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DIANE F MITTELHAUSER PSYD
NPI 1497815617
Psychologist - Clinical in Batavia, IL

Active since December 11, 2006PECOS Enrolled
335 N RIVER ST STE 210, BATAVIA, IL 60510(630) 879-8164(630) 879-6806 Get Directions Write a Review

NPPES record last updated: July 19, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jul 19, 2023, Jul 13, 2023 (2 updates tracked since 2023).

About Diane F Mittelhauser Psyd NPPES

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

DIANE F MITTELHAUSER PSYD (NPI 1497815617) is an individual clinical provider in Batavia, Illinois, licensed in Illinois (071004901) and active in the NPI registry since December 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1497815617
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameDIANE F MITTELHAUSERCredential: PSYD
Location Address335 N RIVER ST STE 210Batavia, IL 60510-2386
Mailing Address335 N River St Ste 210Batavia, IL 60510-2386 · (630) 879-8164 · Fax (630) 879-6806
Phone(630) 879-8164
Fax(630) 879-6806
Sole ProprietorNo
Enumeration DateDecember 11, 2006
Last NPPES UpdateJuly 19, 20232 updates tracked since enumeration
NPPES CertifiedJuly 19, 2023
✔ NPI 1497815617 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 · 071004901
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.
335 N RIVER ST STE 210, Batavia, IL 60510
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Diane F Mittelhauser Psyd 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.

Medicare Billing Reassignment

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

Prairie Psychotherapy Services LLC
0.5 mi
Clinical
335 N RIVER ST, SUITE 210
Batavia, IL 60510
  • Reassigned Medicare billing, Illinois enrollment
  • 2 clinicians in this Medicare group
NPI 1497067292 (630) 879-8164

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60510 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
$105.07 typical visit price
range $19.15 – $147.12
Typical copayment $26.26 (range $4.78 – $36.78)
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.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

RILEY KLINK PSYD
Psychologist (Clinical)
335 N RIVER ST STE 210
BATAVIA, IL 60510
Kane County (630) 732-0404

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 Diane Mittelhauser's NPI number?

The NPI number for Diane Mittelhauser is 1497815617. It was assigned to this individual provider in the NPPES registry on December 11, 2006.

Where is Diane Mittelhauser located?

Diane Mittelhauser practices at 335 N River St Ste 210, Batavia, IL 60510. The listed phone number is (630) 879-8164.

What is Diane Mittelhauser's specialty?

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

Is Diane Mittelhauser enrolled in Medicare?

Yes. Diane Mittelhauser is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Diane Mittelhauser's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diane Mittelhauser reassigns Medicare benefits to Prairie Psychotherapy Services LLC (Batavia, 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 Diane Mittelhauser's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Diane Mittelhauser was last updated on July 19, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.