Xiao Yang, M.D.

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

A94954 Issued in CA

Practice address

2260 Gladstone Dr Ste 8
Pittsburg, CA 94565-5125

Phone

(925) 301-8487

Fax

(925) 301-8268

NPI assigned

Mar 24, 2006

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Other identifiers 2

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

Specialty

HospitalistAlso: Internal Medicine

Education

Other, 1988

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Practice addresses (Care Compare)

Hospital & facility affiliations

• John Muir Medical Center - Walnut Creek Campus Hospital, Walnut Creek, CA, CCN 050180

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

• BSC 65 PLUS INDIVIDUAL MAPD

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.

• Enlight Consulting Co

  • Internal Medicine Physician
  • Pittsburg, CA
  • NPI 1427459189
  Medicare reassignment NPD Authorized official
• Vituity Hospitalists PC

  • Hospitalist Physician
  • Redding, CA
  • NPI 1730666108

  Internal Medicine

  Medicare reassignment NPD
• Vituity Hospitalists PC

  • Hospitalist Physician
  • San Luis Obispo, CA
  • NPI 1104551639

  Internal Medicine

  NPD
• California Pacific Medical Group, Inc.

  dba Brown & Toland Medical Group

  • Multi-Specialty Clinic/Center
  • Oakland, CA
  • NPI 1275002453
  NPD (past)
• Hill Physicians Medical Group - PPO Program

  • Preferred Provider Organization
  • San Ramon, CA
  • NPI 1679011035
  NPD (past)
• Quantum Healthcare Medical Associates Inc.

  • Hospitalist Physician
  • Colton, CA
  • NPI 1568490597

  Internal Medicine

  NPD (past)

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

• John Muir Health

  dba John Muir Health, Walnut Creek Medical Center

  • General Acute Care Hospital
  • Walnut Creek, CA
  • NPI 1740215219
  Care Compare affiliation

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

{
    "created_epoch": "1143158400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771372800000",
    "number": "1548220304",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2260 GLADSTONE DR STE 8",
            "city": "PITTSBURG",
            "state": "CA",
            "postal_code": "945655125",
            "telephone_number": "925-301-8487",
            "fax_number": "925-301-8268"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2260 GLADSTONE DR STE 8",
            "city": "PITTSBURG",
            "state": "CA",
            "postal_code": "945655125",
            "telephone_number": "925-301-8487",
            "fax_number": "925-301-8268"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "YANG",
        "first_name": "XIAO",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-03-24",
        "last_updated": "2026-02-18",
        "certification_date": "2026-02-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "CA",
            "license": "A94954",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "KS",
            "license": "0430644",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A94954",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "200263840A",
            "state": "KS"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "CAQH IDN",
            "identifier": "11341402",
            "state": null
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Amelia Katherine Wood
• Monica Louann Wood, LMFT
• Rosa F Woods
• Charde Marie Wydermyer
• Annabelle Siliga Yandall
• Yasaman Sani, DDS Inc.
• Nydia Guadalupe Yataco, MSW
• Jaclyn Young
• Laura Young
• Meagan Callie Youngblood, MHRS

• Internal Medicine Physician in Pittsburg, CA
• Providers in Pittsburg, CA by specialty
• Internal Medicine Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 18, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.