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

Dr. Jessica Ellen Hammann, PHD

Individual provider Clinical Psychologist · NPI 1013083021

Dr. Jessica Ellen Hammann, PHD is a Clinical Psychologist in Weston, Massachusetts. Qualified in 1974, 52 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
52
Licensed in
MA
In the registry since
2006
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

126 Pine St
Weston, MA 02493-1161
Phone: (781) 899-6481
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 916 PSY HEALTH SERVI (MA)

Record details

NPI number1013083021
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedNovember 28, 2006
Last updated in NPPESAugust 9, 2010
Mailing address126 Pine St, Weston, MA 02493-1161

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1974 (52 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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