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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.

THAMIR RIAD KHADER M.D
NPI 1700428000
Psychiatry & Neurology - Psychiatry in Saint Charles, IL

Active since October 08, 2019PECOS EnrolledAccepts Medicare Assignment
2325 DEAN ST STE 500E, SAINT CHARLES, IL 60175(708) 719-6345 Get Directions Write a Review

NPPES record last updated: September 3, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 3, 2026, Nov 13, 2023, Oct 8, 2019 (3 updates tracked since 2019).

About Thamir Riad Khader M.d NPPES

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

THAMIR RIAD KHADER M.D (NPI 1700428000) is an individual psychiatry provider in Saint Charles, Illinois, licensed in Illinois (036.175714) and active in the NPI registry since October 2019. He is enrolled in Medicare PECOS, is affiliated with Cgh Medical Center, and maintains a secondary practice location in West Allis.

NPPES Registry Identity

NPI1700428000
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameTHAMIR RIAD KHADERCredential: M.D
Location Address2325 DEAN ST STE 500ESaint Charles, IL 60175-4810
Mailing Address2325 Dean St Ste 500eSaint Charles, IL 60175-4833 · (708) 719-6345 · Fax (856) 329-7327
Phone(708) 719-6345
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateOctober 8, 2019
Last NPPES UpdateSeptember 3, 20263 updates tracked since enumeration
NPPES CertifiedSeptember 3, 2026
✔ NPI 1700428000 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Licenses✔ Licensed in IL · 036.175714✔ Licensed in WI · 88058-20
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
2325 DEAN ST STE 500E, Saint Charles, IL 60175
Open in Google Maps ↗

Secondary Practice Location 1

Location 11706 S 68th StWest Allis, WI 53214-4949 · Phone (414) 667-4800

Accepted Insurance

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

Thamir Riad Khader M.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 ID1052642469
PECOS Enrollment IDI20250929000726
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 Reassignments

2

Medicare enrollment records show Thamir Khader reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Cater Psychiatry PLLC
Same address
Psychiatry
2325 DEAN ST STE 500-E
Saint Charles, IL 60175
  • Reassigned Medicare billing, Illinois enrollment
NPI 1134083215 (708) 719-6345
Cgh Medical Center
70 mi
Family Medicine
101 E MILLER RD
Sterling, IL 61081
  • Reassigned Medicare billing, Illinois enrollment
  • 356 clinicians in this Medicare group
NPI 1548540636 (815) 625-4790

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

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Cgh Medical Center

Acute Care Hospitals · Sterling, IL
2/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number140043
Location100 East Lefevre RoadSterling, IL 61081 · Whiteside County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60175 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$181.38 typical visit price
range $59.81 – $181.38
Typical copayment $45.34 (range $14.95 – $45.34)
Most-billed visit code 99205
Established Patient
$74.38 typical visit price
range $19.15 – $147.12
Typical copayment $18.59 (range $4.78 – $36.78)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Thamir Khader's NPI number?

The NPI number for Thamir Khader is 1700428000. It was assigned to this individual provider in the NPPES registry on October 8, 2019.

Where is Thamir Khader located?

Thamir Khader practices at 2325 Dean St Ste 500E, Saint Charles, IL 60175. The listed phone number is (708) 719-6345.

What is Thamir Khader's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Thamir Khader enrolled in Medicare?

Yes. Thamir Khader 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 organizations bill Medicare for Thamir Khader's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Thamir Khader reassigns Medicare benefits to 2 organizations: Cater Psychiatry PLLC (Saint Charles, IL) and Cgh Medical Center (Sterling, IL). Each 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 Thamir Khader's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Thamir Khader accept?

Health plans from Oscar Health list Thamir Khader 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.

Is Thamir Khader affiliated with any hospitals?

According to CMS data, Thamir Khader is affiliated with Cgh Medical Center.

When was this NPI record last updated?

The NPPES record for Thamir Khader was last updated on September 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 55 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.