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

Mariellen Patricia Antman, APN-CNP

Individual provider Registered Nurse · NPI 1235271941

Mariellen Patricia Antman, APN-CNP is a Nurse Practitioner in Lake Forest, Illinois. Qualified in 2003, 23 years ago. Practices with Northwestern Medical Faculty Foundation, a 4,394-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
23
Licensed in
IL
In the registry since
2007
Specialties on file
3

Practice location Address checks out

800 N Westmoreland Rd Ste 205
Lake Forest, IL 60045-1673
Phone: (847) 735-8550
Fax: (847) 535-8590
Show map & directions

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

Specialties & licences

Adult Health Nurse Practitioner (primary) Taxonomy 363LA2200X · Licence 209.005116 (IL)
Registered Nurse Taxonomy 163W00000X · Licence 041202000 (IL)
Nurse Practitioner Taxonomy 363L00000X · Licence 209005116 (IL)

Record details

NPI number1235271941
Entity typeIndividual (Type 1)
GenderFemale
Credentials APN-CNP
Sole proprietorNo
NPI enumeratedFebruary 12, 2007
Last updated in NPPESOctober 13, 2016

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2003 (23 years in practice)
Group practice Northwestern Medical Faculty Foundation — 4394 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations10 on file with Medicare

Other providers in Lake Forest