Quick answers
- Does Vasanth Kattalai Kailasam accept Medicare assignment?
- Yes. Medicare's clinician data says Vasanth Kattalai Kailasam 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 Vasanth Kattalai Kailasam see?
- In 2024, CMS data shows 78 Original Medicare patients and 243 services for Vasanth Kattalai Kailasam. This counts Original Medicare only and measures volume, not quality.
- What is Vasanth Kattalai Kailasam's NPI number?
- 1275882730. 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 Vasanth Kattalai Kailasam, 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 | 78 |
|---|---|
| Services billed to Medicare | 243 |
| Different services or procedures | 26 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)55 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)54 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)31 services
- Injection of anesthetic or steroid into joint between lower spine and hip bone using imaging guidance (27096)15 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%
- Arthritis75%
- Depression38%
- Anxiety38%
- Diabetes36%
Hospitals where Vasanth Kattalai Kailasam works
Medicare's Facility Affiliation Data lists Vasanth Kattalai Kailasam 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.
- Mercy Harvard HospitalHarvard, IL · Critical Access Hospital · Emergency services: listed by Medicare · CCN 141335
- Mercyhealth Hospital & Physician Clinic-Crystal LACrystal Lake, IL · Acute Care Hospital · Emergency services: listed by Medicare · CCN 140308
- Northwest Community Hospital 1Arlington Heights, IL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 140252
- Northwestern Medicine McHenryMcHenry, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140116
Practice locations
Addresses where Vasanth Kattalai Kailasam is enrolled with Medicare (CMS data updated October 2, 2026).
- 1000 Mineral Point AveJanesville, WI 53548 (608) 756‑6000
- 1675 S Arlington Heights RdArlington Heights, IL 60005 (847) 255‑0900
- 875 S Route 31Crystal Lake, IL 60014 (779) 220‑5500
- 901 Grant StHarvard, IL 60033 (815) 943‑5431
Group practices
Medicare enrollment lists Vasanth Kattalai Kailasam as a member of these groups (CMS data updated October 2, 2026).
- Mercy Health System Corporation753 clinicians in the group
- Northwest Suburban Pain Associates LLC5 clinicians in the group
Specialties
- Interventional Pain Managementprimary
- Psychiatryalso
Find other Interventional Pain Management doctors in Wisconsin →
Other interventional pain specialists in Wisconsin
Clinicians with the same Medicare primary specialty in Wisconsin — not a recommendation.
Other clinicians in Mercy Health System Corporation
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2008 (18 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1275882730 |
| 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