Individual provider Active NPI

John A Shanley, M.D.

  • Critical Care Medicine (Internal Medicine) Physician
  • Arlington Heights, IL
National Provider Identifier
1003955618
Registry record updated Dec 30, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Critical Care Medicine (Internal Medicine) PhysicianTaxonomy code 207RC0200X
License
036-112847 Issued in IL
Practice address
800 W Central Rd
Arlington Heights, IL 60005-2349
Phone
(847) 618-4177
NPI assigned
Feb 6, 2007
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 30, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X 036112847 IL
Critical Care Medicine (Internal Medicine) Physician 207RC0200X 036-112847 IL Primary
Pulmonary Disease Physician 207RP1001X 036-112847 IL

Addresses

Primary practice location

800 W Central Rd
Arlington Heights, IL 60005-2349

Mailing address

2650 Ridge Ave Ste 1223
Evanston, IL 60201-1700
Phone (888) 646-7763

Other identifiers 1

IdentifierTypeStateIssuer
036112847MedicaidIL

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IL
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20060315000022 IL Practitioner - Critical Care (Intensivists)Practitioner - Internal MedicinePractitioner - Emergency MedicinePractitioner - Pulmonary Disease 4587671672 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Critical Care (Intensivists)Also: Emergency Medicine, Internal Medicine, Pulmonary Disease
Education
University of Connecticut School of Medicine, 2002
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Endeavor Health Medical GroupGroup PAC ID 2163334699, 3,330 clinicians
Critical Care Physicians of Illinois LLCGroup PAC ID 7012179294, 41 clinicians

Practice addresses (Care Compare)

2650 Ridge Ave
Evanston, IL 60201-1700

800 W Central Rd
Arlington Heights, IL 60005-2349
Phone (847) 618-1000

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
036112847ILMDEmergency Medicine Physician
036-112847ILMDCritical Care Medicine (Internal Medicine) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Endeavor Health Medical Group CurrentSince Oct 27, 2025 Accepting new patients
Endeavor Health Medical Group Emergency Medicine CurrentSince Oct 27, 2025 Accepting new patients
Critical Care Physicians of Illinois LLC Critical Care Medicine CurrentSince Feb 1, 2012 Accepting new patients

Locations

800 W Central Rd
Arlington Hts, IL 60005
Phone (847) 618-6150

1325 N Highland Ave
Aurora, IL 60506
Phone (630) 801-2756

9532 Eagle Way
Chicago, IL 60678

2650 Ridge Ave
Ste 2218A
Evanston, IL 60201
Phone (847) 503-4222

2650 Ridge Ave
Evanston, IL 60201
Phone (847) 570-1206

2650 Ridge Ave
Ste 1223
Evanston, IL 60201
Phone (847) 982-3175

5410 Maryland Way
Ste 300
Brentwood, TN 37027
Phone (615) 377-1674

Organizations & group practices 3

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 2

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1170720000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767052800000",
    "number": "1003955618",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2650 RIDGE AVE STE 1223",
            "city": "EVANSTON",
            "state": "IL",
            "postal_code": "602011700",
            "telephone_number": "888-646-7763",
            "fax_number": "866-344-3934"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "800 W CENTRAL RD",
            "city": "ARLINGTON HEIGHTS",
            "state": "IL",
            "postal_code": "600052349",
            "telephone_number": "847-618-4177"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SHANLEY",
        "first_name": "JOHN",
        "middle_name": "A",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-02-06",
        "last_updated": "2025-12-30",
        "certification_date": "2025-12-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "IL",
            "license": "036112847",
            "primary": false
        },
        {
            "code": "207RC0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "IL",
            "license": "036-112847",
            "primary": true
        },
        {
            "code": "207RP1001X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Pulmonary Disease",
            "state": "IL",
            "license": "036-112847",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "036112847",
            "state": "IL"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Arlington Heights, IL

Sources for this page

Verify at the official NPI Registry.