1. Home
  2. Directory
  3. Illinois
  4. Waukegan
  5. Counselor
  6. NPI Profile
Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

SYLVIA HOLTERMAN
NPI 1619888989
Counselor - Mental Health in Waukegan, IL

Active since September 15, 2026
3002 GRAND AVE, WAUKEGAN, IL 60085(847) 377-8088 Get Directions Write a Review

NPPES record added: September 15, 2026. Verified against the NPPES registry weekly; last sync: September 20, 2026.

About Sylvia Holterman NPPES

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

SYLVIA HOLTERMAN (NPI 1619888989) is an individual mental health provider in Waukegan, Illinois and active in the NPI registry since September 2026.

NPPES Registry Identity

NPI1619888989
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameSYLVIA HOLTERMAN
Location Address3002 GRAND AVEWaukegan, IL 60085-2321
Mailing Address3002 Grand AveWaukegan, IL 60085-2321 · (847) 377-8088
Phone(847) 377-8088
Sole ProprietorYes
Enumeration DateSeptember 15, 2026
NPPES CertifiedSeptember 15, 2026
✔ NPI 1619888989 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
3002 GRAND AVE, Waukegan, IL 60085
Open in Google Maps ↗

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.

ATHENA RATILLA
Counselor (Addiction (Substance Use Disorder))
3002 GRAND AVE
WAUKEGAN, IL 60085
Lake County (847) 377-8200
OLIVER JADEN SANCHEZ MHP, EMT
Counselor
3002 GRAND AVE
WAUKEGAN, IL 60085
Lake County (847) 377-8000
JONI GEER SELL
Registered Nurse
3002 GRAND AVE
WAUKEGAN, IL 60085
Lake County (847) 377-8200
SUNITA GROVER
Registered Nurse
3002 GRAND AVE
WAUKEGAN, IL 60085
Lake County (847) 377-8200
KATHERINE BERGSTROM MHP
Counselor (Mental Health)
3002 GRAND AVE
WAUKEGAN, IL 60085
Lake County (847) 377-8088
MICHAEL SWEENEY
Counselor (Addiction (Substance Use Disorder))
3002 GRAND AVE
WAUKEGAN, IL 60085
Lake County (847) 377-8200
ANGIE STEFANI
Counselor (Mental Health)
3002 GRAND AVE
WAUKEGAN, IL 60085
Lake County (847) 377-8246
MARIAM SALEH
Counselor (Mental Health)
3002 GRAND AVE
WAUKEGAN, IL 60085
Lake County (224) 237-7164

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 Sylvia Holterman's NPI number?

The NPI number for Sylvia Holterman is 1619888989. It was assigned to this individual provider in the NPPES registry on September 15, 2026.

Where is Sylvia Holterman located?

Sylvia Holterman practices at 3002 Grand Ave, Waukegan, IL 60085. The listed phone number is (847) 377-8088.

What is Sylvia Holterman's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for Sylvia Holterman was last updated on September 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.