1. Home
  2. Directory
  3. Illinois
  4. Zion
  5. Speech Language Pathologist
  6. NPI Profile

ASHLEY MERCEDES HEIDTMANN M.S. CCC-SLP
NPI 1386311165
Speech-Language Pathologist in Zion, IL

Active since August 27, 2021
2520 ELISHA AVE, ZION, IL 60099(847) 872-6050 Get Directions Write a Review

NPPES record last updated: January 12, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 12, 2023, Aug 27, 2021 (2 updates tracked since 2021).

About Ashley Mercedes Heidtmann M.s. Ccc-slp NPPES

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

ASHLEY MERCEDES HEIDTMANN M.S. CCC-SLP (NPI 1386311165) is an individual speech-language pathologist provider in Zion, Illinois, licensed in Illinois (242.006368) and active in the NPI registry since August 2021.

NPPES Registry Identity

NPI1386311165
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameASHLEY MERCEDES HEIDTMANNCredential: M.S. CCC-SLP
Location Address2520 ELISHA AVEZion, IL 60099-2676
Mailing Address3515 W Medill Ave Apt 2wChicago, IL 60647-6168 · (203) 988-7336
Phone(847) 872-6050
Sole ProprietorNo
Enumeration DateAugust 27, 2021
Last NPPES UpdateJanuary 12, 20232 updates tracked since enumeration
NPPES CertifiedJanuary 12, 2023
✔ NPI 1386311165 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
Licenses✔ Licensed in IL · 242.006368✔ Licensed in OK · 5772✔ Licensed in IN · 22008086A✔ Licensed in MI · 7101007912✔ Licensed in IA · 113958
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.
2520 ELISHA AVE, Zion, IL 60099
Open in Google Maps ↗

Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ashley Mercedes Heidtmann M.s. Ccc-slp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignments

3

Medicare enrollment records show Ashley Heidtmann reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

City Of Hope Medical Group Of Illinois PLLC
Same address
Specialist
2520 ELISHA AVE
Zion, IL 60099
  • Reassigned Medicare billing, Illinois enrollment
  • 253 clinicians in this Medicare group
NPI 1548258072 (847) 746-4358
Rush University Medical Center
40 mi
Clinic/Center
2333 W JACKSON BLVD
Chicago, IL 60612
  • Reassigned Medicare billing, Illinois enrollment
  • 48 clinicians in this Medicare group
NPI 1356891618 (312) 942-9176
Rush University Medical Center
41 mi
Diagnostic Radiology
1620 W HARRISON ST
Chicago, IL 60612
  • Reassigned Medicare billing, Illinois enrollment
  • Medicare enrollment name: Rush University Medical Group
  • 2,169 clinicians in this Medicare group
NPI 1184269425 (312) 563-4270

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.

MS. MONIQUE DAVIS LSW, LASOP
Counselor (Mental Health)
2520 ELISHA AVE
ZION, IL 60099
Lake County (847) 872-4786
MS. BRIANNA NICOLE WELBOURN MS, CCC, SLP
Speech-Language Pathologist
2520 ELISHA AVE
ZION, IL 60099
Lake County (847) 731-2821
KAREN GUTIERREZ
Specialist/Technologist, Other (Surgical Assistant)
2520 ELISHA AVE
ZION, IL 60099
Lake County (847) 872-5321
MS. TRUC THI KIM LE RDN, LDN
Dietitian, Registered
2520 ELISHA AVE
ZION, IL 60099
Lake County (847) 342-6910
KENNY S. YOO M.D.
Radiology (Vascular & Interventional Radiology)
2520 ELISHA AVE
ZION, IL 60099
Lake County (800) 322-9183
RENEE PIAZZA RD
Dietitian, Registered
2520 ELISHA AVE
ZION, IL 60099
Lake County (847) 746-6583
LILY L ZHAO P.A.
Physician Assistant
2520 ELISHA AVE
ZION, IL 60099
Lake County (630) 835-6159
MRS. CRISCIEL P. HIDALGO APN-CNP
Nurse Practitioner
2520 ELISHA AVE
ZION, IL 60099
Lake County (800) 322-9183

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 Ashley Heidtmann's NPI number?

The NPI number for Ashley Heidtmann is 1386311165. It was assigned to this individual provider in the NPPES registry on August 27, 2021.

Where is Ashley Heidtmann located?

Ashley Heidtmann practices at 2520 Elisha Ave, Zion, IL 60099. The listed phone number is (847) 872-6050.

What is Ashley Heidtmann's specialty?

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

Is Ashley Heidtmann enrolled in Medicare?

Yes. Ashley Heidtmann is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Ashley Heidtmann's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ashley Heidtmann reassigns Medicare benefits to 3 organizations: City Of Hope Medical Group Of Illinois PLLC (Zion, IL), Rush University Medical Center (Chicago, IL) and Rush University Medical Center (Chicago, 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 Ashley Heidtmann's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Ashley Heidtmann accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Ashley Heidtmann 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 Ashley Heidtmann was last updated on January 12, 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.