Individual provider Active NPI

Oscar Guillermo Zambrano, M.D.

  • Cardiovascular Disease Physician
  • Bell, CA
National Provider Identifier
1184628927
Registry record updated Jan 27, 2011
On this page

Key facts

NPPES NPI Registry
Primary specialty
Cardiovascular Disease PhysicianTaxonomy code 207RC0000X
License
A29529 Issued in CA
Practice address
6513 Atlantic Ave
Bell, CA 90201-2521
Phone
(323) 581-1649
Fax
(323) 581-3472
NPI assigned
Jun 9, 2005
Last updated
Jan 27, 2011By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 27, 2011

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Cardiovascular Disease Physician 207RC0000X A29529 CA Primary

Addresses

Primary practice location

6513 Atlantic Ave
Bell, CA 90201-2521

Mailing address

6513 Atlantic Ave
Bell, CA 90201-2521
Phone (323) 581-1649

Other identifiers 1

IdentifierTypeStateIssuer
00A295290MedicaidCA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
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

Enrollment IDStateProvider typePAC IDDetails
I20061026000396 CA Practitioner - Cardiovascular Disease (Cardiology)Practitioner - Internal Medicine 4183621642 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Cardiovascular Disease (Cardiology)Also: Internal Medicine
Education
Other, 1972
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Welcome Health Medical GroupGroup PAC ID 8527457233, 7 clinicians

Practice addresses (Care Compare)

6513 Atlantic Ave
Cudahy, CA 90201-2521
Phone (323) 581-1649

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
29529CAMDPharmacist

Practice roles

OrganizationSpecialtyStatusNew patients
Welcome Health Medical Group CurrentSince Apr 1, 2025 Accepting new patients
Oscar Zambrano M.D. Inc Cardiovascular Disease CurrentSince Jun 1, 1987 Accepting new patients
Welcome Health Cares, P.C. PastSince Aug 26, 2026 Accepting new patients

Locations

6513 Atlantic Ave
Bell, CA 90201
Phone (323) 581-1649

2700 E Slauson Ave
Ste 301
Huntington Pk, CA 90255
Phone (323) 581-1649

3800 Kilroy Airport Way
Ste 100
Long Beach, CA 90806
Phone (213) 669-6453

4435 Brockton Ave
Riverside, CA 92501
Phone (562) 444-5450

8135 Painter Ave
Ste 105
Whittier, CA 90602
Phone (562) 444-5450

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

  • Direct secure messaging: ozz104pcs@m700.primeclinicalsystems.direct-ci.com

Organizations & group practices 3

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.

Hospital & facility affiliations 2

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

NPI Registry JSON

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

{
    "created_epoch": "1118275200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1296086400000",
    "number": "1184628927",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6513 ATLANTIC AVE",
            "city": "BELL",
            "state": "CA",
            "postal_code": "902012521",
            "telephone_number": "323-581-1649",
            "fax_number": "323-581-3472"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6513 ATLANTIC AVE",
            "city": "BELL",
            "state": "CA",
            "postal_code": "902012521",
            "telephone_number": "323-581-1649",
            "fax_number": "323-581-3472"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ZAMBRANO",
        "first_name": "OSCAR",
        "middle_name": "GUILLERMO",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-06-09",
        "last_updated": "2011-01-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RC0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Cardiovascular Disease",
            "state": "CA",
            "license": "A29529",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00A295290",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Bell, CA

Sources for this page

Verify at the official NPI Registry.