Individual provider Active NPI

Michael Allan Stone, MD

  • Orthopaedic Surgery Physician
  • West Hollywood, CA
National Provider Identifier
1336550656
Registry record updated Oct 3, 2019
On this page

Key facts

NPPES NPI Registry
Primary specialty
Orthopaedic Surgery PhysicianTaxonomy code 207X00000X
License
A133266 Issued in CA
Practice address
8700 Beverly Blvd
West Hollywood, CA 90048
Phone
(310) 423-5000
NPI assigned
May 9, 2014
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Oct 3, 2019

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X
Orthopaedic Surgery Physician 207X00000X A133266 CA Primary

Addresses

Primary practice location

8700 Beverly Blvd
West Hollywood, CA 90048

Mailing address

PO Box 512717
Los Angeles, CA 90051-0717

Other practice location 1

845 S Marengo Ave
Apt 11
Pasadena, CA 91106-4742
Phone (714) 745-4183

Other practice location 2

845 S Marengo Ave
Apt 11
Pasadena, CA 91106-4742
Phone (714) 745-4183

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: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20151230001092 CA Practitioner - Orthopedic Surgery 1850693391 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Orthopedic Surgery
Education
University of California, Irvine, California College of Medicine, 2013
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services

Practice addresses (Care Compare)

4553 Glencoe Ave
Suite 140
Marina del Rey, CA 90292-7906
Phone (424) 786-1379

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
93.23 of 100Reported as group
Quality
77.83
Promoting interoperability
98
Improvement activities
40
Cost
71.17

Merit-based Incentive Payment System (MIPS)

Final score
89.14 of 100Reported as group
Quality
84.79
Promoting interoperability
99
Improvement activities
40
Cost
73.15

Procedures performed for Medicare patients

ProcedureNumber of procedures
Upper limb (arm) arthroscopy (minimally invasive joint repair)1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A133266CAMDOrthopaedic Surgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Michael a Stone MD a Professional Corporation Orthopaedic Surgery CurrentSince May 30, 2025 Accepting new patients
Cedars-Sinai Medical Care Foundation CurrentSince Mar 1, 2020 Accepting new patients
Cedars-Sinai Medical Center CurrentSince Sep 9, 2019 Accepting new patients
Cedars-Sinai Medical Center CurrentSince Sep 9, 2019 Accepting new patients
Trias Global, LLC Past Accepting new patients

Locations

8635 W 3rd St
Ste 465W
Los Angeles, CA 90048
Phone (310) 423-0674

4553 Glencoe Ave
Ste 140
Marina del Rey, CA 90292
Phone (424) 786-1379

4140 W 190th St
Torrance, CA 90504
Phone (310) 967-1780

8700 Beverly Blvd
West Hollywood, CA 90048
Phone (310) 385-3291

Organizations & group practices 5

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Hospital & facility affiliations 2

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1399593600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1570060800000",
    "number": "1336550656",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 512717",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900510717"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8700 BEVERLY BLVD",
            "city": "WEST HOLLYWOOD",
            "state": "CA",
            "postal_code": "90048",
            "telephone_number": "310-423-5000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "845 S Marengo Ave",
            "address_2": "APT 11",
            "address_purpose": "LOCATION",
            "city": "Pasadena",
            "state": "CA",
            "postal_code": "911064742",
            "country_code": "US",
            "telephone_number": "714-745-4183",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "845 S Marengo Ave",
            "address_2": "APT 11",
            "address_purpose": "LOCATION",
            "city": "Pasadena",
            "state": "CA",
            "postal_code": "911064742",
            "country_code": "US",
            "telephone_number": "714-745-4183",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "STONE",
        "first_name": "MICHAEL",
        "middle_name": "ALLAN",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2014-05-09",
        "last_updated": "2019-10-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "CA",
            "license": "A133266",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in West Hollywood, CA

Sources for this page

Verify at the official NPI Registry.