Individual provider Active NPI

Lars Osterberg, MD

  • Research Study Specialist
  • Palo Alto, CA
National Provider Identifier
1538100243
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Research Study SpecialistTaxonomy code 1744R1102X
License
GO76147 Issued in CA
Practice address
3801 Miranda Ave
Palo Alto, CA 94304-1207
Phone
(650) 493-5000
Fax
(650) 852-3372
NPI assigned
Jun 10, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Research Study Specialist 1744R1102X GO76147 CA Primary

Addresses

Primary practice location

3801 Miranda Ave
Palo Alto, CA 94304-1207

Mailing address

1356 Johnson St
Menlo Park, CA 94025-4418
Phone (650) 493-5000

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
I20160317001118 CA Order and Referring Only - Internal MedicinePractitioner - Internal Medicine 9739378076

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
GO76147CAMDResearch Study Specialist

NPI Registry JSON

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

{
    "created_epoch": "1149897600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1538100243",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1356 JOHNSON ST",
            "city": "MENLO PARK",
            "state": "CA",
            "postal_code": "940254418",
            "telephone_number": "650-493-5000",
            "fax_number": "650-852-3372"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3801 MIRANDA AVE",
            "city": "PALO ALTO",
            "state": "CA",
            "postal_code": "943041207",
            "telephone_number": "650-493-5000",
            "fax_number": "650-852-3372"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OSTERBERG",
        "first_name": "LARS",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-10",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1744R1102X",
            "taxonomy_group": "",
            "desc": "Specialist, Research Study",
            "state": "CA",
            "license": "GO76147",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Palo Alto, CA

Sources for this page

Verify at the official NPI Registry.