Individual provider Active NPI

Esther Lamb, PA

  • Physician Assistant
  • Costa Mesa, CA
National Provider Identifier
1700917770
Registry record updated Jul 26, 2019
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
PA17822 Issued in CA
Practice address
1640 Newport Blvd Ste 370
Costa Mesa, CA 92627
Phone
(949) 288-5701
NPI assigned
Mar 8, 2007
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 26, 2019

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X PA17822 CA Primary

Addresses

Primary practice location

1640 Newport Blvd Ste 370
Costa Mesa, CA 92627

Mailing address

1640 Newport Blvd Ste 370
Costa Mesa, CA 92627-7738
Phone (949) 288-5701

Other practice location 1

1640 Newport Blvd Ste 370
Costa Mesa, CA 92627
Phone (949) 288-5701 ext. 94928

Other identifiers 1

IdentifierTypeStateIssuer
PA17822OtherCAPA LICENSE

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: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20100309000799 CA Practitioner - Physician Assistant 8325183759 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2004
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Hoag ClinicGroup PAC ID 3274872064, 447 clinicians
Rita R Ellithorpe MD IncGroup PAC ID 8729353065, 6 clinicians

Practice addresses (Care Compare)

1031 Avenida Pico
Suite 204
San Clemente, CA 92673-6352
Phone (949) 829-5533

13422 Newport Ave
Suite L
Tustin, CA 92780-3746
Phone (714) 544-1521

19582 Beach Blvd
Suite 202
Huntington Beach, CA 92648-2996
Phone (714) 841-9899

Hospital & facility affiliations

  • Hoag Memorial Hospital Presbyterian Hospital, Newport Beach, CA, CCN 050224

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Rita R Ellithorpe MD, Inc CurrentSince Nov 3, 2025 Accepting new patients

Locations

13422 Newport Ave
Ste L
Tustin, CA 92780
Phone (714) 544-1521

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 and National Provider Directory roles.

Hospital & facility affiliations 1

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": "1173312000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1564099200000",
    "number": "1700917770",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1640 NEWPORT BLVD STE 370",
            "city": "COSTA MESA",
            "state": "CA",
            "postal_code": "926277738",
            "telephone_number": "949-288-5701"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1640 NEWPORT BLVD STE 370",
            "city": "COSTA MESA",
            "state": "CA",
            "postal_code": "92627",
            "telephone_number": "949-288-5701"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1640 Newport Blvd Ste 370",
            "address_purpose": "LOCATION",
            "city": "Costa Mesa",
            "state": "CA",
            "postal_code": "92627",
            "country_code": "US",
            "telephone_number": "949-288-5701 x94928",
            "fax_number": "949-629-3806",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LAMB",
        "first_name": "ESTHER",
        "name_prefix": "Mrs.",
        "credential": "PA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-03-08",
        "last_updated": "2019-07-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "CA",
            "license": "PA17822",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "PA LICENSE",
            "identifier": "PA17822",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Costa Mesa, CA

Sources for this page

Verify at the official NPI Registry.