Leah R Korzun, M.S. CCC-SLP
Speech-Language Pathologist · La Grange Park, IL
At a glance
333 N Park Rd, La Grange Park, IL 60526-1802
NPPES record updated Mar 17, 2018. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
333 N Park RdLa Grange Park, IL 60526-1802
Additional reported practice locations
18 N Catherine AveLa Grange, IL 605255930
Phone: 7084829453
Fax: 7084829454
Education & affiliations
No matching clinician background record in the imported CMS release.
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Service-mix comparison is unavailable for this NPI in the imported Medicare service file.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Speech-Language Pathologist
- Taxonomy code
- 235Z00000X
- Enumeration date
- May 31, 2013
- Record updated
- Mar 17, 2018
More registry details
- Provider type
- Individual · Type 1
- Other reported name
- LEAH R WITKOV
- Reported credentials
- M.S. CCC-SLP
Reported taxonomies and licenses
235Z00000X · Primary
License reported: 242002290 IL
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
333 N Park RdLa Grange Park, IL 60526-1802
- Phone
- (708) 482-2400
Mailing address
6719 MEADOWCREST DRDOWNERS GROVE, IL 605163526
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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