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

Dr. John Hayes, DNP

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1841167699

Dr. John Hayes, DNP is a Psychiatric/Mental Health Nurse Practitioner in Chicago, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2025
What do these letters mean?
DNP — Doctor of Nursing Practice
The highest clinical degree in nursing.

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Practice location Address checks out

1127 N Oakley Blvd # 5A
Chicago, IL 60622-3507
Phone: (312) 401-2395
Show map & directions

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

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence 209033582 (IL)

Record details

NPI number1841167699
Entity typeIndividual (Type 1)
GenderMale
Credentials DNP
Sole proprietorYes
NPI enumeratedOctober 17, 2025
Last updated in NPPESMay 26, 2026
Certification dateMay 26, 2026

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