Natalia C Llarena, MD

Primary specialty

Reproductive Endocrinology PhysicianTaxonomy code 207VE0102X

License

A177111 Issued in CA

Practice address

55 S Lake Ave FL 9
Pasadena, CA 91101-2676

Phone

(818) 212-7541

NPI assigned

Feb 9, 2015

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in OH

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

• BSC 65 PLUS INDIVIDUAL MAPD

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.

• University Hospitals Medical Group Inc

  • Multi-Specialty Clinic/Center
  • Cleveland, OH
  • NPI 1669499414

  Obstetrics & Gynecology

  Medicare reassignment NPD

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

{
    "created_epoch": "1423440000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1748304000000",
    "number": "1083005300",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "55 S LAKE AVE FL 9",
            "city": "PASADENA",
            "state": "CA",
            "postal_code": "911012676",
            "telephone_number": "626-660-9718"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "55 S LAKE AVE FL 9",
            "city": "PASADENA",
            "state": "CA",
            "postal_code": "911012676",
            "telephone_number": "818-212-7541"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LLARENA",
        "first_name": "NATALIA",
        "middle_name": "C",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2015-02-09",
        "last_updated": "2025-05-27",
        "certification_date": "2025-02-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207VE0102X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology, Reproductive Endocrinology",
            "state": "CA",
            "license": "A177111",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "SOAP",
            "endpointTypeDescription": "SOAP URL",
            "endpoint": "https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/scalceq",
            "affiliation": "Y",
            "endpointDescription": "Carequality",
            "affiliationName": "Southern California Permanente Medical Group",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "4733 W Sunset Blvd",
            "city": "Los Angeles",
            "state": "CA",
            "country_code": "US",
            "postal_code": "900276021",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Jonathan Martin Llamas, DNP, PMHNP-BC
• Martin Lawerence Jose Llamas
• Michelle Llamas
• Oscar Llamas
• Priscilla Marie Llanos, M.S.
• Gina Charito Lleva
• Isabella Lloyd-Damnjanovic
• Strider Lloyd
• LLS Actual Diagnostics Inc
• Lucy J Lo, M.D.

• Reproductive Endocrinology Physician in Pasadena, CA
• Providers in Pasadena, CA by specialty
• Reproductive Endocrinology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 27, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.