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MS. DIANE R FUNK LCSW
NPI 1184771420
Social Worker - Clinical in Ottawa, IL

Active since January 05, 2007PECOS EnrolledAccepts Medicare Assignment
227 W MADISON ST, OTTAWA, IL 61350(815) 942-6323(779) 210-5541 Get Directions Write a Review

NPPES record last updated: May 24, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 24, 2023, Feb 17, 2021 (2 updates tracked since 2021).

About Ms. Diane R Funk Lcsw NPPES

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

MS. DIANE R FUNK LCSW (NPI 1184771420) is an individual clinical provider in Ottawa, Illinois, licensed in Illinois (149.006277) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS and is a graduate of Other (1989).

NPPES Registry Identity

NPI1184771420
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. DIANE R FUNKCredential: LCSW
Location Address227 W MADISON STOttawa, IL 61350-2866
Mailing AddressPo Box 713260Chicago, IL 60677-0264 · (630) 545-6016
Phone(815) 942-6323
Fax(779) 210-5541
Sole ProprietorNo
Medical School CMSOtherGraduated 1989
Enumeration DateJanuary 5, 2007
Last NPPES UpdateMay 24, 20232 updates tracked since enumeration
NPPES CertifiedMay 24, 2023
✔ NPI 1184771420 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in IL · 149.006277
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
227 W MADISON ST, Ottawa, IL 61350
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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 and accepts Medicare assignment

Ms. Diane R Funk Lcsw 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 ID143301325
PECOS Enrollment IDI20080114000378
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 Diane Funk reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Premise Health Of Illinois Medical PC
9.7 mi
Multi-Specialty
740 E US HIGHWAY 6 STE B
Utica, IL 61373
  • Reassigned Medicare billing, Illinois enrollment
  • 66 clinicians in this Medicare group
NPI 1295518868 (815) 310-5750
Dupage Medical Group Ltd
54 mi
Multi-Specialty
1100 W 31ST ST, STE 300
Downers Grove, IL 60515
  • Reassigned Medicare billing, Illinois enrollment
  • 1,061 clinicians in this Medicare group
NPI 1801833983 (630) 469-9200

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

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Psychotherapy, 1 hour 90837
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 1-hour session, you'll talk about your feelings, thoughts, and behaviors to help identify and manage mental health issues. This process aids in personal growth, healing, and improved well-being.
373 services38 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 61350 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
$0.00 typical visit price
range $54.80 – $168.44
Typical copayment $0.00 (range $13.70 – $42.11)
Most-billed visit code NA
Established Patient
$68.64 typical visit price
range $17.16 – $136.56
Typical copayment $17.16 (range $4.29 – $34.14)
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 Diane Funk's NPI number?

The NPI number for Diane Funk is 1184771420. It was assigned to this individual provider in the NPPES registry on January 5, 2007.

Where is Diane Funk located?

Diane Funk practices at 227 W Madison St, Ottawa, IL 61350. The listed phone number is (815) 942-6323.

What is Diane Funk's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Diane Funk enrolled in Medicare?

Yes. Diane Funk 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 Diane Funk's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diane Funk reassigns Medicare benefits to 2 organizations: Premise Health Of Illinois Medical PC (Utica, IL) and Dupage Medical Group Ltd (Downers Grove, 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 Diane Funk'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 Funk was last updated on May 24, 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.