Individual provider Active NPI

Jessica Anne Piasecki, LMFT

  • Counselor
  • Oakland, CA
National Provider Identifier
1699450841
Registry record updated Jan 3, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
CounselorTaxonomy code 101Y00000X
License
156991 Issued in CA
Practice address
1100 Webster St Apt 655
Oakland, CA 94607-4642
Phone
(510) 822-6783
NPI assigned
Jun 15, 2023
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jan 3, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Counselor 101Y00000X 156991 CA Primary

Addresses

Primary practice location

1100 Webster St Apt 655
Oakland, CA 94607-4642

Mailing address

1100 Webster St Apt 655
Oakland, CA 94607-4642

Other practice location 1

329A 14th St
Oakland, CA 94612-3906
Phone (510) 822-6783

Other names 1

  • Jess Piasecki Other name

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)
Not enrolled

State licenses

LicenseStateTypeSpecialty
156991CAMDCounselor

NPI Registry JSON

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

{
    "created_epoch": "1686787200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767398400000",
    "number": "1699450841",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1100 WEBSTER ST APT 655",
            "city": "OAKLAND",
            "state": "CA",
            "postal_code": "946074642"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1100 WEBSTER ST APT 655",
            "city": "OAKLAND",
            "state": "CA",
            "postal_code": "946074642",
            "telephone_number": "510-822-6783"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "329A 14th St",
            "address_purpose": "LOCATION",
            "city": "Oakland",
            "state": "CA",
            "postal_code": "946123906",
            "country_code": "US",
            "telephone_number": "510-822-6783",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "PIASECKI",
        "first_name": "JESSICA",
        "middle_name": "ANNE",
        "credential": "LMFT",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2023-06-15",
        "last_updated": "2026-01-03",
        "certification_date": "2026-01-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101Y00000X",
            "taxonomy_group": "",
            "desc": "Counselor",
            "state": "CA",
            "license": "156991",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "JESS",
            "last_name": "PIASECKI",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

Other providers in Oakland, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 3, 2026; 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.