John-Ezekiel Sengco Dayco, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

4301508610 Issued in MI

Practice address

3990 John R St
Detroit, MI 48201-2018

Phone

(313) 745-5085

NPI assigned

Apr 28, 2020

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

Medicare fee-for-service enrollment

Enrolled in MI

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: jdayco486957@direct.hfhs.org
• Direct secure messaging: john-ezekiel.dayco.1@19711.direct.athenahealth.com

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.

• Seasons Medical Group of Michigan, PC

  • Hospice and Palliative Medicine (Family Medicine) Physician
  • Madison Heights, MI
  • NPI 1841551074
  Medicare reassignment NPD

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

{
    "created_epoch": "1588032000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1744070400000",
    "number": "1194346429",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3990 JOHN R ST UNIT 5",
            "city": "DETROIT",
            "state": "MI",
            "postal_code": "482012097",
            "telephone_number": "313-745-5085"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3990 JOHN R ST",
            "city": "DETROIT",
            "state": "MI",
            "postal_code": "482012018",
            "telephone_number": "313-745-5085"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DAYCO",
        "first_name": "JOHN-EZEKIEL",
        "middle_name": "SENGCO",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2020-04-28",
        "last_updated": "2025-04-08",
        "certification_date": "2025-04-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MI",
            "license": "4301508610",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Barbara Ann Day, LBSW
• Bernadette Day
• Charles S Day, M.D.
• Frank Levern Day, FAODPSPEX
• Marilyn J Day, CAC-I
• Days Agrace Integrated Care LLC
• Jamila Days
• Michelle Days
• Tammam Dayyoub, M.D
• Kevin Dazy, M.D.

• Internal Medicine Physician in Detroit, MI
• Providers in Detroit, MI by specialty
• Internal Medicine Physician in Michigan

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 8, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.