Frontline Medical PC

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

Legal business name

FRONTLINE MEDICAL PC

Practice address

1573 E 22ND St
Brooklyn, NY 11210-5109

Phone

(917) 415-5147

NPI assigned

Mar 30, 2022

Organization subpart

No

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

Authorized official

Name

Eli Inzlicht -Sprei, MDNPI 1275586687

Title

Medical Director

Phone

(917) 415-5147

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in NY

Enrollment records 1

Locations

Practitioners 5

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Eli Inzlicht-Sprei, M.D.

  • Internal Medicine Physician
  • Brooklyn, NY
  • NPI 1275586687
  Medicare reassignment NPD Authorized official
• Gina Maria Marotto, PA-C

  • Physician Assistant
  • Hempstead, NY
  • NPI 1124599188
  Medicare reassignment
• Anna Robinzon, PA-C

  • Medical Physician Assistant
  • Brooklyn, NY
  • NPI 1891435251
  Medicare reassignment
• Salim Souid, M.D

  • Pediatrics Physician
  • Brooklyn, NY
  • NPI 1689869067
  Medicare reassignment
• Raymond R Sultan, RPA-C

  • Physician Assistant
  • Brooklyn, NY
  • NPI 1699048918
  Medicare reassignment

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

{
    "created_epoch": "1648598400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1770854400000",
    "number": "1316687239",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1573 E 22ND ST",
            "city": "BROOKLYN",
            "state": "NY",
            "postal_code": "112105109",
            "telephone_number": "917-415-5147"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1573 E 22ND ST",
            "city": "BROOKLYN",
            "state": "NY",
            "postal_code": "112105109",
            "telephone_number": "917-415-5147"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "FRONTLINE MEDICAL PC",
        "organizational_subpart": "NO",
        "enumeration_date": "2022-03-30",
        "last_updated": "2026-02-12",
        "certification_date": "2026-02-12",
        "status": "A",
        "authorized_official_last_name": "INZLICHT -SPREI",
        "authorized_official_first_name": "ELI",
        "authorized_official_title_or_position": "MEDICAL DIRECTOR",
        "authorized_official_telephone_number": "917-415-5147",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Internal Medicine",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Michelle Frommer
• Etty Fromowitz, MS ED
• Marina Fronshtein, MD
• Sarra Fronshtein
• Jennifer Ann Frontera, M.D.
• Frontline NP in Psychiatry PLLC
• Mathylde Frontus, LMSW, PHD
• Sophia Frontus, WHNP-BC
• David Frost, M.D.
• Marc Frost, OT

• Internal Medicine Physician in Brooklyn, NY
• Providers in Brooklyn, NY by specialty
• Internal Medicine Physician in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 12, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.