Individual provider Active NPI

Joel Appel, DO

  • Hematology & Oncology Physician
  • Southfield, MI
National Provider Identifier
1811935273
Registry record updated Aug 14, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hematology & Oncology PhysicianTaxonomy code 207RH0003X
License
5101007693 Issued in MI
Practice address
27207 Lahser Rd
Ste200 B
Southfield, MI 48034-2168
Phone
(248) 358-4892
NPI assigned
Jun 4, 2006
Last updated
Aug 14, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 14, 2026

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

Specialties & licenses 6

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X C2-0024798 DE
Internal Medicine Physician 207R00000X 5101007693 MI
Hematology & Oncology Physician 207RH0003X 5101007693 MI Primary
Hematology & Oncology Physician 207RH0003X C2-0024798 DE
Hematology & Oncology Physician 207RH0003X OSO25135 PA
Medical Oncology Physician 207RX0202X C2-0024798 DE

Addresses

Primary practice location

27207 Lahser Rd
Ste200 B
Southfield, MI 48034-2168

Mailing address

PO Box 321061
Detroit, MI 48232-1061
Phone (248) 543-8070

Other practice location 1

501 W 14th St Ste 5E35
Wilmington, DE 19801-1013
Phone (302) 623-6070

Other identifiers 1

IdentifierTypeStateIssuer
4593300MedicaidMI

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MI, DE2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20040503000153 MI Practitioner - Hematology/Oncology 8729076542 Reassigns benefits to 3 organizations
I20250725000368 DE Practitioner - Medical OncologyPractitioner - Internal Medicine 8729076542 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Hematology/Oncology
Education
Kansas City University of Med & Biosciences, College of Osteo Med, 1979
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Christiana Care Health Services IncGroup PAC ID 9739097569, 1,480 clinicians

Practice addresses (Care Compare)

1721 S Stephenson Ave
Iron Mountain, MI 49801-3637
Phone (906) 774-1313

4701 Ogletown Stanton Rd
Newark, DE 19713-2055
Phone (302) 623-3605

4701 Ogletown Stanton Rd
Suite 2100
Newark, DE 19713-7000
Phone (302) 623-4960

4755 Ogletown Stanton Rd
Newark, DE 19718-2200

501 W 14TH St
Wilmington, DE 19801-1013

501 W 14TH St FL
6 CCHS Infectious Disease
Wilmington, DE 19801-1013
Phone (302) 320-1300

501 W 14TH St Wilmington Hospital
Wilmington, DE 19801-1013

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
5101007693MIMDInternal Medicine Physician
C2-0024798DEMDMedical Oncology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Christiana Care Health Services Inc Medical Oncology CurrentSince Jul 9, 2025 Accepting new patients
DLP Marquette Physician Practices Inc CurrentSince Apr 10, 2023 Accepting new patients
DLP Marquette Physician Practices Inc Hematology & Oncology CurrentSince Apr 10, 2023 Accepting new patients
Christiana Care Health Services, Inc Current Accepting new patients
Christiana Care Health Services Inc CurrentSince Jul 9, 2025 Accepting new patients
Dickinson County Healthcare System Internal Medicine CurrentSince Mar 1, 2022 Accepting new patients
Simed PC Internal Medicine CurrentSince Sep 1, 2022 Accepting new patients
Dr. Susan Seman PLC Past Accepting new patients
John Haapaniemi& Barry Lesser PTR,Haapaniemi Lesser Associated PastSince Oct 29, 2023 Accepting new patients

Locations

4701 Ogletown Stanton Rd
Ste 2200
Newark, DE 19713
Phone (302) 366-1200

1401 Foulk Rd
Ste 100B
Wilmington, DE 19803
Phone (302) 320-9440

501 W 14th St
Ste 5E35
Wilmington, DE 19801
Phone (302) 623-6070

6001 W Outer Dr
Ste 114
Detroit, MI 48235
Phone (313) 966-9095

1711 S Stephenson Ave
Ste 315
Iron Mountain, MI 49801
Phone (906) 774-6257

1721 S Stephenson Ave
Iron Mountain, MI 49801
Phone (906) 776-5415

17177 N Laurel Park Dr
Ste 439
Livonia, MI 48152

1414 W Fair Ave
Ste 36
Marquette, MI 49855
Phone (906) 225-3864

850 W Baraga Ave
Marquette, MI 49855
Phone (906) 225-3595

Interoperability endpoints

  • Direct secure messaging: joel.appel.1@22710.direct.athenahealth.com
  • Direct secure messaging: joel.appel.1@26200.direct.athenahealth.com
  • Direct secure messaging: joel.appel@dclp.ikm.direct-ci.com

Organizations & group practices 9

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.

Hospital & facility affiliations 5

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": "1149379200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1786665600000",
    "number": "1811935273",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 321061",
            "city": "DETROIT",
            "state": "MI",
            "postal_code": "482321061",
            "telephone_number": "248-543-8070",
            "fax_number": "248-543-9005"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "27207 LAHSER RD",
            "address_2": "STE200 B",
            "city": "SOUTHFIELD",
            "state": "MI",
            "postal_code": "480342168",
            "telephone_number": "248-358-4892"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "501 W 14th St Ste 5E35",
            "address_purpose": "LOCATION",
            "city": "Wilmington",
            "state": "DE",
            "postal_code": "198011013",
            "country_code": "US",
            "telephone_number": "302-623-6070",
            "fax_number": "302-623-6089",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "APPEL",
        "first_name": "JOEL",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-04",
        "last_updated": "2026-08-14",
        "certification_date": "2026-08-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "DE",
            "license": "C2-0024798",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MI",
            "license": "5101007693",
            "primary": false
        },
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "MI",
            "license": "5101007693",
            "primary": true
        },
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "DE",
            "license": "C2-0024798",
            "primary": false
        },
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "PA",
            "license": "OSO25135",
            "primary": false
        },
        {
            "code": "207RX0202X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Medical Oncology",
            "state": "DE",
            "license": "C2-0024798",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "4593300",
            "state": "MI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Southfield, MI

Sources for this page

Verify at the official NPI Registry.