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

Individual provider Clinical Psychologist · NPI 1245674431

Juliet F Lamonaca, PSYD is a Clinical Psychologist in Billings, Montana. Qualified in 2010, 16 years ago. Practices as a sole proprietor, works from 2 locations and accepts Medicare assignment. Licensed in Montana and Oregon.

Years since qualifying
16
Licensed in
MT, OR
In the registry since
2013
Specialties on file
2
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

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Practice location Address checks out

944 Avenue B
Billings, MT 59102-3346
Phone: (406) 696-7266
Fax: (844) 810-1486
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 4730 S Macadam Ave Ste 201, Portland, OR 97239-6417 — (503) 278-5665

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 2206 (MT)
Clinical Psychologist Taxonomy 103TC0700X · Licence 2342 (OR)

Record details

NPI number1245674431
Entity typeIndividual (Type 1)
GenderFemale
Credentials PSYD
Sole proprietorYes
NPI enumeratedApril 18, 2013
Last updated in NPPESJune 12, 2026
Certification dateJune 12, 2026

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 2010 (16 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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