Isa Ilana Ryan, MD

Primary specialty

Obstetrics & Gynecology PhysicianTaxonomy code 207V00000X

License

036152742 Issued in IL

Practice address

1000 Central St Ste 620
Evanston, IL 60201-1780

Phone

(847) 933-1773

NPI assigned

Mar 29, 2016

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

Other identifiers 2

Other names 1

• Ms. Isa Ilana Wismann-Horther Former name

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

Obstetrics/Gynecology

Education

Vanderbilt University School of Medicine, 2016

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Endeavor Health Medical GroupGroup PAC ID 2163334699, 3,330 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• 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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Endeavor Health Medical Group

  dba NorthShore University HealthSystem Faculty Practice Associates

  • Emergency Medicine Physician
  • Evanston, IL
  • NPI 1497701882

  Single Specialty

  Medicare reassignment Care Compare group NPD
• Endeavor Health Medical Group

  dba NorthShore Anesthesia Group

  • Anesthesiology Physician
  • Evanston, IL
  • NPI 1265695944

  Single Specialty

  NPD

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

• Endeavor Health Clinical Operations

  dba Endeavor Health Evanston Hospital

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

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

{
    "created_epoch": "1459209600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1738800000000",
    "number": "1811350895",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1000 CENTRAL ST STE 620",
            "city": "EVANSTON",
            "state": "IL",
            "postal_code": "602011780",
            "telephone_number": "847-218-9578"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1000 CENTRAL ST STE 620",
            "city": "EVANSTON",
            "state": "IL",
            "postal_code": "602011780",
            "telephone_number": "847-933-1773"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "9650 Gross Point Rd Ste 1900",
            "address_purpose": "LOCATION",
            "city": "Skokie",
            "state": "IL",
            "postal_code": "600765006",
            "country_code": "US",
            "telephone_number": "242-251-1210",
            "fax_number": "847-679-1505",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "RYAN",
        "first_name": "ISA",
        "middle_name": "ILANA",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2016-03-29",
        "last_updated": "2025-02-06",
        "certification_date": "2025-02-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207V00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Obstetrics & Gynecology",
            "state": "IL",
            "license": "036.152742",
            "primary": false
        },
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "IL",
            "license": "036152742",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "036152742",
            "state": "IL"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "ILLINOIS STATE MEDICAL LICENSE",
            "identifier": "036.152742",
            "state": "IL"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "ISA",
            "last_name": "WISMANN-HORTHER",
            "middle_name": "ILANA",
            "prefix": "MS.",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

• Anthony Russo
• Ruth M Rattenbury Psy D PC
• Robert Eugene Rutledge, LCSW
• Jennifer Ann Ruzumna, PH.D.
• Anne Mary Ryan
• Kathryn Ryan
• Laura Patricia Ryan
• Mary Beth Ryan, LCSW
• Monique Christine Ryan, RD, LDN
• Morgan Ryan, PA-C

• Obstetrics & Gynecology Physician in Evanston, IL
• Providers in Evanston, IL by specialty
• Obstetrics & Gynecology Physician in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 6, 2025; 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.