Tangel Chang

Primary specialty

Radiation Oncology PhysicianTaxonomy code 2085R0001X

License

20A13213 Issued in CA

Practice address

15400 National Ave Ste 100
Los Gatos, CA 95032-2433

Phone

(408) 358-8400

Fax

(408) 358-2793

NPI assigned

Aug 29, 2012

Last updated

Jul 13, 2026By the provider in NPPES

Sex

Female

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, TN, NC3 enrollments

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 3

Specialty

Radiation Oncology

Education

Other, 2012

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Monterey Bay Oncology a Medical CorporationGroup PAC ID 6507826856, 14 clinicians

Johnston Radiation Oncology LLCGroup PAC ID 7012048838, 19 clinicians

Community Hospital of the Monterey PeninsulaGroup PAC ID 7214839125, 143 clinicians

Smithfield Radiation Oncology LLCGroup PAC ID 6709835846, 18 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Community Hospital of the Monterey Peninsula Hospital, Monterey, CA, CCN 050145

Merit-based Incentive Payment System (MIPS)

Final score

87.74 of 100Reported as group

Quality

87.56

Promoting interoperability

100

Improvement activities

40

Cost

71.58

Merit-based Incentive Payment System (MIPS)

Final score

81.51 of 100Reported as group

Quality

55.01

Promoting interoperability

97

Improvement activities

40

Cost

75.91

Merit-based Incentive Payment System (MIPS)

Final score

90.11 of 100Reported as group

Quality

86.24

Promoting interoperability

100

Improvement activities

40

Cost

78.35

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

State licenses

Practice roles

Locations

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.

• Community Hospital of the Monterey Peninsula

  dba CHOMP On Call

  • General Acute Care Hospital
  • Monterey, CA
  • NPI 1225285810
  Medicare reassignment Care Compare group NPD
• Johnston Radiation Oncology LLC

  dba UNC Radiation Oncology at Clayton

  • Radiation Oncology Physician
  • Clayton, NC
  • NPI 1578885406
  Medicare reassignment Care Compare group NPD
• Smithfield Radiation Oncology, LLC

  dba UNC Radiation Oncology at Smithfield

  • Radiation Oncology Physician
  • Smithfield, NC
  • NPI 1255360459
  Medicare reassignment Care Compare group NPD
• Folsom Dermatology

  • Dermatology Physician
  • Folsom, CA
  • NPI 1669731899
  Medicare reassignment NPD
• Minarets Medical Group, Inc.

  • Dermatology Physician
  • Fresno, CA
  • NPI 1063626265
  Medicare reassignment NPD
• Regents of the University of California

  dba UC Davis Medical Group

  • Multi-Specialty Clinic/Center
  • Sacramento, CA
  • NPI 1952998973
  Medicare reassignment NPD
• Stephen William Doggett, M.D. PA

  • Radiation Oncology Physician
  • Newport Beach, CA
  • NPI 1427281666
  Medicare reassignment NPD
• Cookeville Regional Medical Center

  dba Cookeville Regional Physicians

  • Hospitalist Physician
  • Cookeville, TN
  • NPI 1023397031
  Medicare reassignment NPD
• University of North Carolina at Chapel Hill

  dba UNC Faculty Physicians

  • Anesthesiology Physician
  • Chapel Hill, NC
  • NPI 1780669200
  Medicare reassignment NPD
• Monterey Bay Oncology a Medical Corporation

  dba Pacific Cancer Care

  • Hematology & Oncology Physician
  • Monterey, CA
  • NPI 1972542959
  Care Compare group NPD (past)
• Community Hospital of the Monterey Peninsula

  • General Acute Care Hospital
  • Monterey, CA
  • NPI 1932197258
  NPD
• Grossmont Dermatology Medical Clinic

  dba Coastal Skin and Eye Institute

  • Procedural Dermatology Physician
  • La Mesa, CA
  • NPI 1194838441
  NPD

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

• Community Hospital of the Monterey Peninsula

  • Psychiatric Hospital Unit
  • Monterey, CA
  • NPI 1679562169
  Care Compare affiliation
• Community Hospital of the Monterey Peninsula

  • General Acute Care Hospital
  • Monterey, CA
  • NPI 1932197258
  Care Compare affiliation

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

{
    "created_epoch": "1346198400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1306194915",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5 HARRIS CT STE 201",
            "city": "MONTEREY",
            "state": "CA",
            "postal_code": "939405750"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "15400 NATIONAL AVE STE 100",
            "city": "LOS GATOS",
            "state": "CA",
            "postal_code": "950322433",
            "telephone_number": "408-358-8400",
            "fax_number": "408-358-2793"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHANG",
        "first_name": "TANGEL",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2012-08-29",
        "last_updated": "2026-07-13",
        "certification_date": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0001X",
            "taxonomy_group": "",
            "desc": "Radiology, Radiation Oncology",
            "state": "IA",
            "license": "1306194915",
            "primary": false
        },
        {
            "code": "2085R0001X",
            "taxonomy_group": "",
            "desc": "Radiology, Radiation Oncology",
            "state": "CA",
            "license": "20A13213",
            "primary": true
        },
        {
            "code": "2085R0001X",
            "taxonomy_group": "",
            "desc": "Radiology, Radiation Oncology",
            "state": "OH",
            "license": "34.012242",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "0196763",
            "state": "OH"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1306194915",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Michelle Chan
• Tiffany Chan, NP
• Helen Chih Shen Chang, M.D.
• Lynna Chang
• Pamela Chang
• Lupe Chapa-Green
• Robert Dan Chatfield III, D.C.
• Angelina Chau
• Thuy Giang Chau, PHARM. D
• Meenal Chaudhari

• Radiation Oncology Physician in Los Gatos, CA
• Providers in Los Gatos, CA by specialty
• Radiation Oncology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.