Individual provider Active NPI

Michael Jack Grossman, M.D.

  • Family Medicine Physician
  • Lake Forest, CA
National Provider Identifier
1942367008
Registry record updated Mar 27, 2008
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Medicine PhysicianTaxonomy code 207Q00000X
License
G33405 Issued in CA
Practice address
24432 Muirlands Blvd
Suite 111
Lake Forest, CA 92630-3939
Phone
(949) 770-7301
Fax
(949) 770-0634
NPI assigned
Jan 1, 2007
Last updated
Mar 27, 2008By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Mar 27, 2008

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Medicine Physician 207Q00000X G33405 CA Primary

Addresses

Primary practice location

24432 Muirlands Blvd
Suite 111
Lake Forest, CA 92630-3939

Mailing address

24432 Muirlands Blvd
Suite 111
Lake Forest, CA 92630-3939
Phone (949) 770-7501

Other identifiers 1

IdentifierTypeStateIssuer
G33405OtherCAMEDICAL LICENSE

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: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.
Opted out of Medicare
Yes, effective Apr 7, 2025 through Apr 7, 2027

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
G33405CAMDFamily Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Grossman Medical Rejuvenation Inc Family Medicine CurrentSince May 17, 2024 Accepting new patients
Providence Medical Foundation Family Medicine Past Accepting new patients
Michael Jack Grossman, M.D., Inc Family Medicine PastSince Apr 1, 2020 Accepting new patients

Locations

4440 Von Karman Ave
Ste 201
Newport Beach, CA 92660
Phone (949) 222-0232

Organizations & group practices 3

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": "1167609600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1206576000000",
    "number": "1942367008",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "24432 MUIRLANDS BLVD",
            "address_2": "SUITE 111",
            "city": "LAKE FOREST",
            "state": "CA",
            "postal_code": "926303939",
            "telephone_number": "949-770-7501"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "24432 MUIRLANDS BLVD",
            "address_2": "SUITE 111",
            "city": "LAKE FOREST",
            "state": "CA",
            "postal_code": "926303939",
            "telephone_number": "949-770-7301",
            "fax_number": "949-770-0634"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GROSSMAN",
        "first_name": "MICHAEL",
        "middle_name": "JACK",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2007-01-01",
        "last_updated": "2008-03-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "CA",
            "license": "G33405",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICAL LICENSE",
            "identifier": "G33405",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Lake Forest, CA

Sources for this page

Verify at the official NPI Registry.