Physician Profile
Khaja M. Siraj, D.O. is a healthcare provider in Downers Grove, IL specializing in critical care medicine. Khaja trained at Kentucky University Medical Department, graduating in 2017. Khaja is also listed as specializing in internal medicine. Medicare claims data shows Khaja provided 86 services to 55 patients. The services billed most often include critical care, first 30-74 minutes and insertion of artery tube for blood sampling or infusion through skin.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
3815 HIGHLAND AVENUE SUITE AIP
Downers Grove, IL 60515
1775 Ballard Rd Nesset Internal Medicine
Park Ridge, IL 60068
2650 Ridge Ave. IM Hospitalists Ste 4210
Evanston, IL 60201
1775 Dempster St
Park Ridge, IL 60068
Within Critical Care Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Blood & metabolism
Brain & nerve
Brain & Nervous System
Breathing & Lungs
Digestive emergencies
Environmental emergencies
Heart & Circulation
Heart & vascular
Infection & Sepsis
Infections
Injury & trauma
Lung & breathing
Medication reactions
Metabolic Emergencies
Muscle & kidney
Organ Failure
Pregnancy emergencies
Recovery
Substance emergencies
Toxicity & Trauma
Airway & Breathing
Airway procedures
Brain procedures
Breathing support
Consultation & Recovery
Digestive procedures
Emergency surgery
Fluid Drainage
Heart procedures
Heart support
ICU recovery
Lab tests & monitoring
Life Support
Medication therapies
Medications & Infusions
Monitoring
Nutrition & Digestion
Nutrition support
Organ Support
Vascular Access
86 services · 55 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of artery tube for blood sampling or infusion through skin | Procedure | 36620 |
12 | Less often than most peers in Critical Care Medicine |
| Critical care, first 30-74 minutes | Office visit | 99291 |
74 | Less often than most peers in Critical Care Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Khaja M. Siraj is a critical care physician in Downers Grove, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Critical Care Medicine”.
NPI registry
Khaja M. Siraj is listed at 3815 Highland Avenue Suite Aip, Downers Grove, IL 60515. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (708) 283-5500. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Khaja M. Siraj's National Provider Identifier is 1568993657. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Khaja M. Siraj attended Kentucky University Medical Department, graduating in 2017. This comes from the CMS National Downloadable File.
CMS public data
Khaja M. Siraj has 9 years experience. Calculated from a graduation year of 2017, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Khaja M. Siraj performs procedures including insertion of artery tube for blood sampling or infusion through skin, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Khaja M. Siraj. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.