Michael J Demarco, M.D.

Primary specialty

Emergency Medicine PhysicianTaxonomy code 207P00000X

License

25MA12707800 Issued in NJ

Practice address

259 1St St
Mineola, NY 11501-3957

Phone

(516) 663-2727

Fax

(516) 663-8549

NPI assigned

May 26, 2006

Last updated

Oct 14, 2025By the provider in NPPES

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 3

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in PA, NJ2 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

Specialty

Emergency Medicine

Education

Other, 1996

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Emergency Physician Associates of South Jersey P CGroup PAC ID 5294648457, 94 clinicians

Cep America LLCGroup PAC ID 6608056171, 995 clinicians

On Demand Urgent Care Group PCGroup PAC ID 5991029712, 95 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Christianacare Hospital, West Grove Campus Hospital, West Grove, PA, CCN 390431

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: michael.demarco.1@14965.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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Cep America LLC

  • Emergency Medicine Physician
  • West Grove, PA
  • NPI 1902690852
  Medicare reassignment Care Compare group NPD
• Emergency Physician Associates of South Jersey P C

  • Emergency Medicine Physician
  • Voorhees, NJ
  • NPI 1215965231
  Medicare reassignment Care Compare group NPD
• On Demand Urgent Care Group PC

  dba On Demand Urgent Care

  • Urgent Care Clinic/Center
  • Philadelphia, PA
  • NPI 1053729814
  Medicare reassignment Care Compare group NPD
• Emergency Care Services of Pennsylvania, P.C.

  • Emergency Medicine Physician
  • Langhorne, PA
  • NPI 1114955010
  Medicare reassignment NPD
• Emergency Physician Services of New Jersey,Professional Association

  • Emergency Medicine Physician
  • Mount Holly, NJ
  • NPI 1831539568
  Medicare reassignment NPD
• Prospect Health Access Network, Inc.

  • Emergency Medicine Physician
  • Chester, PA
  • NPI 1568819084
  Medicare reassignment NPD
• Cep America LLC

  • Emergency Medicine Physician
  • Fort Lauderdale, FL
  • NPI 1700747946
  NPD
• Emergency Care Services of Pennsylvania, P.C.

  • Emergency Medicine Physician
  • Wilkes Barre, PA
  • NPI 1235374927
  NPD
• Prospect Health Access Network, Inc.

  • Diagnostic Radiology Physician
  • Chester, PA
  • NPI 1154776797
  NPD
• Prospect Health Access Network, Inc.

  • Obstetrics & Gynecology Physician
  • Chester, PA
  • NPI 1659728160
  NPD
• St. Vincent's Midtown Hospital

  • General Acute Care Hospital
  • New York, NY
  • NPI 1124136403
  NPD (past)
• On Demand Urgent Care Group PC

  • Urgent Care Clinic/Center
  • Philadelphia, PA
  • NPI 1881083723
  NPD (past)

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

• Christiana Care Emerus Neighborhood Hospital Pennsylvania LLC

  dba ChristianaCare Hospital, West Grove Campus

  • General Acute Care Hospital
  • West Grove, PA
  • NPI 1699515304
  Care Compare affiliation
• Christiana Care Emerus Neighborhood Hospital Pennsylvania LLC

  dba ChristianaCare Hospital, Aston

  • General Acute Care Hospital
  • Aston, PA
  • NPI 1902788771
  Care Compare affiliation

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

{
    "created_epoch": "1148601600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1760400000000",
    "number": "1679529812",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "700 HICKSVILLE RD",
            "address_2": "SUITE 204",
            "city": "BETHPAGE",
            "state": "NY",
            "postal_code": "117143471",
            "telephone_number": "516-576-5812",
            "fax_number": "516-576-5801"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "259 1ST ST",
            "city": "MINEOLA",
            "state": "NY",
            "postal_code": "115013957",
            "telephone_number": "516-663-2727",
            "fax_number": "516-663-8549"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DEMARCO",
        "first_name": "MICHAEL",
        "middle_name": "J",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-05-26",
        "last_updated": "2025-10-14",
        "certification_date": "2025-10-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "NJ",
            "license": "25MA12707800",
            "primary": true
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "NY",
            "license": "217029",
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "PA",
            "license": "MD443368",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "02135986",
            "state": "NY"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Naomie Delone
• Anthony Joseph Delorenzo
• Maureen Delre, M.D.
• Jessica Demaio, PA-C
• Nicole Meagan Demaio, PA-C
• Matthew Joseph Demaria, D.O.
• Lauren Demasters
• Lauren Demino
• Jonas Demuro, MD
• Elen Deng

• Emergency Medicine Physician in Mineola, NY
• Providers in Mineola, NY by specialty
• Emergency Medicine Physician in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 14, 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.