Individual provider Active NPI

Alex Chao, DO

  • Endocrinology, Diabetes & Metabolism Physician
  • Woodland, CA
National Provider Identifier
1528528130
Registry record updated Sep 30, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Endocrinology, Diabetes & Metabolism PhysicianTaxonomy code 207RE0101X
License
22081 Issued in CA
Practice address
632 W Gibson Rd
Woodland, CA 95695-5169
Phone
(530) 668-2600
Fax
(530) 661-1054
NPI assigned
Mar 20, 2019
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 30, 2024

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Endocrinology, Diabetes & Metabolism Physician 207RE0101X 22081 CA Primary

Addresses

Primary practice location

632 W Gibson Rd
Woodland, CA 95695-5169

Mailing address

3400 Data Dr
Rancho Cordova, CA 95670-7956
Phone (916) 851-2462

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
I20241002003556 CA Practitioner - Endocrinology 4486078680 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Endocrinology
Education
Touro Un Col of Osteopathic Medicine, Henderson, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Permanente Medical Group IncGroup PAC ID 8921910225, 10,928 clinicians

Practice addresses (Care Compare)

39400 Paseo Padre Pkwy
Fremont, CA 94538-2310
Phone (510) 248-3000

Hospital & facility affiliations

  • Woodland Memorial Hospital Hospital, Woodland, CA, CCN 050127

Merit-based Incentive Payment System (MIPS)

Final score
99.64 of 100Reported as apm
Quality
86.27
Promoting interoperability
100
Improvement activities
40

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
22081CAMDPediatric Occupational Therapist

Practice roles

OrganizationSpecialtyStatusNew patients
Permanente Medical Group Inc CurrentSince Feb 9, 2026 Accepting new patients
Dignity Health Medical Foundation Current Accepting new patients
Dignity Health Medical Foundation CurrentSince Sep 3, 2024 Accepting new patients
Permanente Medical Group, Inc CurrentSince Feb 9, 2026 Accepting new patients
Dignity Health Medical Foundation CurrentSince Sep 3, 2024 Accepting new patients

Locations

39400 Paseo Padre Pkwy
Fremont, CA 94538
Phone (510) 248-3000

3400 Data Dr
Rncho Cordova, CA 95670
Phone (916) 379-2726

632 W Gibson Rd
Woodland, CA 95695
Phone (530) 666-1631

Interoperability endpoints

  • Direct secure messaging: alex.chao@hca3.eclinicaldirectplus.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 1

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": "1553040000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1727654400000",
    "number": "1528528130",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3400 DATA DR",
            "city": "RANCHO CORDOVA",
            "state": "CA",
            "postal_code": "956707956",
            "telephone_number": "916-851-2462"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "632 W GIBSON RD",
            "city": "WOODLAND",
            "state": "CA",
            "postal_code": "956955169",
            "telephone_number": "530-668-2600",
            "fax_number": "530-661-1054"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHAO",
        "first_name": "ALEX",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-03-20",
        "last_updated": "2024-09-30",
        "certification_date": "2024-09-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RE0101X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": "CA",
            "license": "22081",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Woodland, CA

Sources for this page

Verify at the official NPI Registry.