Individual provider Active NPI

Isabel Archer-Blaschka, LMFT#152712

  • Mental Health Counselor
  • Pleasanton, CA
National Provider Identifier
1811708647
Registry record updated Jun 23, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Mental Health CounselorTaxonomy code 101YM0800X
License
152712 Issued in CA
Practice address
5502 Sunol Blvd., Suite 106
Pleasanton, CA 94566-7743
Phone
(408) 203-2035
NPI assigned
Jan 20, 2025
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jun 23, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Mental Health CounselorGroup: 193400000X SINGLE SPECIALTY GROUP 101YM0800X 152712 CA Primary

Addresses

Primary practice location

5502 Sunol Blvd., Suite 106
Pleasanton, CA 94566-7743

Mailing address

3840 Princeton Way
Livermore, CA 94550-3647
Phone (408) 203-2035

Other names 1

  • Mrs. Isabel Archer Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: No
  • Power mobility devices: No
  • Hospice: No
Green means eligible to order or refer.
Opted out of Medicare
Yes, effective Apr 20, 2026 through Apr 20, 2028

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
152712CAMDMental Health Counselor

NPI Registry JSON

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

{
    "created_epoch": "1737331200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782172800000",
    "number": "1811708647",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3840 PRINCETON WAY",
            "city": "LIVERMORE",
            "state": "CA",
            "postal_code": "945503647",
            "telephone_number": "408-203-2035"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5502 SUNOL BLVD., SUITE 106",
            "city": "PLEASANTON",
            "state": "CA",
            "postal_code": "945667743",
            "telephone_number": "408-203-2035"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ARCHER-BLASCHKA",
        "first_name": "ISABEL",
        "name_prefix": "Mrs.",
        "credential": "LMFT#152712",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2025-01-20",
        "last_updated": "2026-06-23",
        "certification_date": "2026-06-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Counselor, Mental Health",
            "state": "CA",
            "license": "152712",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "ISABEL",
            "last_name": "ARCHER",
            "prefix": "MRS.",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Pleasanton, CA

Sources for this page

Verify at the official NPI Registry.