Quick answers
- Does Joseph W. Mellens accept Medicare assignment?
- Yes. Medicare's clinician data says Joseph W. Mellens 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 Joseph W. Mellens see?
- In 2024, CMS data shows 150 Original Medicare patients and 155 services for Joseph W. Mellens. This counts Original Medicare only and measures volume, not quality.
- What is Joseph W. Mellens's NPI number?
- 1972988418. 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 Joseph W. Mellens, 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 | 150 |
|---|---|
| Services billed to Medicare | 155 |
| Different services or procedures | 28 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Anesthesia for procedure for total knee joint replacement (01402)45 services
- Anesthesia for total hip replacement (01214)26 services
- Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand (01810)18 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%
- Arthritis75%
- High blood pressure73%
- Anxiety28%
- Ischemic heart disease25%
- Diabetes24%
Hospitals where Joseph W. Mellens works
Medicare's Facility Affiliation Data lists Joseph W. Mellens 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.
- Loyola University Medical CenterMaywood, IL · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 140276
Practice locations
Addresses where Joseph W. Mellens is enrolled with Medicare (CMS data updated October 2, 2026).
- 12 Salt Creek Ln, Suite 425Hinsdale, IL 60521 (630) 789‑2260
- 1415 S Arlington Heights RdArlington Heights, IL 60005
- 2160 S 1st AveMaywood, IL 60153 (708) 216‑8372
Group practices
Medicare enrollment lists Joseph W. Mellens as a member of these groups (CMS data updated October 2, 2026).
- Loyola University Medical Center953 clinicians in the group
- Illinois Gastroenterology Group LLC115 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Illinois →
Other nurse anesthetists in Hinsdale
Clinicians with the same Medicare primary specialty in Hinsdale, IL — not a recommendation.
Other clinicians in Loyola University Medical Center
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2015 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1972988418 |
| 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