Individual provider Active NPI

Inna E Larsen, MD

  • Psychiatry Physician
  • New York, NY
National Provider Identifier
1316356223
Registry record updated Jul 11, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatry PhysicianTaxonomy code 2084P0800X
License
296717 Issued in NY
Practice address
550 1St Ave
New York, NY 10016-6402
Phone
(650) 380-7194
NPI assigned
Aug 5, 2014
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 11, 2022

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
General Practice Physician 208D00000X A141604 CA
Psychiatry Physician 2084P0800X 296717 NY Primary

Addresses

Primary practice location

550 1St Ave
New York, NY 10016-6402

Mailing address

550 1St Ave
New York, NY 10016-6402
Phone (650) 380-7194

Other practice location 1

2230 Stockton Blvd
Sacramento, CA 95817
Phone (916) 734-2614

Other practice location 2

8001 Lorraine Ave
Stockton, CA 95210-4202
Phone (209) 472-7400

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file
Opted out of Medicare
Yes, effective Jul 6, 2023 through Jul 6, 2027

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A141604CAMDGeneral Practice Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Coast Psychiatry Medical Group Psychiatry CurrentSince Apr 27, 2025 Accepting new patients

Locations

1000 Fremont Ave
Ste 250A
Los Altos, CA 94024
Phone (650) 207-6694

555 Bryant St
Palo Alto, CA 94301
Phone (415) 663-5584

Interoperability endpoints

  • Direct secure messaging: ilarsen19264@smch.direct-ci.com

Organizations & group practices 1

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": "1407196800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1657497600000",
    "number": "1316356223",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "550 1ST AVE",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100166402",
            "telephone_number": "650-380-7194"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "550 1ST AVE",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100166402",
            "telephone_number": "650-380-7194"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2230 STOCKTON BLVD",
            "address_purpose": "LOCATION",
            "city": "SACRAMENTO",
            "state": "CA",
            "postal_code": "95817",
            "country_code": "US",
            "telephone_number": "916-734-2614",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "8001 Lorraine Ave",
            "address_purpose": "LOCATION",
            "city": "Stockton",
            "state": "CA",
            "postal_code": "952104202",
            "country_code": "US",
            "telephone_number": "209-472-7400",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LARSEN",
        "first_name": "INNA",
        "middle_name": "E",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2014-08-05",
        "last_updated": "2022-07-11",
        "certification_date": "2022-07-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208D00000X",
            "taxonomy_group": "",
            "desc": "General Practice",
            "state": "CA",
            "license": "A141604",
            "primary": false
        },
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "NY",
            "license": "296717",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in New York, NY

Sources for this page

Verify at the official NPI Registry.