Individual provider Active NPI

Mark R Casanta, M.D.

  • Emergency Medicine Physician
  • St Petersburg, FL
National Provider Identifier
1376506048
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
ME73964 Issued in FL
Practice address
2323 9TH Ave N
St Petersburg, FL 33713-6832
Phone
(727) 323-1111
NPI assigned
Apr 11, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X ME73964 FL Primary

Addresses

Primary practice location

2323 9TH Ave N
St Petersburg, FL 33713-6832

Mailing address

1120 3Rd Ave S
Tierra Verde, FL 33715-2229
Phone (727) 641-5570

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Inphynet Contracting Services LLC Emergency Medicine Past Accepting new patients
Brodrick ER SVCS Partnership LLC Emergency Medicine Past Accepting new patients
Harder Emergency Physicians Emergency Medicine Past Accepting new patients
Nautilus Health Care Group, LLC Past Accepting new patients
Advanced Wound Systems LLC Past Accepting new patients

Organizations & group practices 5

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.

NPI Registry JSON

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

{
    "created_epoch": "1144713600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1376506048",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1120 3RD AVE S",
            "city": "TIERRA VERDE",
            "state": "FL",
            "postal_code": "337152229",
            "telephone_number": "727-641-5570"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2323 9TH AVE N",
            "city": "ST PETERSBURG",
            "state": "FL",
            "postal_code": "337136832",
            "telephone_number": "727-323-1111"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CASANTA",
        "first_name": "MARK",
        "middle_name": "R",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-04-11",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "FL",
            "license": "ME73964",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in St Petersburg, FL

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.