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

Hayley R Demario, NP

Individual provider Family Nurse Practitioner · NPI 1538834510

Hayley R Demario, NP is a Nurse Practitioner in St Francis, Wisconsin. Qualified in 2021, 5 years ago. Practices with Advocate Health and Hospitals Corporation, a 3,079-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in Illinois and Wisconsin.

Years since qualifying
5
Licensed in
IL, WI
In the registry since
2021
Specialties on file
2
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

See every abbreviation used in this directory →

Practice location Address checks out

2000 E Layton Ave
St Francis, WI 53235-6053
Phone: (414) 744-6589
Fax: (414) 294-4516
Show map & directions

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

Additional practice locations (2)

  • 9555 S 52nd Ave, Oak Lawn, IL 60453-3054 — (708) 634-0950
  • 9200 W Loomis Rd, Franklin, WI 53132-8887 — (414) 529-9200

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 11183 (WI)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence 209-028180 (IL)

Record details

NPI number1538834510
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedAugust 12, 2021
Last updated in NPPESNovember 7, 2023
Certification dateNovember 7, 2023

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Advocate Health And Hospitals Corporation — 3079 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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