Individual provider Active NPI

Brett L Mathieson, MD

  • Anesthesiology Physician
  • Marysville, CA
National Provider Identifier
1538112339
Registry record updated Dec 29, 2016
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
G76823 Issued in CA
Practice address
726 4TH St
Marysville, CA 95901-5656
Phone
(530) 749-4300
NPI assigned
May 19, 2006
Last updated
Dec 29, 2016By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 29, 2016

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X G76823 CA Primary

Addresses

Primary practice location

726 4TH St
Marysville, CA 95901-5656

Mailing address

PO Box 7096
Stockton, CA 95267-0096
Phone (209) 956-7725

Other identifiers 1

IdentifierTypeStateIssuer
00G768230MedicaidCA

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
I20090129000448 CA Practitioner - Anesthesiology 2668536046 Reassigns benefits to 6 organizations

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
Other, 1991
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Sutter Valley Medical FoundationGroup PAC ID 9830094515, shared by 24 NPIs, 2,473 clinicians

Practice addresses (Care Compare)

2800 L St
Sacramento, CA 95816-5616

460 Plumas Blvd
Yuba City, CA 95991-5005
Phone (530) 741-1400

480 Plumas Blvd
Yuba City, CA 95991-5005
Phone (530) 749-3500

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
G76823CAMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Sutter Valley Medical Foundation CurrentSince Nov 3, 2025 Accepting new patients
Sutter Valley Medical Foundation CurrentSince Nov 3, 2025 Accepting new patients
Sutter Valley Medical Foundation CurrentSince Nov 3, 2025 Accepting new patients
Sutter Valley Medical Foundation Anesthesiology Current Accepting new patients
Sutter Valley Medical Foundation CurrentSince Nov 1, 2018 Accepting new patients
Sutter Valley Medical Foundation CurrentSince Nov 3, 2025 Accepting new patients
Sutter Valley Medical Foundation CurrentSince Nov 1, 2018 Accepting new patients
Twin Cities Surgical Hospital LLC Past Accepting new patients
Sutter Valley Hospitals Past Accepting new patients

Locations

8200 Laguna Blvd
Elk Grove, CA 95758
Phone (916) 544-5400

815 Court St
Ste 7
Jackson, CA 95642
Phone (209) 257-5900

726 4th St
Marysville, CA 95901
Phone (530) 491-9491

1409 E Briggsmore Ave
Modesto, CA 95355
Phone (209) 550-4725

600 Coffee Rd
Modesto, CA 95355
Phone (209) 550-4755

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

8011 Don Ave
Stockton, CA 95209
Phone (209) 955-3001

250 W Main St
Woodland, CA 95695
Phone (916) 668-6100

460 Plumas Blvd
Ste 202
Yuba City, CA 95991
Phone (530) 749-5500

460 Plumas Blvd
Ste 203
Yuba City, CA 95991
Phone (530) 749-3399

Interoperability endpoints

  • Direct secure messaging: bmathieson229896@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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

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": "1147996800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1482969600000",
    "number": "1538112339",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 7096",
            "city": "STOCKTON",
            "state": "CA",
            "postal_code": "952670096",
            "telephone_number": "209-956-7725",
            "fax_number": "209-956-7733"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "726 4TH ST",
            "city": "MARYSVILLE",
            "state": "CA",
            "postal_code": "959015656",
            "telephone_number": "530-749-4300"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MATHIESON",
        "first_name": "BRETT",
        "middle_name": "L",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-05-19",
        "last_updated": "2016-12-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "CA",
            "license": "G76823",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00G768230",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Marysville, CA

Sources for this page

Verify at the official NPI Registry.