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

Mrs. Jaclyn Marie Dolan Nieves, LMHC, CASAC

Individual provider Mental Health Counselor · NPI 1659992824

Mrs. Jaclyn Marie Dolan Nieves, LMHC, CASAC is a Mental Health Counselor in Mohegan Lake, New York. Graduated from Mercy College in 2018, 8 years ago. Practices with Big Leap Medical Group PA, a 23-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in New York.

Years since qualifying
8
Trained at
Mercy College
Licensed in
NY
In the registry since
2020
Specialties on file
2
What do these letters mean?
LMHC — Licensed Mental Health Counselor
A licensed mental health counsellor; the title used in Florida, New York and Washington among others.

See every abbreviation used in this directory →

Practice location Address checks out

1713 Lawrence Rd
Mohegan Lake, NY 10547-1617
Phone: (914) 438-5121
Show map & directions

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

Additional practice locations (1)

  • 317 S Broadway, Yonkers, NY 10705-2008 — (914) 064-0905

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence 010790 (NY)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X · Licence 34281 (NY)

Record details

NPI number1659992824
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMHC , CASAC
Sole proprietorYes
NPI enumeratedApril 29, 2020
Last updated in NPPESJanuary 29, 2025
Certification dateJanuary 29, 2025

Medicare enrollment

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

Medicare specialtyMENTAL HEALTH COUNSELOR
Medical schoolMERCY COLLEGE
Graduated 2018 (8 years in practice)
Group practice Big Leap Medical Group Pa — 23 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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