NPIMap

Individual provider Active NPI

Asser M Youssef, M.D.

  • Surgery Physician
  • Mesa, AZ
National Provider Identifier
1831297126
Registry record updated Jun 11, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Surgery PhysicianTaxonomy code 208600000X
License
48584 Issued in AZ
Practice address
4135 S Power Rd Ste 117
Mesa, AZ 85212-3625
Phone
(480) 350-7905
NPI assigned
Sep 20, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 11, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Surgery Physician 208600000X 48584 AZ Primary
Trauma Surgery Physician 2086S0127X 48584 AZ

Addresses

Primary practice location

4135 S Power Rd Ste 117
Mesa, AZ 85212-3625

Mailing address

PO Box 1479
Chandler, AZ 85244-1479
Phone (917) 572-1129

Other identifiers 1

IdentifierTypeStateIssuer
890347MedicaidAZ

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in AZ
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20140502001900 AZ Practitioner - General SurgeryPractitioner - Critical Care (Intensivists) 3173522729 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
General Surgery
Education
Other, 1992
Medicare assignment
Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

1125 S Alma School Rd
Suite 202
Chandler, AZ 85286-2811
Phone (480) 350-7905

Hospital & facility affiliations

  • Banner Ocotillo Medical Center Hospital, Chandler, AZ, CCN 030147
  • Dignity Health Arizona General Hospital Hospital, Mesa, AZ, CCN 030139
  • Banner Gateway Medical Center Hospital, Gilbert, AZ, CCN 030122

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy11
Hernia repair (minimally invasive)1-10

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Honorhealth Ambulatory Current Accepting new patients
Honorhealth Ambulatory CurrentSince Apr 1, 2018 Accepting new patients
General & Robotic Surgical Associates PLLC Surgery CurrentSince Dec 19, 2018 Accepting new patients
Honorhealth Ambulatory CurrentSince Apr 1, 2018 Accepting new patients

Locations

2080 W Southern Ave
Bldg B1
Apache Junction, AZ 85120
Phone (480) 982-9272

1955 W Frye Rd
Chandler, AZ 85224
Phone (480) 507-2961

1125 S Alma School Rd
Ste 202
Chandler, AZ 85286
Phone (480) 409-5060

2860 S Alma School Rd
Ste 33
Chandler, AZ 85286
Phone (480) 581-1200

6116 E Arbor Ave
Ste 102
Mesa, AZ 85206
Phone (480) 654-2312

4135 S Power Rd
Ste 117
Mesa, AZ 85212
Phone (480) 505-3276

2500 W Utopia Rd
Ste 100
Phoenix, AZ 85027
Phone (623) 683-4462

10510 N 92nd St
Ste 200
Scottsdale, AZ 85258
Phone (480) 323-1250

7400 E Osborn Rd
Scottsdale, AZ 85251
Phone (480) 481-4000

7351 E Osborn Rd
Ste 200B
Scottsdale, AZ 85251
Phone (480) 882-5730

Interoperability endpoints

  • Direct secure messaging: asser.youssef.1@19380.direct.athenahealth.com

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 11

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": "1158710400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1781136000000",
    "number": "1831297126",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 1479",
            "city": "CHANDLER",
            "state": "AZ",
            "postal_code": "852441479",
            "telephone_number": "917-572-1129",
            "fax_number": "480-625-4302"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4135 S POWER RD STE 117",
            "city": "MESA",
            "state": "AZ",
            "postal_code": "852123625",
            "telephone_number": "480-350-7905"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "YOUSSEF",
        "first_name": "ASSER",
        "middle_name": "M",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-09-20",
        "last_updated": "2026-06-11",
        "certification_date": "2026-06-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "AZ",
            "license": "48584",
            "primary": true
        },
        {
            "code": "2086S0127X",
            "taxonomy_group": "",
            "desc": "Surgery, Trauma Surgery",
            "state": "AZ",
            "license": "48584",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "890347",
            "state": "AZ"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Mesa, AZ

Sources for this page

Verify at the official NPI Registry.