Justin Chacko, MD
NPI 1922532878 · Anesthesiology Physician · Bolingbrook, IL
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Justin Chacko, MD is a Anesthesiology Physician provider in Bolingbrook, IL (NPI 1922532878).
Provider details
- NPI number
- 1922532878
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036162304 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
9 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
56 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Anesthesia for Nerve Block and Injection Procedure, Prone Position01992 | 29 | $127 |
| Anesthesia for Nerve Block and Injection01991 | 16 | $83 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 11 | $130 |
Typical Medicare-allowed amounts for these services range $83–$130 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Additional practice locations (2)
- 1 Kish Hospital DrDekalb, IL 60115-9602Phone: (815) 756-1521Fax: (815) 766-9647
- 4440 W 95th StOak Lawn, IL 60453-2600Phone: (708) 684-8000Fax: (708) 684-2058
Registry dates
- Enumerated
- 2017-04-18
- Last updated
- 2026-03-30
- Certified
- 2026-03-30
Frequently asked questions
- What is Justin Chacko's NPI number?
- Justin Chacko's National Provider Identifier (NPI) is 1922532878, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Justin Chacko's specialty?
- Justin Chacko is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Justin Chacko located?
- Justin Chacko's practice location on file with NPPES is 500 Remington Blvd, Bolingbrook, IL 60440-4906.
- What is Justin Chacko's phone number?
- The practice phone number listed in the NPPES registry for Justin Chacko is (630) 856-3075.
- Does Justin Chacko accept Medicare?
- Justin Chacko is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Justin Chacko's NPI active?
- Yes — Justin Chacko's NPI (1922532878) is active in the NPPES registry as of the last update on 2026-03-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.