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

DR. OKSOON CHO PH.D
NPI 1285119792
Counselor - Mental Health in Glenview, IL

Active since October 01, 2018PECOS EnrolledAccepts Medicare Assignment
1247 MILWAUKEE AVE STE 206, GLENVIEW, IL 60025(847) 813-9079(847) 813-6118 Get Directions Write a Review

NPPES record last updated: September 29, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 29, 2026, Oct 1, 2018 (2 updates tracked since 2018).

About Dr. Oksoon Cho Ph.d NPPES

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

DR. OKSOON CHO PH.D (NPI 1285119792) is an individual mental health provider in Glenview, Illinois and active in the NPI registry since October 2018. She is enrolled in Medicare PECOS and is a graduate of Other (2018).

NPPES Registry Identity

NPI1285119792
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameDR. OKSOON CHOCredential: PH.D
Location Address1247 MILWAUKEE AVE STE 206Glenview, IL 60025-2464
Mailing Address1247 Milwaukee Ave Ste 206Glenview, IL 60025-2464 · (847) 813-9079 · Fax (847) 813-6118
Phone(847) 813-9079
Fax(847) 813-6118
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateOctober 1, 2018
Last NPPES UpdateSeptember 29, 20262 updates tracked since enumeration
✔ NPI 1285119792 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
1247 MILWAUKEE AVE STE 206, Glenview, IL 60025
Open in Google Maps ↗

Other Names 1

Former Name (1)Dr. Oksoon Lee Ph.d

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Oksoon Cho Ph.d 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 ID2466996731
PECOS Enrollment IDI20240627001289
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.

Medicare Billing Reassignment

Medicare enrollment records show Oksoon Cho reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Chicago Mental Health Institute LLC
4.1 mi
Mental Health
3330 DUNDEE RD
Northbrook, IL 60062
  • Reassigned Medicare billing, Illinois enrollment
  • 3 clinicians in this Medicare group
NPI 1063070746 (847) 813-9079

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Oksoon Cho's NPI number?

The NPI number for Oksoon Cho is 1285119792. It was assigned to this individual provider in the NPPES registry on October 1, 2018. The provider is also known as Dr. Oksoon Lee Ph.D.

Where is Oksoon Cho located?

Oksoon Cho practices at 1247 Milwaukee Ave Ste 206, Glenview, IL 60025. The listed phone number is (847) 813-9079.

What is Oksoon Cho's specialty?

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

Is Oksoon Cho enrolled in Medicare?

Yes. Oksoon Cho 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.

Which organization bills Medicare for Oksoon Cho's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Oksoon Cho reassigns Medicare benefits to Chicago Mental Health Institute LLC (Northbrook, IL). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Oksoon Cho's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Oksoon Cho accept?

Health plans from Oscar Health and UnitedHealthcare list Oksoon Cho 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 Oksoon Cho was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 26 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.