Ogechukwu Ndum, M.D.

Primary specialty

Allergy PhysicianTaxonomy code 207KA0200X

License

C1-0029144 Issued in DE

Practice address

18947 John J Williams Hwy Unit 201
Rehoboth Beach, DE 19971-4476

Phone

(302) 703-3393

Fax

(833) 448-3182

NPI assigned

Jun 12, 2012

Sex

Female

Sole proprietor

No

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

Specialties & licenses 5

Addresses

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in PA, NH, WI, DE4 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 4

Specialty

Allergy/Immunology

Education

Case Western University School of Dental Medicine, 2012

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Beebe Physician Network Inc.Group PAC ID 5496744864, 301 clinicians

Bellin Memorial Hospital IncGroup PAC ID 8820900749, 685 clinicians

Oconto Hospital and Medical Center IncGroup PAC ID 2163461781, shared by 12 NPIs, 217 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Beebe Medical Center Hospital, Lewes, DE, CCN 080007
• Bellin Memorial Hospital Hospital, Green Bay, WI, CCN 520049

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: ondum264914@direct.geisinger.edu
• FHIR API: https://api.platform.athenahealth.com/6835/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.

• Beebe Physician Network Inc.

  • Internal Medicine Physician
  • Lewes, DE
  • NPI 1730133992
  Medicare reassignment Care Compare group NPD
• Bellin Memorial Hospital Inc

  • Rural Health Clinic/Center
  • Algoma, WI
  • NPI 1609838473
  Medicare reassignment Care Compare group NPD
• Dartmouth-Hitchcock Clinic

  • Internal Medicine Physician
  • Lebanon, NH
  • NPI 1548210198
  Medicare reassignment NPD
• Geisinger Clinic

  • Family Medicine Physician
  • Danville, PA
  • NPI 1366493868
  Medicare reassignment NPD
• Mary Hitchcock Memorial Hospital

  • General Acute Care Hospital
  • Lebanon, NH
  • NPI 1023092053
  Medicare reassignment NPD
• Oconto Hospital & Medical Center Inc

  • Critical Access Hospital
  • Oconto, WI
  • NPI 1356373302
  Medicare reassignment NPD
• Bellin Memorial Hospital Inc

  • Family Medicine Physician
  • Green Bay, WI
  • NPI 1033172390
  NPD
• Bellin Memorial Hospital Inc

  • Family Medicine Physician
  • Green Bay, WI
  • NPI 1750343539
  NPD
• Geisinger Clinic

  • Pediatrics Physician
  • Mountain Top, PA
  • NPI 1538445218
  NPD
• Geisinger Clinic

  • Diagnostic Radiology Physician
  • Danville, PA
  • NPI 1558313023
  NPD
• Mary Hitchcock Memorial Hospital

  • Psychiatric Hospital
  • Hampstead, NH
  • NPI 1699584219
  NPD
• Oconto Hospital & Medical Center Inc

  • Rural Health Clinic/Center
  • Suring, WI
  • NPI 1104418037
  NPD

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

• Beebe Medical Center, Inc.

  • General Acute Care Hospital
  • Lewes, DE
  • NPI 1821196486
  Care Compare affiliation
• Bellin Memorial Hospital Inc.

  • General Acute Care Hospital
  • Green Bay, WI
  • NPI 1891740585
  Care Compare affiliation

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

{
    "created_epoch": "1339459200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1779062400000",
    "number": "1205198512",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1515 SAVANNAH RD FL 2",
            "city": "LEWES",
            "state": "DE",
            "postal_code": "199581675",
            "telephone_number": "302-645-3499",
            "fax_number": "302-644-4830"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "18947 JOHN J WILLIAMS HWY UNIT 201",
            "city": "REHOBOTH BEACH",
            "state": "DE",
            "postal_code": "199714476",
            "telephone_number": "302-703-3393",
            "fax_number": "833-448-3182"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1000 Meade St",
            "address_purpose": "LOCATION",
            "city": "Dunmore",
            "state": "PA",
            "postal_code": "185123195",
            "country_code": "US",
            "telephone_number": "570-207-5337",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1 Medical Center Dr",
            "address_purpose": "LOCATION",
            "city": "Lebanon",
            "state": "NH",
            "postal_code": "037560001",
            "country_code": "US",
            "telephone_number": "603-650-5000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "424 Savannah Rd",
            "address_purpose": "LOCATION",
            "city": "Lewes",
            "state": "DE",
            "postal_code": "199581462",
            "country_code": "US",
            "telephone_number": "302-703-3393",
            "fax_number": "833-448-3182",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "933 Waube Ln",
            "address_purpose": "LOCATION",
            "city": "Green Bay",
            "state": "WI",
            "postal_code": "543045521",
            "country_code": "US",
            "telephone_number": "920-548-9500",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NDUM",
        "first_name": "OGECHUKWU",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2012-06-12",
        "last_updated": "2026-05-18",
        "certification_date": "2026-05-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207K00000X",
            "taxonomy_group": "",
            "desc": "Allergy & Immunology",
            "state": "PA",
            "license": "TMD004640",
            "primary": false
        },
        {
            "code": "207K00000X",
            "taxonomy_group": "",
            "desc": "Allergy & Immunology",
            "state": "NH",
            "license": "33542",
            "primary": false
        },
        {
            "code": "207KA0200X",
            "taxonomy_group": "",
            "desc": "Allergy & Immunology, Allergy",
            "state": "DE",
            "license": "C1-0029144",
            "primary": true
        },
        {
            "code": "207K00000X",
            "taxonomy_group": "",
            "desc": "Allergy & Immunology",
            "state": "MD",
            "license": "D0085085",
            "primary": false
        },
        {
            "code": "207K00000X",
            "taxonomy_group": "",
            "desc": "Allergy & Immunology",
            "state": "WI",
            "license": "5125-320",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "ondum264914@direct.geisinger.edu",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "1000 Meade St",
            "city": "Dunmore",
            "state": "PA",
            "country_code": "US",
            "postal_code": "185123195",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

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• Allergy Physician in Rehoboth Beach, DE
• Providers in Rehoboth Beach, DE by specialty
• Allergy Physician in Delaware

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 18, 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.