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DR. ALEXANDER MUELLER TIMCHAK M.D.
NPI 1174752000
Psychiatry & Neurology - Psychiatry in Northbrook, IL

Active since July 13, 2009Opted out of Medicare · through Jul 31, 2028
60 REVERE DR STE 100, NORTHBROOK, IL 60062(122) 430-6187 Get Directions Write a Review

NPPES record last updated: January 2, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Alexander Mueller Timchak M.d. NPPES

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

DR. ALEXANDER MUELLER TIMCHAK M.D. (NPI 1174752000) is an individual psychiatry provider in Northbrook, Illinois, licensed in Illinois (125056153) and active in the NPI registry since July 2009. He has opted out of Medicare through July 31, 2028 and remains eligible to order and refer.

NPPES Registry Identity

NPI1174752000
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. ALEXANDER MUELLER TIMCHAKCredential: M.D.
Location Address60 REVERE DR STE 100Northbrook, IL 60062-1590
Mailing Address60 Revere Dr Ste 100Northbrook, IL 60062-1590 · (224) 306-1879 · Fax (224) 306-1878
Phone(122) 430-6187
Sole ProprietorNo
Enumeration DateJuly 13, 2009
Last NPPES UpdateJanuary 2, 2024
NPPES CertifiedJanuary 2, 2024
✔ NPI 1174752000 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in IL · 125056153
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.
Also ListedPsychiatry & Neurology · Child & Adolescent PsychiatryTaxonomy 2084P0804X · License 036.129063 (IL)
60 REVERE DR STE 100, Northbrook, IL 60062
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Alexander Mueller Timchak M.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from July 31, 2014 through July 31, 2028.

Opt-Out Effective DateJuly 31, 2014
Opt-Out In Effect ThroughJuly 31, 2028Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60062 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
$183.39 typical visit price
range $60.08 – $183.39
Typical copayment $45.84 (range $15.02 – $45.84)
Most-billed visit code 99205
Established Patient
$74.80 typical visit price
range $18.97 – $148.12
Typical copayment $18.70 (range $4.74 – $37.03)
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.

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.

DR. CALVIN F KLINT MD
Psychiatry & Neurology (Neurology)
60 REVERE DR STE 100
NORTHBROOK, IL 60062
Cook County (224) 306-1879
JAMES M DRAKE LCPC
Counselor (Professional)
60 REVERE DR STE 100
NORTHBROOK, IL 60062
Cook County (224) 306-1879
EMILY E IGLAR LCSW
Social Worker (Clinical)
60 REVERE DR STE 100
NORTHBROOK, IL 60062
Cook County (224) 306-1879
AMANDA R BERENGUEL SMOLKA LSW
Social Worker
60 REVERE DR STE 100
NORTHBROOK, IL 60062
Cook County (224) 306-1879
ROBERT SPENCER PFEIL LCPC
Counselor (Professional)
60 REVERE DR STE 100
NORTHBROOK, IL 60062
Cook County (224) 306-1879
VIJAY VIVEK KHILANANI-MD-LLC
Psychiatry & Neurology (Psychiatry)
60 REVERE DR STE 100
NORTHBROOK, IL 60062
Cook County (734) 945-8554
DOROTHY KOZAKOWSKI, APRN, LLC
Nurse Practitioner (Psychiatric/Mental Health)
60 REVERE DR STE 100
NORTHBROOK, IL 60062
Cook County (224) 306-1879
IYAD ALKHOURI MD LLC
Psychiatry & Neurology (Child & Adolescent Psychiatry)
60 REVERE DR STE 100
NORTHBROOK, IL 60062
Cook County (773) 266-6681

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 Alexander Timchak's NPI number?

The NPI number for Alexander Timchak is 1174752000. It was assigned to this individual provider in the NPPES registry on July 13, 2009.

Where is Alexander Timchak located?

Alexander Timchak practices at 60 Revere Dr Ste 100, Northbrook, IL 60062. The listed phone number is (122) 430-6187.

What is Alexander Timchak's specialty?

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

Is Alexander Timchak enrolled in Medicare?

No. Alexander Timchak has opted out of Medicare through July 31, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Alexander Timchak was last updated on January 2, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.