Quick answers
- Does Tessa Castillo accept Medicare assignment?
- Yes. Medicare's clinician data says Tessa Castillo 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 Tessa Castillo see?
- In 2024, CMS data shows 59 Original Medicare patients and 159 services for Tessa Castillo. This counts Original Medicare only and measures volume, not quality.
- What is Tessa Castillo's NPI number?
- 1518656479. 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 Tessa Castillo, 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 | 59 |
|---|---|
| Services billed to Medicare | 159 |
| Different services or procedures | 8 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more (99308)70 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)57 services
- Psychotherapy with evaluation and management visit, 30 minutes (90833)14 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%
- Depression75%
- Anxiety75%
- High blood pressure71%
- Arthritis66%
- Alzheimer's disease or dementia53%
Practice locations
Addresses where Tessa Castillo is enrolled with Medicare (CMS data updated October 2, 2026).
- 2500 W Higgins Rd, Suite 210Hoffman Estates, IL 60169 (224) 489‑3888
- 55 E Loop RdWheaton, IL 60189 (888) 428‑7890
Group practices
Medicare enrollment lists Tessa Castillo as a member of these groups (CMS data updated October 2, 2026).
- Edgewood Clinical Services P.C.310 clinicians in the group
- Aleksandr Dekhtyar MD SC7 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Hoffman Estates
Clinicians with the same Medicare primary specialty in Hoffman Estates, IL — not a recommendation.
Other clinicians in Edgewood Clinical Services P.C.
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2022 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1518656479 |
| 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