Jeffrey C Cilley, M.D.

Primary specialty

Medical Oncology PhysicianTaxonomy code 207RX0202X

License

036108825 Issued in IL

Practice address

5140 N California Ave
Chicago, IL 60625-3645

Phone

(773) 989-3803

Fax

(773) 878-5726

NPI assigned

Oct 18, 2006

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Other identifiers 2

Electronic endpoints 1

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

Specialty

Medical OncologyAlso: Hematology

Education

Georgetown University School of Medicine, 2000

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)

Hospital & facility affiliations

• Swedish Hospital Hospital, Chicago, IL, CCN 140114
• Northshore University Healthsystem - Evanston Hospital Hospital, Evanston, IL, CCN 140010

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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.

• Endeavor Health Medical Group

  • Emergency Medicine Physician
  • Evanston, IL
  • NPI 1497701882
  Medicare reassignment Care Compare group NPD
• Swedish Covenant Management Services, Inc.

  • Obstetrics & Gynecology Physician
  • Chicago, IL
  • NPI 1760432348
  Medicare reassignment NPD
• Endeavor Health Medical Group

  • Anesthesiology Physician
  • Evanston, IL
  • NPI 1265695944
  NPD
• Swedish Covenant Management Services, Inc

  • Emergency Medicine Physician
  • Chicago, IL
  • NPI 1962049551
  NPD
• Swedish Covenant Management Services, Inc.

  • Anesthesiology Physician
  • Chicago, IL
  • NPI 1699126383
  NPD
• Central Dupage Physician Group

  • Family Medicine Physician
  • Carol Stream, IL
  • NPI 1033149844
  NPD (past)

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

• Endeavor Health Clinical Operations

  • General Acute Care Hospital
  • Evanston, IL
  • NPI 1184670549
  Care Compare affiliation
• Swedish Covenant Health

  • General Acute Care Hospital
  • Chicago, IL
  • NPI 1831151257
  Care Compare affiliation

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

{
    "created_epoch": "1161129600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785801600000",
    "number": "1316028780",
    "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": "847-570-2040"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5140 N CALIFORNIA AVE",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606253645",
            "telephone_number": "773-989-3803",
            "fax_number": "773-878-5726"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CILLEY",
        "first_name": "JEFFREY",
        "middle_name": "C",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-10-18",
        "last_updated": "2026-08-04",
        "certification_date": "2026-08-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "IL",
            "license": "036108825",
            "primary": false
        },
        {
            "code": "207RX0202X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Medical Oncology",
            "state": "IL",
            "license": "036108825",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "036108825",
            "state": "IL"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "PTAN",
            "identifier": "406120077",
            "state": null
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "jcilley277048@direct.northshore.org",
            "affiliation": "N",
            "address_1": "5140 N California Ave",
            "address_2": "G115",
            "city": "Chicago",
            "state": "IL",
            "country_code": "US",
            "postal_code": "606253645",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Ciganek Gillilan SC
• Wiliiam Donald Ciganek, M.D.
• Cih Consulting, Inc.
• Yvonne M Cikanek, OTR/L
• Alexa Cilia
• Cim Home Care LLC
• Hannah Dawn Saguin Cimafranca, RN
• Sawyer Cimaroli Wimann
• David John Cimbaluk, M.D.
• Arielle Cimeno, MD

• Medical Oncology Physician in Chicago, IL
• Providers in Chicago, IL by specialty
• Medical Oncology Physician in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 4, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.