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HEIDI JOHNS-FIEDLER
NPI 1598164469
Speech-Language Pathologist in Rockford, IL

Active since August 17, 2014
3401 N PERRYVILLE RD, ROCKFORD, IL 61114(815) 971-2000 Get Directions Write a Review

NPPES record last updated: January 29, 2015. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Heidi Johns-fiedler NPPES

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

HEIDI JOHNS-FIEDLER (NPI 1598164469) is an individual speech-language pathologist provider in Rockford, Illinois, licensed in Illinois (242.003155) and active in the NPI registry since August 2014.

NPPES Registry Identity

NPI1598164469
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameHEIDI JOHNS-FIEDLER
Location Address3401 N PERRYVILLE RDRockford, IL 61114-8011
Mailing Address3401 N Perryville RdRockford, IL 61114-8011
Phone(815) 971-2000
Sole ProprietorNo
Enumeration DateAugust 17, 2014
Last NPPES UpdateJanuary 29, 2015
✔ NPI 1598164469 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers
Taxonomy Code235Z00000X
License✔ Licensed in IL · 242.003155
Definition
The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.
3401 N PERRYVILLE RD, Rockford, IL 61114
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include MercyCare, MercyCare Health Plans.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Heidi Johns-fiedler is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignment

Medicare enrollment records show Heidi Johns-fiedler reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Rockford Health Physicians
6.3 mi
Multi-Specialty
8201 E RIVERSIDE BLVD
Rockford, IL 61114
  • Reassigned Medicare billing, Illinois enrollment
  • 1,375 clinicians in this Medicare group
NPI 1043242886 (608) 314-2428

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

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.

TRACY LARKINS MUHAMMAD MD
Hospitalist
3401 N PERRYVILLE RD
ROCKFORD, IL 61114
Winnebago County (815) 971-2000
DR. RAJU M SHANMUGAM MD
Family Medicine
3401 N PERRYVILLE RD
ROCKFORD, IL 61114
Winnebago County (815) 971-2000
MISS EMMA EDGELL PTA
Physical Therapy Assistant
3401 N PERRYVILLE RD
ROCKFORD, IL 61114
Winnebago County (815) 971-2000
MICHELLE LEE CLEVELAND NP
Nurse Practitioner (Adult Health)
3401 N PERRYVILLE RD, SUITE 303
ROCKFORD, IL 61114
Winnebago County (815) 971-1060
LISA A ANGEL PT
Physical Therapist
3401 N PERRYVILLE RD, PHYSICAL THERAPY DEPT
ROCKFORD, IL 61114
Winnebago County (815) 971-2000
ADAM SOLIMAN MD
Otolaryngology
3401 N PERRYVILLE RD
ROCKFORD, IL 61114
Winnebago County (815) 971-2000
LUCY MARTIN
Nurse Practitioner
3401 N PERRYVILLE RD
ROCKFORD, IL 61114
Winnebago County (815) 971-2000
TRACY C BRITO M.D.
Phlebology
3401 N PERRYVILLE RD
ROCKFORD, IL 61114
Winnebago County (815) 971-2000

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 Heidi Johns-fiedler's NPI number?

The NPI number for Heidi Johns-fiedler is 1598164469. It was assigned to this individual provider in the NPPES registry on August 17, 2014.

Where is Heidi Johns-fiedler located?

Heidi Johns-fiedler practices at 3401 N Perryville Rd, Rockford, IL 61114. The listed phone number is (815) 971-2000.

What is Heidi Johns-fiedler's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

Is Heidi Johns-fiedler enrolled in Medicare?

Yes. Heidi Johns-fiedler is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Heidi Johns-fiedler's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Heidi Johns-fiedler reassigns Medicare benefits to Rockford Health Physicians (Rockford, 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 Heidi Johns-fiedler's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Heidi Johns-fiedler accept?

Health plans from MercyCare and MercyCare Health Plans list Heidi Johns-fiedler 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.

When was this NPI record last updated?

The NPPES record for Heidi Johns-fiedler was last updated on January 29, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.