Quick answers
- Does Vicken S. Chalian accept Medicare assignment?
- Yes. Medicare's clinician data says Vicken S. Chalian 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 Vicken S. Chalian see?
- In 2024, CMS data shows 953 Original Medicare patients and 10,744 services for Vicken S. Chalian. This counts Original Medicare only and measures volume, not quality.
- What is Vicken S. Chalian's NPI number?
- 1871529594. 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 Vicken S. Chalian, 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 | 953 |
|---|---|
| Services billed to Medicare | 10,744 |
| Different services or procedures | 82 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Injection, denosumab, 1 mg (J0897)3,480 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)1,380 services
- Urinalysis using microscope (81015)1,038 services
- Insertion of needle into vein for collection of blood sample (36415)661 services
- Leuprolide acetate (for depot suspension), 7.5 mg (J9217)201 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 pressure73%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)47%
- Arthritis36%
- Ischemic heart disease31%
- Diabetes27%
Hospitals where Vicken S. Chalian works
Medicare's Facility Affiliation Data lists Vicken S. Chalian 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.
- Carle Bromenn Medical CenterNormal, IL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 140127
- Northwestern Medicine Central Dupage HospitalWinfield, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140242
- Saint Francis Medical CenterPeoria, IL · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 140067
- Saint James HospitalPontiac, IL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: not listed by Medicare · CCN 140161
- St Joseph Medical CenterBloomington, IL · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 140162
Practice locations
Addresses where Vicken S. Chalian is enrolled with Medicare (CMS data updated October 2, 2026).
- 1401 Eastland Dr, Suite BBloomington, IL 61701 (309) 663‑9424
Group practices
Medicare enrollment lists Vicken S. Chalian as a member of this group (CMS data updated October 2, 2026).
- Premier Medical Group, LLC11 clinicians in the group
Specialties
- Urologyprimary
Other urologists in Bloomington
Clinicians with the same Medicare primary specialty in Bloomington, IL — not a recommendation.
Other clinicians in Premier Medical Group, LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Indiana University School Of Medicine |
| Graduation year | 1995 (31 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1871529594 |
| 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