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DR. DIANA J SEMMELHACK PSY.D.
NPI 1316033392
Psychologist - Clinical in Evanston, IL

Active since October 05, 2006PECOS Enrolled
1919 LINCOLN ST, EVANSTON, IL 60201(847) 491-0165(847) 492-9463 Get Directions Write a Review

NPPES record last updated: April 28, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Diana J Semmelhack Psy.d. NPPES

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

DR. DIANA J SEMMELHACK PSY.D. (NPI 1316033392) is an individual clinical provider in Evanston, Illinois, licensed in Illinois (071-006302) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1316033392
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameDR. DIANA J SEMMELHACKCredential: PSY.D.
Location Address1919 LINCOLN STEvanston, IL 60201-2230
Mailing Address1919 Lincoln StEvanston, IL 60201-2230 · (847) 491-0165 · Fax (847) 492-9463
Phone(847) 491-0165
Fax(847) 492-9463
Sole ProprietorYes
Enumeration DateOctober 5, 2006
Last NPPES UpdateApril 28, 2025
NPPES CertifiedApril 28, 2025
✔ NPI 1316033392 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in IL · 071-006302
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
1919 LINCOLN ST, Evanston, IL 60201
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Diana J Semmelhack Psy.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60201 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
$105.70 typical visit price
range $18.97 – $148.12
Typical copayment $26.42 (range $4.74 – $37.03)
Most-billed visit code 99214
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 Diana Semmelhack's NPI number?

The NPI number for Diana Semmelhack is 1316033392. It was assigned to this individual provider in the NPPES registry on October 5, 2006.

Where is Diana Semmelhack located?

Diana Semmelhack practices at 1919 Lincoln St, Evanston, IL 60201. The listed phone number is (847) 491-0165.

What is Diana Semmelhack's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Diana Semmelhack enrolled in Medicare?

Yes. Diana Semmelhack is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Diana Semmelhack was last updated on April 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months 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.