Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

JENNIFER DOWNS SANDACK LCPC
NPI 1225320195
Counselor - Professional in Naperville, IL

Active since May 10, 2011PECOS Enrolled
1335 N MILL ST, NAPERVILLE, IL 60563(630) 646-8000(630) 646-8007 Get Directions Write a Review

NPPES record last updated: July 16, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 16, 2026, Mar 6, 2024, May 6, 2021 and 2 more (5 updates tracked since 2017).

About Jennifer Downs Sandack Lcpc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JENNIFER DOWNS SANDACK LCPC (NPI 1225320195) is an individual professional provider in Naperville, Illinois, licensed in Illinois (180005032) and active in the NPI registry since May 2011. She is enrolled in Medicare PECOS and is a graduate of Other (2000).

NPPES Registry Identity

NPI1225320195
Entity TypeIndividualFemale
Primary Taxonomy101YP2500X
Provider Legal NameJENNIFER DOWNS SANDACKCredential: LCPC
Location Address1335 N MILL STNaperville, IL 60563-2261
Mailing Address2650 Ridge Ave # 1223Evanston, IL 60201-1700 · (847) 982-3175 · Fax (847) 982-3394
Fax(630) 646-8007
Sole ProprietorNo
Medical School CMSOtherGraduated 2000
Enumeration DateMay 10, 2011
Last NPPES UpdateJuly 16, 20265 updates tracked since enumeration
NPPES CertifiedJuly 16, 2026
NPI 1225320195 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyCounselor · ProfessionalBehavioral Health & Social Service Providers
Taxonomy Code101YP2500X
License Licensed in IL · 180005032
1335 N MILL ST, Naperville, IL 60563

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Jennifer Downs Sandack Lcpc is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6901248103
PECOS Enrollment IDI20240520001836
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Counselor (Professional)
1335 N MILL ST
NAPERVILLE, IL 60563
Nurse Practitioner
1335 N MILL ST
NAPERVILLE, IL 60563
Psychiatry & Neurology (Child & Adolescent Psychiatry)
1335 N MILL ST, STE 100
NAPERVILLE, IL 60563
Nurse Practitioner (Psychiatric/Mental Health)
1335 N MILL ST
NAPERVILLE, IL 60563
Nurse Practitioner (Psychiatric/Mental Health)
1335 N MILL ST
NAPERVILLE, IL 60563
Counselor (Professional)
1335 N MILL ST
NAPERVILLE, IL 60563
Counselor (Professional)
1335 N MILL ST
NAPERVILLE, IL 60563
Physician Assistant
1335 N MILL ST
NAPERVILLE, IL 60563

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Jennifer Downs Sandack's NPI number?

The NPI number for Jennifer Downs Sandack is 1225320195. It was assigned to this individual provider in the NPPES registry on May 10, 2011.

Where is Jennifer Downs Sandack located?

Jennifer Downs Sandack practices at 1335 N Mill St, Naperville, IL 60563. The listed phone number is (630) 646-8000.

What is Jennifer Downs Sandack's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

Is Jennifer Downs Sandack enrolled in Medicare?

Yes. Jennifer Downs Sandack is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Jennifer Downs Sandack accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Home State Health list Jennifer Downs Sandack as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Jennifer Downs Sandack was last updated on July 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 24 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.