toole, MS, CGC

Individual provider Genetic Counselor (M.S.) · NPI 1962361527

MS. Jillian Marie O'Toole, MS, CGC is registered under Genetic Counselor (M.S.) in Brookline, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2026.

Licensed in
MA
In the registry since
2026
What do these letters mean?
MS — Master of Science
A graduate science degree.

See every abbreviation used in this directory →

Practice location Address checks out

2 Brookline Pl
Brookline, MA 02445-7230
Phone: (617) 355-3645
Fax: (617) 730-0340
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 GC10220 (MA)

Record details

NPI number1962361527
Entity typeIndividual (Type 1)
GenderFemale
Credentials MS , CGC
Sole proprietorNo
NPI enumeratedJanuary 20, 2026
Last updated in NPPESJanuary 20, 2026
Certification dateJanuary 20, 2026

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