Individual provider Active NPI

Olga Lemberg, MD

  • Pediatrics Physician
  • Hayward, CA
National Provider Identifier
1205155488
Registry record updated Oct 10, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatrics PhysicianTaxonomy code 208000000X
License
A112250 Issued in CA
Practice address
27303 Sleepy Hollow Ave S
Hayward, CA 94545-4203
Phone
(510) 752-1000
NPI assigned
May 26, 2010
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 10, 2023

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatrics Physician 208000000X A112250 CA Primary

Addresses

Primary practice location

27303 Sleepy Hollow Ave S
Hayward, CA 94545-4203

Mailing address

275 W Macarthur
Oakland, CA 94611-5641
Phone (510) 752-1000

Electronic endpoints 1

TypeEndpointUseAffiliation
SOAP URL https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq Health Information Exchange (HIE)

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
I20120626000666 CA Practitioner - Pediatric Medicine 9931364809 Reassigns benefits to 2 organizations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A112250CAMDPediatrics Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Sutter Bay Medical Foundation Pediatrics CurrentSince Oct 4, 2025 Accepting new patients
Permanente Medical Group, Inc CurrentSince May 14, 2012 Accepting new patients
Sutter Bay Medical Foundation CurrentSince Oct 4, 2025 Accepting new patients
Permanente Medical Group Inc Pediatrics CurrentSince May 14, 2012 Accepting new patients
Lucile Salter Packard Children'S Hospital at Stanford Past Accepting new patients
Children'S Hospital & Research Center at Oakland Past Accepting new patients
Stanford Hospital and Clinics Past Accepting new patients

Locations (25 of 26)

18400 US Highway 18
Apple Valley, CA 92307
Phone (760) 810-7590

350 John Muir Pkwy
Ste 160
Brentwood, CA 94513
Phone (925) 204-1920

1950 University Ave
Ste 160
East Palo Alto, CA 94303
Phone (650) 317-8100

3200 Kearney St
Fremont, CA 94538
Phone (510) 498-2800

1189 E Herndon Ave
Ste 103
Fresno, CA 93720
Phone (559) 450-7777

27303 Sleepy Hollow Ave S
Hayward, CA 94545
Phone (510) 454-1000

370 Distel Cir
Los Altos, CA 94022
Phone (650) 254-5200

600 Coffee Rd
Modesto, CA 95355
Phone (209) 550-4755

101 Rowland Way
Ste 220
Novato, CA 94945
Phone (415) 878-7200

1800 Harrison St
Fl 7
Oakland, CA 94612

795 El Camino Real
Palo Alto, CA 94301
Phone (650) 324-1832

725 Welch Rd
Palo Alto, CA 94304
Phone (650) 497-8979

275 W MacArthur Blvd
Piedmont, CA 94611
Phone (510) 752-1375

1555 East St
Ste 200
Redding, CA 96001
Phone (530) 229-0911

1150 Veterans Blvd
Redwood City, CA 94063
Phone (650) 299-2015

901 Nevin Ave
Richmond, CA 94801
Phone (510) 307-1500

151 N Sunrise Ave
Ste 1205
Roseville, CA 95661
Phone (916) 789-1505

3838 California St
Rm 410
San Francisco, CA 94118
Phone (415) 751-1847

2200 Ofarrell St
San Francisco, CA 94115
Phone (415) 202-2000

123 S San Mateo Dr
San Mateo, CA 94401
Phone (650) 343-4200

710 Lawrence Expy
Santa Clara, CA 95051
Phone (408) 236-6400

3883 Airway Dr
Ste 220
Santa Rosa, CA 95403
Phone (707) 521-7750

7373 West Ln
Stockton, CA 95210
Phone (209) 476-2000

10200 Trinity Pkwy
Ste 101
Stockton, CA 95219
Phone (209) 323-3488

975 Sereno Dr
Vallejo, CA 94589
Phone (707) 651-1000

Interoperability endpoints

  • Direct secure messaging: olga.lemberg@guc.eclinicaldirectplus.com

Organizations & group practices 8

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.

NPI Registry JSON

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

{
    "created_epoch": "1274832000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1696896000000",
    "number": "1205155488",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "275 W MACARTHUR",
            "city": "OAKLAND",
            "state": "CA",
            "postal_code": "946115641",
            "telephone_number": "510-752-1000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "27303 SLEEPY HOLLOW AVE S",
            "city": "HAYWARD",
            "state": "CA",
            "postal_code": "945454203",
            "telephone_number": "510-752-1000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LEMBERG",
        "first_name": "OLGA",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2010-05-26",
        "last_updated": "2023-10-10",
        "certification_date": "2023-10-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "CA",
            "license": "A112250",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "SOAP",
            "endpointTypeDescription": "SOAP URL",
            "endpoint": "https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq",
            "affiliation": "N",
            "endpointDescription": "Carequality",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "27303 Sleepy Hollow Ave S",
            "city": "Hayward",
            "state": "CA",
            "country_code": "US",
            "postal_code": "945454203",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Hayward, CA

Sources for this page

Verify at the official NPI Registry.