Individual provider Active NPI

Haroon M Mojaddidi, M.D.

  • Surgery Physician
  • Fairfield, CA
National Provider Identifier
1477641223
Registry record updated Jun 5, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Surgery PhysicianTaxonomy code 208600000X
License
A79061 Issued in CA
Practice address
2702 Low CT
Fairfield, CA 94534-9771
Phone
(707) 432-2700
Fax
(707) 432-2651
NPI assigned
Oct 10, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 5, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Surgery Physician 208600000X A79061 CA Primary

Addresses

Primary practice location

2702 Low CT
Fairfield, CA 94534-9771

Mailing address

PO Box 255228
Sacramento, CA 95865-5228
Phone (800) 470-0071

Other identifiers 1

IdentifierTypeStateIssuer
00A790610MedicaidCA

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
I20050802000432 CA Practitioner - General Surgery 5496783219 Reassigns benefits to 2 organizations
Practice locations: Castro Valley, CA

Care Compare profile

Medicare Care Compare
Specialty
General Surgery
Education
George Washington University School of Medicine, 2000
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Sutter Valley Medical FoundationGroup PAC ID 9830094515, 2,473 clinicians

Practice addresses (Care Compare)

2702 Low CT
Fairfield, CA 94534-9771
Phone (707) 432-2600

2720 Low CT
Fairfield, CA 94534-9771
Phone (707) 428-2731

2800 L St
Sacramento, CA 95816-5616

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy1-10
Hernia repair (minimally invasive)34
Mastectomy1-10
Upper gastrointestinal (GI) endoscopy for acid reflux11
Melanoma (skin cancer) excision1-10
Removal of tissue1-10

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Sutter Valley Medical Foundation Surgery CurrentSince Nov 1, 2009 Accepting new patients
Sutter Valley Medical Foundation Current Accepting new patients
Alameda Health System Surgery CurrentSince Jul 1, 2008 Accepting new patients
Sutter Valley Medical Foundation CurrentSince Nov 1, 2009 Accepting new patients
Alameda Health System CurrentSince Jul 1, 2008 Accepting new patients
Sutter Valley Hospitals Past Accepting new patients
Eden Medical Center/San Leandro Hospital Campus Past Accepting new patients
DHP of Northbay Medical Group Inc Surgery Past Accepting new patients
Sutter North Medical Foundation Past Accepting new patients
Sutter Valley Hospitals Past Accepting new patients

Locations

15400 Foothill Blvd
Bldg E
Castro Valley, CA 94578
Phone (510) 895-4200

2700 Low Ct
Fairfield, CA 94534
Phone (707) 432-2500

2702 Low Ct
Fairfield, CA 94534
Phone (707) 432-2600

2720 Low Ct
Fairfield, CA 94534
Phone (707) 428-2731

664 Southland Mall
Hayward, CA 94545
Phone (510) 266-1700

6066 Civic Terrace Ave
Newark, CA 94560
Phone (510) 505-1600

6955 Foothill Blvd
Ste 200
Oakland, CA 94605
Phone (510) 567-5700

1411 E 31st St
Oakland, CA 94602
Phone (510) 437-4323

690 Main St
Rio Vista, CA 94571
Phone (707) 374-6833

10470 Old Placerville Rd
Ste 100
Sacramento, CA 95827

2800 L St
Ste 500
Sacramento, CA 95816
Phone (916) 454-6850

770 Mason St
Vacaville, CA 95688
Phone (707) 446-2935

100 Hospital Dr
Fl 2
Vallejo, CA 94589
Phone (707) 551-3600

Interoperability endpoints

  • Direct secure messaging: hmojaddidi50264@hisp.ehr.sutterhealth.org

Organizations & group practices 10

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 5

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": "1160438400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780617600000",
    "number": "1477641223",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 255228",
            "city": "SACRAMENTO",
            "state": "CA",
            "postal_code": "958655228",
            "telephone_number": "800-470-0071"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2702 LOW CT",
            "city": "FAIRFIELD",
            "state": "CA",
            "postal_code": "945349771",
            "telephone_number": "707-432-2700",
            "fax_number": "707-432-2651"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MOJADDIDI",
        "first_name": "HAROON",
        "middle_name": "M",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-10-10",
        "last_updated": "2026-06-05",
        "certification_date": "2026-06-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "CA",
            "license": "A79061",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00A790610",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Fairfield, CA

Sources for this page

Verify at the official NPI Registry.