Keith Michael Ladendorf, PA-C
Physician Assistant (CMS) · Chicago, IL
At a glance
7447 W Talcott Avenue, Chicago, IL 60631
NPPES record updated Jan 23, 2023. 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
7447 W Talcott Avenue Suite 512Chicago, IL 60631
Additional reported practice locations
3900 St Francis Way Ste 200Lafayette, IN 479054940
Phone: 7767752800
Education & affiliations
- Medical / professional school
- Not reported in this file
- Graduation year
- 2005
- CMS specialties
- Physician Assistant
Practice groups
Reported hospital affiliations
- Amita Health Resurrection Medical Center Chicago, IL
- Trinity Rock Island Rock Island, IL
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.
Source: CMS Facility Affiliation Data · 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.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Food and beverage | $475.33 |
Reporting companies
| Company | Amount |
|---|---|
| GENZYME CORPORATION | $149.61 |
| TERUMO CARDIOVASCULAR SYSTEMS CORPORATION | $114.06 |
| MERCK SHARP & DOHME LLC | $46.51 |
| ETHICON US, LLC | $40.46 |
| GETINGE USA SALES, LLC | $37.54 |
| LIGHTBODY MEDICAL TECHNOLOGIES INC | $34.76 |
| DAVOL INC. | $27.54 |
| CHIESI USA, INC. | $24.85 |
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
- Physician Assistant (CMS)
- Taxonomy code
- 363AS0400X
- Enumeration date
- Mar 21, 2007
- Record updated
- Jan 23, 2023
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- PA-C
Reported taxonomies and licenses
363AS0400X · Primary
License reported: 085002545 IL
363AS0400X
License reported: 085-002545 IL
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
7447 W Talcott AvenueSuite 512
Chicago, IL 60631
- Phone
- (847) 788-1553
- Fax
- (773) 577-8187
Mailing address
2650 WARRENVILLE ROADSUITE 280
DOWNERS GROVE, IL 60515
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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