Quick answers
- Does Theresia M. Anderson accept Medicare assignment?
- Yes. Medicare's clinician data says Theresia M. Anderson accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Theresia M. Anderson see?
- In 2024, CMS data shows 210 Original Medicare patients and 225 services for Theresia M. Anderson. This counts Original Medicare only and measures volume, not quality.
- What is Theresia M. Anderson's NPI number?
- 1821006057. 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 Theresia M. Anderson, 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 | 210 |
|---|---|
| Services billed to Medicare | 225 |
| Different services or procedures | 53 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Anesthesia for procedure for total knee joint replacement (01402)27 services
- Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (00731)20 services
- Anesthesia for procedure on small and large bowel using an endoscope (00813)17 services
- Anesthesia for total hip replacement (01214)13 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 blood pressure75%
- High cholesterol75%
- Arthritis62%
- Ischemic heart disease39%
- Diabetes36%
- Anxiety29%
Practice locations
Addresses where Theresia M. Anderson is enrolled with Medicare (CMS data updated October 2, 2026).
- 1100 W Central Rd, Suite 102Arlington Heights, IL 60005 (847) 259‑3080
- 1300 N Arlington Heights RdItasca, IL 60143 (630) 833‑9621
- 3100 W Higgins Rd, Suite 150Hoffman Estates, IL 60169 (847) 885‑9525
Group practices
Medicare enrollment lists Theresia M. Anderson as a member of these groups (CMS data updated October 2, 2026).
- Premiere Anesthesia Group LLC19 clinicians in the group
- Aurora Professional Anesthesia Service PC4 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Illinois →
Other nurse anesthetists in Arlington Heights
Clinicians with the same Medicare primary specialty in Arlington Heights, IL — not a recommendation.
Other clinicians in Premiere Anesthesia Group LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2003 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1821006057 |
| 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
- 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