Tasbirul Islam, MD
Critical Care (Intensivists) (CMS) · Barrington, IL
At a glance
450 W Highway 22, Barrington, IL 60010-1919
NPPES record updated Apr 1, 2025. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
450 W Highway 22Barrington, IL 60010-1919
Additional reported practice locations
1500 Salem StLafayette, IN 479042164
Phone: 7654488000
Fax: 7654487631 2600 Greenbush St
Lafayette, IN 479042477
Phone: 7654488000 10400 Haligus Rd
Huntley, IL 601429553
Phone: 2246540210
Fax: 2246540215
Education & affiliations
- Medical / professional school
- Not reported in this file
- Graduation year
- 1992
- CMS specialties
- Critical Care (Intensivists)
Practice groups
- Advocate Health And Hospitals Corporation
- Central Dupage Physician Group
- Critical Care Physicians Of Illinois Llc
Reported hospital affiliations
- Advocate Good Shepherd Hospital Barrington, IL
- Franciscan Health Olympia & Chicago Heights Olympia Fields, IL
- Northwestern Medicine Mchenry Mchenry, IL
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Critical Care (Intensivists) (CMS)
- Taxonomy code
- 207RC0200X
- Enumeration date
- May 14, 2008
- Record updated
- Apr 1, 2025
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MD
Reported taxonomies and licenses
207R00000X
License reported: 50271 WI
207RC0200X
License reported: 50271 WI
207RC0200X
License reported: 01071307A IN
207RP1001X
License reported: 50271 WI
207RP1001X
License reported: 01071307A IN
207RC0200X · Primary
License reported: 036163148 IL
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
450 W Highway 22Barrington, IL 60010-1919
- Phone
- (708) 283-5500
Mailing address
10400 HALIGUS RDHUNTLEY, IL 601429553
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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