Individual provider Active NPI

Lauren W Sundheimer, MD, MS

  • Reproductive Endocrinology Physician
  • Newport Beach, CA
National Provider Identifier
1891089785
Registry record updated May 22, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Reproductive Endocrinology PhysicianTaxonomy code 207VE0102X
License
A124809 Issued in CA
Practice address
4321 Birch St Ste 100
Newport Beach, CA 92660-1940
Phone
(949) 432-7438
NPI assigned
Jun 8, 2011
Last updated
May 22, 2024By the provider in NPPES
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on May 22, 2024

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Reproductive Endocrinology PhysicianGroup: 193400000X SINGLE SPECIALTY GROUP 207VE0102X A124809 CA Primary

Addresses

Primary practice location

4321 Birch St Ste 100
Newport Beach, CA 92660-1940

Mailing address

333 S Desplaines St Ste 201
Chicago, IL 60661-5514

Other practice location 1

4150 Regents Park Row Ste 321
LA Jolla, CA 92037-9124
Phone (619) 673-8658

Other practice location 2

500 Broadway Ste 7
Santa Monica, CA 90401-2988
Phone (323) 410-1291

Other practice location 3

1700 N Main St
Walnut Creek, CA 94596-4105
Phone (925) 322-2115

Other practice location 4

88 Sutter St
San Francisco, CA 94104-4900
Phone (628) 777-7064

Other practice location 5

4756 El Camino Real
Los Altos, CA 94022-1330
Phone (650) 445-4724

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A124809CAMDReproductive Endocrinology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Fahimeh Sasan,D.O., P.C Reproductive Endocrinology Past Accepting new patients
Peach State Medical Practice, PC Reproductive Endocrinology Past Accepting new patients

Interoperability endpoints

  • Direct secure messaging: lsundheimer917311@direct.memorialcare.org

Organizations & group practices 2

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.

NPI Registry JSON

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

{
    "created_epoch": "1307491200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1716336000000",
    "number": "1891089785",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "333 S DESPLAINES ST STE 201",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606615514"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4321 BIRCH ST STE 100",
            "city": "NEWPORT BEACH",
            "state": "CA",
            "postal_code": "926601940",
            "telephone_number": "949-432-7438"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4150 Regents Park Row Ste 321",
            "address_purpose": "LOCATION",
            "city": "LA Jolla",
            "state": "CA",
            "postal_code": "920379124",
            "country_code": "US",
            "telephone_number": "619-673-8658",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "500 Broadway Ste 7",
            "address_purpose": "LOCATION",
            "city": "Santa Monica",
            "state": "CA",
            "postal_code": "904012988",
            "country_code": "US",
            "telephone_number": "323-410-1291",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1700 N Main St",
            "address_purpose": "LOCATION",
            "city": "Walnut Creek",
            "state": "CA",
            "postal_code": "945964105",
            "country_code": "US",
            "telephone_number": "925-322-2115",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "88 Sutter St",
            "address_purpose": "LOCATION",
            "city": "San Francisco",
            "state": "CA",
            "postal_code": "941044900",
            "country_code": "US",
            "telephone_number": "628-777-7064",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "4756 El Camino Real",
            "address_purpose": "LOCATION",
            "city": "Los Altos",
            "state": "CA",
            "postal_code": "940221330",
            "country_code": "US",
            "telephone_number": "650-445-4724",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SUNDHEIMER",
        "first_name": "LAUREN",
        "middle_name": "W",
        "credential": "MD, MS",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2011-06-08",
        "last_updated": "2024-05-22",
        "certification_date": "2024-05-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207VE0102X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Obstetrics & Gynecology, Reproductive Endocrinology",
            "state": "CA",
            "license": "A124809",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Newport Beach, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 22, 2024; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.