Organization Active NPI

Sean S Mohtashami DDS Inc

  • General Practice Dentistry
  • Long Beach, CA
National Provider Identifier
1033934229
Registry record updated Nov 24, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
General Practice DentistryTaxonomy code 1223G0001X
Legal business name
SEAN S MOHTASHAMI DDS INC
Practice address
3918 Long Beach Blvd Ste 200
Long Beach, CA 90807-2685
Phone
(562) 242-2075
NPI assigned
Nov 21, 2024
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Nov 24, 2025

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

Authorized official

Name
Rose I Reynolds
Title
RCM
Phone
(562) 242-2075

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
General Practice DentistryGroup: 193400000X SINGLE SPECIALTY GROUP 1223G0001X Primary

Addresses

Primary practice location

3918 Long Beach Blvd Ste 200
Long Beach, CA 90807-2685

Mailing address

3918 Long Beach Blvd Ste 150
Long Beach, CA 90807-2666
Phone (562) 242-2075

Other names 1

  • 4M Dental Implant Center Doing business as

National Provider Directory

National Provider Directory
Tax ID family
Sean S Mohtashami DDS Inc2 organizations share this tax ID, including this one

Other organizations with this tax ID 1

Organizations that report the same tax identification number in the National Provider Directory.

Locations

3918 Long Beach Blvd
Ste 150
Long Beach, CA 90807

Ownership & related parties

Subparts reporting this organization as parent 1

Organizations that report themselves as subparts in NPPES and name this organization, in the same state, as their parent.

Practitioners & affiliated clinicians

Practitioners 2

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1732147200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1763942400000",
    "number": "1033934229",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3918 LONG BEACH BLVD STE 150",
            "city": "LONG BEACH",
            "state": "CA",
            "postal_code": "908072666",
            "telephone_number": "562-242-2075"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3918 LONG BEACH BLVD STE 200",
            "city": "LONG BEACH",
            "state": "CA",
            "postal_code": "908072685",
            "telephone_number": "562-242-2075"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "SEAN S MOHTASHAMI DDS INC",
        "organizational_subpart": "NO",
        "enumeration_date": "2024-11-21",
        "last_updated": "2025-11-24",
        "certification_date": "2025-11-24",
        "status": "A",
        "authorized_official_last_name": "REYNOLDS",
        "authorized_official_first_name": "ROSE",
        "authorized_official_middle_name": "I",
        "authorized_official_title_or_position": "RCM",
        "authorized_official_telephone_number": "562-242-2075"
    },
    "taxonomies": [
        {
            "code": "1223G0001X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Dentist, General Practice",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "4M Dental Implant Center",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Long Beach, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 24, 2025; 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.