Heme on Call USA PC

Primary specialty

Hematology & Oncology PhysicianTaxonomy code 207RH0003X

Legal business name

HEME ON CALL USA PC

Doing business as

FEM Women's Health

Practice address

2907 Shelter Island Dr Ste 216
San Diego, CA 92106-2744

Phone

(786) 567-8310

NPI assigned

Jul 3, 2025

Organization subpart

No

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

Authorized official

Name

Steven Gary Fein, MDNPI 1437146552

Title

Owner

Phone

(786) 567-8310

Specialties & licenses 1

Addresses

Other names 1

• FEM Women's Health Doing business as

Medicare fee-for-service enrollment

Enrolled in CA, NV, TX3 enrollments

Enrollment records 3

Locations

Practitioners 2

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

• Steven Gary Fein, M.D.

  • Hematology & Oncology Physician
  • Miami, FL
  • NPI 1437146552

  CA, NV, TX

  Medicare reassignment NPD Authorized official
• Stacy Ann Henigsman, D.O.

  • Obstetrics Physician
  • New York, NY
  • NPI 1699827162

  CA

  Medicare reassignment NPD

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

{
    "created_epoch": "1751500800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1782691200000",
    "number": "1669362414",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8255 S DIXIE HWY",
            "city": "MIAMI",
            "state": "FL",
            "postal_code": "331437717"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2907 SHELTER ISLAND DR STE 216",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921062744",
            "telephone_number": "786-567-8310"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "13151 Emily Rd Ste 100",
            "address_purpose": "LOCATION",
            "city": "Dallas",
            "state": "TX",
            "postal_code": "752408966",
            "country_code": "US",
            "telephone_number": "832-209-7546",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "organization_name": "HEME ON CALL USA PC",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-07-03",
        "last_updated": "2026-06-29",
        "certification_date": "2026-06-29",
        "status": "A",
        "authorized_official_last_name": "FEIN",
        "authorized_official_first_name": "STEVEN",
        "authorized_official_middle_name": "GARY",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "786-567-8310",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207RH0003X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "FEM Women's Health",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

• Jean Sepulveda Datu Helsel, RN
• Christine Helsell
• Cassidy Elaine Helton, RADT-I
• Dustin William Helvey, DPT
• Amy Heman
• Melodi Y Hemenway, RN
• Karen Hemesath
• Soha Hemmat, D.D.S
• Thomas Martin Hemmen, M.D./PH.D
• Jason J. Hemmerich, M.D.

• Hematology & Oncology Physician in San Diego, CA
• Providers in San Diego, CA by specialty
• Hematology & Oncology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 29, 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.