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

Anna Kastanas, APN

Individual provider Nurse Practitioner · NPI 1609310259

Anna Kastanas, APN is a Nurse Practitioner in Crystal Lake, Illinois. Qualified in 2016, 10 years ago. Practices with Chestnut Health of Illinois LLC, a 38-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
10
Licensed in
IL
In the registry since
2016
What do these letters mean?
APN — Advanced Practice Nurse
The umbrella title some states use for nurse practitioners and other advanced practice nurses.

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Practice location Address checks out

1 S Virginia St
Crystal Lake, IL 60014-5828
Phone: (815) 356-9371
Fax: (815) 356-9428
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 209015271 (IL)

Record details

NPI number1609310259
Entity typeIndividual (Type 1)
GenderFemale
Credentials APN
Sole proprietorNo
NPI enumeratedDecember 15, 2016
Last updated in NPPESDecember 15, 2016
Mailing address1 S Virginia St, Crystal Lake, IL 60014-5828

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2016 (10 years in practice)
Group practice Chestnut Health Of Illinois Llc — 38 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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