Lauren Anne Maag, PA-C

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

PA58654 Issued in CA

Practice address

9900 Talbert Ave Ste 103a
Fountain Valley, CA 92708-5153

Phone

(657) 259-0050

Fax

(657) 244-8019

NPI assigned

Oct 9, 2020

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

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Specialty

Physician Assistant

Education

Other, 2020

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

Hospital & facility affiliations

• Memorialcare Orange Coast Medical Center Hospital, Fountain Valley, CA, CCN 050678

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

Interoperability endpoints

• Direct secure messaging: lmaag693685@direct.memorialcare.org

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.

• Caroline Conner MD, Inc

  • Obstetrics & Gynecology Physician
  • Fountain Valley, CA
  • NPI 1124351788
  NPD (past)

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

• Orange Coast Memorial Medical Center

  • General Acute Care Hospital
  • Fountain Valley, CA
  • NPI 1497702575
  Care Compare affiliation

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

{
    "created_epoch": "1602201600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782691200000",
    "number": "1679171896",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "16602 GRAHAM PL",
            "city": "HUNTINGTON BEACH",
            "state": "CA",
            "postal_code": "926493619",
            "telephone_number": "209-470-6607"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9900 TALBERT AVE STE 103A",
            "city": "FOUNTAIN VALLEY",
            "state": "CA",
            "postal_code": "927085153",
            "telephone_number": "657-259-0050",
            "fax_number": "657-244-8019"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MAAG",
        "first_name": "LAUREN",
        "middle_name": "ANNE",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-10-09",
        "last_updated": "2026-06-29",
        "certification_date": "2026-06-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "CA",
            "license": "PA58654",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Van Tuyet Ly, O.D.
• Colleen Ann Lynch, RPH
• Nicole Anna-Marie Lynch
• Mendy S Lyons, BT
• Janet Ma, DPT
• Justin Phu Gia Mach
• Saul Macias, PA-C
• Lorena Maciel
• Connie Maddox
• Luisa Elizabeth Lopez Mader

• Physician Assistant in Fountain Valley, CA
• Providers in Fountain Valley, CA by specialty
• Physician Assistant 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; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.