Individual provider Active NPI

Roger Grossman, LMFT

  • Marriage & Family Therapist
  • Oakland, CA
National Provider Identifier
1407111933
Registry record updated Mar 11, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Marriage & Family TherapistTaxonomy code 106H00000X
License
98803 Issued in CA
Practice address
3761 Park Boulevard Way Apt 405
Oakland, CA 94610-2843
Phone
(914) 907-1497
NPI assigned
Jul 11, 2012
Last updated
Mar 11, 2026By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Mar 11, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Addiction (Substance Use Disorder) Counselor 101YA0400X CA
Marriage & Family Therapist 106H00000X 98803 CA Primary

Addresses

Primary practice location

3761 Park Boulevard Way Apt 405
Oakland, CA 94610-2843

Mailing address

3761 Park Boulevard Way Apt 405
Oakland, CA 94610-2843
Phone (914) 907-1497

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: No
  • Power mobility devices: No
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20240205003398 CA Practitioner - Marriage and Family Therapist 1951487925 Practice locations: Oakland, CA

Care Compare profile

Medicare Care Compare
Specialty
Marriage and Family Therapist
Education
Mercy College, 2010
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services

Practice addresses (Care Compare)

3761 Park Boulevard Way
Apt 405
Oakland, CA 94610-2843
Phone (914) 907-1497

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Partners for Life Therapy LLC Marriage & Family Therapist CurrentSince Dec 10, 2023 Accepting new patients

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

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

{
    "created_epoch": "1341964800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773187200000",
    "number": "1407111933",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3761 PARK BOULEVARD WAY APT 405",
            "city": "OAKLAND",
            "state": "CA",
            "postal_code": "946102843",
            "telephone_number": "914-907-1497"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3761 PARK BOULEVARD WAY APT 405",
            "city": "OAKLAND",
            "state": "CA",
            "postal_code": "946102843",
            "telephone_number": "914-907-1497"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GROSSMAN",
        "first_name": "ROGER",
        "credential": "LMFT",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2012-07-11",
        "last_updated": "2026-03-11",
        "certification_date": "2026-03-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "CA",
            "license": null,
            "primary": false
        },
        {
            "code": "106H00000X",
            "taxonomy_group": "",
            "desc": "Marriage & Family Therapist",
            "state": "CA",
            "license": "98803",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Oakland, CA

Sources for this page

Verify at the official NPI Registry.