Individual provider Active NPI

Gerald M. Farby, M.D.

  • Internal Medicine Physician
  • Chicago, IL
National Provider Identifier
1972504454
Registry record updated Mar 5, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
036052964 Issued in IL
Practice address
3048 W Peterson Ave
Chicago, IL 60659-3720
Phone
(773) 961-3200
NPI assigned
Aug 9, 2005
Reactivated
Mar 27, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 5, 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 036052964 IL Primary
Geriatric Medicine (Internal Medicine) Physician 207RG0300X 036052964 IL

Addresses

Primary practice location

3048 W Peterson Ave
Chicago, IL 60659-3720

Mailing address

3048 W Peterson Ave
Chicago, IL 60659-3720
Phone (773) 961-3200

Other identifiers 1

IdentifierTypeStateIssuer
36052964MedicaidIL

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address gfarby8774@ce-direct.presencehealth.org

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
I20120316000057 IL Practitioner - Internal Medicine 4981863685 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Other, 1975
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Prime Healthcare Illinois Medical Group LLCGroup PAC ID 5597275685, 278 clinicians

Practice addresses (Care Compare)

100 N River Rd
Des Plaines, IL 60016-1209
Phone (847) 297-1800

3048 W Peterson Ave
Chicago, IL 60659-3720
Phone (773) 961-3200

Hospital & facility affiliations

  • Amenity Health Care Inc Hospice, Addison, IL, CCN 141709
  • Saint Francis Hospital-Evanston Hospital, Evanston, IL, CCN 140080
  • Northshore University Healthsystem - Evanston Hospital Hospital, Evanston, IL, CCN 140010
  • Amita Health Resurrection Medical Center Hospital, Chicago, IL, CCN 140117
  • Swedish Hospital Hospital, Chicago, IL, CCN 140114
  • Presence Saint Joseph Hospital - Chicago Hospital, Chicago, IL, CCN 140224
  • Buckingham Pavilion Nursing home, Chicago, IL, CCN 145285

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
036052964ILMDGeriatric Medicine (Internal Medicine) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Prime Healthcare Illinois Medical Group LLC Internal Medicine CurrentSince Jun 19, 2025 Accepting new patients

Locations

1801 W Olympic Blvd
#2636
Pasadena, CA 91199

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

100 Provena Way
Ste 103
Bourbonnais, IL 60914
Phone (815) 937-8780

3048 W Peterson Ave
Chicago, IL 60659
Phone (773) 274-5026

100 N River Rd
Des Plaines, IL 60016
Phone (847) 297-1800

201 N Hammes Ave
Joliet, IL 60435
Phone (224) 273-6350

Interoperability endpoints

  • Direct secure messaging: gfarby8774@ce-direct.presencehealth.org

Organizations & group practices 1

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 7

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": "1123545600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1741132800000",
    "number": "1972504454",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3048 W PETERSON AVE",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606593720",
            "telephone_number": "773-961-3200"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3048 W PETERSON AVE",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606593720",
            "telephone_number": "773-961-3200"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FARBY",
        "first_name": "GERALD",
        "middle_name": "M.",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-08-09",
        "last_updated": "2025-03-05",
        "certification_date": "2025-03-05",
        "deactivation_date": "2006-03-22",
        "reactivation_date": "2006-03-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "036052964",
            "primary": true
        },
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "IL",
            "license": "036052964",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "36052964",
            "state": "IL"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "gfarby8774@ce-direct.presencehealth.org",
            "affiliation": "N",
            "address_1": "3500 W Peterson Ave Ste 300",
            "city": "Chicago",
            "state": "IL",
            "country_code": "US",
            "postal_code": "606593307",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.