Quick answers
- Does Theodore L. Schoenfeldt accept Medicare assignment?
- Medicare's clinician data says Theodore L. Schoenfeldt may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Theodore L. Schoenfeldt see?
- In 2024, CMS data shows 224 Original Medicare patients and 687 services for Theodore L. Schoenfeldt. This counts Original Medicare only and measures volume, not quality.
- What is Theodore L. Schoenfeldt's NPI number?
- 1366946881. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Theodore L. Schoenfeldt, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 224 |
|---|---|
| Services billed to Medicare | 687 |
| Different services or procedures | 86 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg (J0702)105 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)98 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)72 services
- X-ray of hand, minimum of 3 views (73130)61 services
- X-ray of wrist, minimum of 3 views (73110)46 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol75%
- High blood pressure71%
- Arthritis62%
- Diabetes34%
- Depression28%
- Anxiety24%
Hospitals where Theodore L. Schoenfeldt works
Medicare's Facility Affiliation Data lists Theodore L. Schoenfeldt at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Advocate Condell Medical CenterLibertyville, IL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 140202
- Northwestern Lake Forest HospitalLake Forest, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140130
Practice locations
Addresses where Theodore L. Schoenfeldt is enrolled with Medicare (CMS data updated October 2, 2026).
- 350 S Greenleaf St, Suite 405Gurnee, IL 60031 (847) 336‑3335
Group practices
Medicare enrollment lists Theodore L. Schoenfeldt as a member of this group (CMS data updated October 2, 2026).
- Illinois Bone and Joint Institute, LLC604 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in Illinois
Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.
Other clinicians in Illinois Bone and Joint Institute, LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2018 (8 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1366946881 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians