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

Cassandra Lynn Lyles, PMHNP

Individual provider Nurse Practitioner · NPI 1972324259

Cassandra Lynn Lyles, PMHNP is a Nurse Practitioner in Madison, Wisconsin. Qualified in 2024, 2 years ago. Practices with Cornerstone Counseling Services Inc, a 328-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Wisconsin.

Years since qualifying
2
Licensed in
WI
In the registry since
2024
Specialties on file
2
What do these letters mean?
PMHNP — Psychiatric-Mental Health Nurse Practitioner
A nurse practitioner specialising in mental health, able to prescribe psychiatric medication.

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Practice location Address checks out

122 W Washington Ave Ste 630
Madison, WI 53703-2758
Phone: (262) 999-3495
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1333 College Ave, South Milwaukee, WI 53172-1150 — (414) 380-3231

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence 15716 (WI)
Nurse Practitioner Taxonomy 363L00000X · Licence 15716 (WI)

Record details

NPI number1972324259
Entity typeIndividual (Type 1)
GenderFemale
Credentials PMHNP
Sole proprietorNo
NPI enumeratedOctober 21, 2024
Last updated in NPPESMay 22, 2026
Certification dateMay 22, 2026

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2024 (2 years in practice)
Group practice Cornerstone Counseling Services Inc — 328 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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