Individual provider Active NPI

John S Lee, M.D.

  • Emergency Medicine Physician
  • Naperville, IL
National Provider Identifier
1932279965
Registry record updated Dec 9, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
036-082972 Issued in IL
Practice address
801 S. Washington St.
Emergency Department
Naperville, IL 60540
Phone
(630) 527-3358
NPI assigned
Nov 8, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 9, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X 036-082972 IL Primary

Addresses

Primary practice location

801 S. Washington St.
Emergency Department
Naperville, IL 60540

Mailing address

2650 Ridge Ave Ste 1223
Evanston, IL 60201-1700

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IL, CO2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20101004000541 IL Practitioner - Emergency Medicine 1951593433 Reassigns benefits to 4 organizations
I20221013000477 CO Practitioner - Emergency Medicine 1951593433 Reassigns benefits to 2 organizations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
036-082972ILMDEmergency Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Naperville Psychiatric Ventures CurrentSince Oct 7, 2023 Accepting new patients
Laboratory & Pathology Diagnostics, LLC Current Accepting new patients
Edward Hospital CurrentSince Oct 1, 1997 Accepting new patients
Elmhurst Memorial Hospital CurrentSince Oct 7, 2023 Accepting new patients
Endeavor Health Medical Group CurrentSince Dec 9, 2025 Accepting new patients
Usacs of Colorado Inc Emergency Medicine CurrentSince Sep 30, 2022 Accepting new patients
Usacs of Colorado Inc Emergency Medicine CurrentSince Sep 30, 2022 Accepting new patients
Usacs of Colorado, Inc Emergency Medicine Current Accepting new patients
Usacs Community Emergency Services of Colorado, Inc. Emergency Medicine Current Accepting new patients
Naperville Psychiatric Ventures CurrentSince Oct 7, 2023 Accepting new patients
Usacs Community Emergency Services of Colorado, Inc. Emergency Medicine CurrentSince Sep 30, 2022 Accepting new patients
Edward Hospital CurrentSince Oct 1, 1997 Accepting new patients
Usacs Community Emergency Services of Colorado, Inc. Emergency Medicine CurrentSince Sep 30, 2022 Accepting new patients
Midway Emergency Physicians, LLC Emergency Medicine Past Accepting new patients

Locations

7000 E Hampden Ave
Denver, CO 80224
Phone (330) 925-4199

7700 S Broadway
Littleton, CO 80122
Phone (303) 269-4786

303 W Lake St
Ste 301
Addison, IL 60101
Phone (331) 221-1650

9532 Eagle Way
Chicago, IL 60678

133 E Brush Hill Rd
Unit 301
Elmhurst, IL 60126
Phone (630) 782-4050

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

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

2650 Ridge Ave
#1223
Evanston, IL 60201
Phone (847) 982-3172

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

801 S Washington St
Naperville, IL 60540
Phone (312) 355-0450

852 S West St
Naperville, IL 60540
Phone (630) 305-5027

4535 Dressler Rd NW
Canton, OH 44718
Phone (330) 994-4409

Interoperability endpoints

  • Direct secure messaging: jlee17089@direct.edward.org
  • FHIR API: https://fhirprd.edward.org/fhirprd/api/FHIR/R4/

Organizations & group practices 15

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

View all 15

NPI Registry JSON

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

{
    "created_epoch": "1162944000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765238400000",
    "number": "1932279965",
    "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"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "801 S. WASHINGTON ST.",
            "address_2": "EMERGENCY DEPARTMENT",
            "city": "NAPERVILLE",
            "state": "IL",
            "postal_code": "60540",
            "telephone_number": "630-527-3358"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LEE",
        "first_name": "JOHN",
        "middle_name": "S",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-11-08",
        "last_updated": "2025-12-09",
        "certification_date": "2025-12-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "IL",
            "license": "036-082972",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Naperville, IL

Sources for this page

Verify at the official NPI Registry.