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

Jessica Harnish, NP

Individual provider Family Nurse Practitioner · NPI 1427453539

Jessica Harnish, NP is a Nurse Practitioner in Naperville, Illinois. Qualified in 2014, 12 years ago. Practices with Suburban Gastroenterology Ltd, a 22-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
12
Licensed in
IL
In the registry since
2014
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

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Practice location Address checks out

1243 Rickert Dr
Naperville, IL 60540-0954
Phone: (630) 527-6450
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 209.011898 (IL)

Record details

NPI number1427453539
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorYes
NPI enumeratedOctober 31, 2014
Last updated in NPPESOctober 13, 2023
Certification dateOctober 13, 2023

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Suburban Gastroenterology Ltd — 22 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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