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

Gregory Paul Ullstrom, LPC

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1710626239

Gregory Paul Ullstrom, LPC is a Mental Health Counselor in Madison, Wisconsin. Qualified in 2022, 4 years ago. Practices with Cornerstone Counseling Services Inc, a 328-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in Wisconsin.

Years since qualifying
4
Licensed in
WI
In the registry since
2022
Specialties on file
3
What do these letters mean?
LPC — Licensed Professional Counselor
A licensed mental health counsellor.

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Practice location Address checks out

122 W Washington Ave
Madison, WI 53703-2718
Phone: (262) 999-3495
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 933 Rockefeller Ln, Madison, WI 53704-7860 — (608) 520-3817
  • 1015 Gammon Ln, Madison, WI 53719-2210 — (608) 417-8144

Specialties & licences

Professional Counselor (primary) Taxonomy 101YP2500X · Licence 11073-125 (WI)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X · Licence 19509-130 (WI)
Professional Counselor Taxonomy 101YP2500X · Licence 7001-226 (WI)

Record details

NPI number1710626239
Entity typeIndividual (Type 1)
GenderMale
Credentials LPC
Sole proprietorNo
NPI enumeratedJune 2, 2022
Last updated in NPPESAugust 12, 2025
Certification dateAugust 12, 2025

Medicare enrollment

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

Medicare specialtyMENTAL HEALTH COUNSELOR
Medical schoolOTHER
Graduated 2022 (4 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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