Paul Finly Detjen, MD

Primary specialty

Allergy & Immunology PhysicianTaxonomy code 207K00000X

License

036072795 Issued in IL

Practice address

534 Green Bay Rd
Kenilworth, IL 60043-1801

Phone

(847) 256-5505

Fax

(847) 256-5567

NPI assigned

Sep 7, 2005

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Other identifiers 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

Allergy/Immunology

Education

Washington University School of Medicine, 1984

Medicare assignment

Accepts the Medicare-approved amount as payment in full

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

24.68 of 100Reported as individual

Quality

0

Improvement activities

0

Cost

82.27

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: paul.detjen.1@20375.direct.athenahealth.com
• FHIR API: https://api.platform.athenahealth.com/20375/brand/1/csg/1/fhir/r4

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.

• Kenilworth Medical Associates, S.C.

  • Allergy & Immunology Physician
  • Kenilworth, IL
  • NPI 1366579054
  Medicare reassignment NPD Authorized official

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

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

{
    "created_epoch": "1126051200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1777852800000",
    "number": "1396739298",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "534 GREEN BAY RD",
            "city": "KENILWORTH",
            "state": "IL",
            "postal_code": "600431801",
            "telephone_number": "847-256-5505",
            "fax_number": "847-256-5567"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "534 GREEN BAY RD",
            "city": "KENILWORTH",
            "state": "IL",
            "postal_code": "600431801",
            "telephone_number": "847-256-5505",
            "fax_number": "847-256-5567"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DETJEN",
        "first_name": "PAUL",
        "middle_name": "FINLY",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2005-09-07",
        "last_updated": "2026-05-04",
        "certification_date": "2026-05-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207K00000X",
            "taxonomy_group": "",
            "desc": "Allergy & Immunology",
            "state": "IL",
            "license": "036072795",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "036072795",
            "state": "IL"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Arthur B. Carpenter, DDS LTD
• Jon-Paul Champine, PSY.D.
• Miriam Levitan Dani, DDS
• David S. Duda DDS PC
• Lauren Detjen, FNP-BC
• Jennifer L. Dressler, MA
• Duda Dental Associates LLC
• David S Duda, DDS PC
• Michael S Duda, DDS
• Ekta Duggal, APRN-FNP

• Allergy & Immunology Physician in Kenilworth, IL
• Providers in Kenilworth, IL by specialty
• Allergy & Immunology Physician in Illinois

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