Individual provider Active NPI

Courtney Reamer, MD

  • Hospitalist Physician
  • Chicago, IL
National Provider Identifier
1114392370
Registry record updated Aug 21, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hospitalist PhysicianTaxonomy code 208M00000X
License
036158690 Issued in IL
Practice address
225 E Chicago Ave # 16
Chicago, IL 60611-2991
Phone
(312) 227-6720
Fax
(312) 227-9418
NPI assigned
Dec 14, 2015
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 21, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 036158690 IL
Hospitalist Physician 208M00000X 036158690 IL Primary

Addresses

Primary practice location

225 E Chicago Ave # 16
Chicago, IL 60611-2991

Mailing address

225 E Chicago Ave # 16
Chicago, IL 60611-2991
Phone (312) 227-6720

Other practice location 1

2650 Ridge Ave Ste 1304
Evanston, IL 60201-1700
Phone (847) 570-2700

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
I20220622002711 IL Practitioner - HospitalistPractitioner - Internal Medicine 7810325180 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
HospitalistAlso: Internal Medicine
Education
Northwestern University Feinberg Medical School, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Endeavor Health Medical GroupGroup PAC ID 2163334699, 3,330 clinicians

Practice addresses (Care Compare)

2100 Pfingsten Rd
Glenview, IL 60026-1301

225 E Chicago Ave
Chicago, IL 60611-2991
Phone (312) 227-4000

2650 Ridge Ave
Evanston, IL 60201-1700

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
84.9 of 100Reported as group
Quality
75.91
Promoting interoperability
99
Improvement activities
40
Cost
74.6

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
036158690ILMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Northwestern Medical Faculty Foundation CurrentSince Aug 1, 2025 Accepting new patients
Endeavor Health Medical Group CurrentSince May 6, 2022 Accepting new patients
Northwestern Medical Faculty Foundation CurrentSince Aug 1, 2025 Accepting new patients
Endeavor Health Medical Group Internal Medicine Current Accepting new patients
Central Dupage Physician Group Internal Medicine Past Accepting new patients

Locations

Carol Stream, IL 60122
Phone (630) 933-3300

Dept 5777
Carol Stream, IL 60122

9532 Eagle Way
Chicago, IL 60678

225 E Chicago Ave
#16
Chicago, IL 60611
Phone (312) 227-6111

225 E Chicago Ave
Chicago, IL 60611
Phone (312) 227-6415

675 N Saint Clair St
Ste 18-200
Chicago, IL 60611
Phone (312) 695-4525

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 1304
Evanston, IL 60201
Phone (847) 570-1010

660 N Westmoreland Rd
#302
Lake Forest, IL 60045

Organizations & group practices 5

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.

Hospital & facility affiliations 6

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": "1450051200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1755734400000",
    "number": "1114392370",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "225 E CHICAGO AVE # 16",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606112991",
            "telephone_number": "312-227-6720",
            "fax_number": "312-227-9418"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "225 E CHICAGO AVE # 16",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606112991",
            "telephone_number": "312-227-6720",
            "fax_number": "312-227-9418"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2650 Ridge Ave Ste 1304",
            "address_purpose": "LOCATION",
            "city": "Evanston",
            "state": "IL",
            "postal_code": "602011700",
            "country_code": "US",
            "telephone_number": "847-570-2700",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "REAMER",
        "first_name": "COURTNEY",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2015-12-14",
        "last_updated": "2025-08-21",
        "certification_date": "2025-08-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "036158690",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "IL",
            "license": "036158690",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.