Justina Jennan Tseng, MD

Primary specialty

Rheumatology PhysicianTaxonomy code 207RR0500X

License

C54040 Issued in CA

Practice address

1335 Buenaventura Blvd
Redding, CA 96001-0160

Phone

(530) 287-9758

Fax

(530) 276-0027

NPI assigned

Jun 23, 2006

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

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

Rheumatology

Education

Boston University School of Medicine, 1998

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Hospital & facility affiliations

• Union Hospital Inc Hospital, Terre Haute, IN, CCN 150023
• Sullivan County Community Hospital Hospital, Sullivan, IN, CCN 151327
• Union Hospital Clinton Hospital, Clinton, IN, CCN 151326

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: jtseng@unionhealth.cernerdirect.com

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.

• Family Health Centers of San Diego, Inc

  • Federally Qualified Health Center (FQHC)
  • San Diego, CA
  • NPI 1447281936
  Medicare reassignment NPD
• Rheumatology Associates PC

  • Rheumatology Physician
  • Redding, CA
  • NPI 1326898594
  Medicare reassignment NPD
• Family Health Centers of San Diego, Inc

  • Federally Qualified Health Center (FQHC)
  • Escondido, CA
  • NPI 1356178180
  NPD
• Family Health Centers of San Diego, Inc

  • Federally Qualified Health Center (FQHC)
  • San Diego, CA
  • NPI 1477953933
  NPD
• Union Hospital Inc.

  • General Acute Care Hospital
  • Terre Haute, IN
  • NPI 1619975331
  NPD
• Tricare Outpatient Clinic Clairemont

  • Military/U.S. Coast Guard Outpatient Clinic/Center
  • San Diego, CA
  • NPI 1922206853
  NPD (past)
• Frances Mahon Deaconess Hospital

  • Critical Access Hospital
  • Glasgow, MT
  • NPI 1689685323
  NPD (past)
• Jordan Physician Associates, Inc.

  • Anatomic Pathology & Clinical Pathology Physician
  • Plymouth, MA
  • NPI 1194263186
  NPD (past)
• Jordan Physician Associates, Inc.

  • Family Medicine Physician
  • Plymouth, MA
  • NPI 1538145131
  NPD (past)

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

• Sullivan County Community Hospital

  • Critical Access Hospital Clinic/Center
  • Sullivan, IN
  • NPI 1487450698
  Care Compare affiliation
• Sullivan County Community Hospital

  • Clinic/Center
  • Sullivan, IN
  • NPI 1497363303

  Hospital

  Care Compare affiliation
• Sullivan County Community Hospital

  • Critical Access Hospital
  • Sullivan, IN
  • NPI 1497759260
  Care Compare affiliation
• Union Hospital Inc.

  • General Acute Care Hospital
  • Terre Haute, IN
  • NPI 1619975331
  Care Compare affiliation
• Union Hospital, Inc

  • General Acute Care Hospital
  • Terre Haute, IN
  • NPI 1821859752
  Care Compare affiliation
• Union Hospital, Inc.

  • Critical Access Hospital
  • Clinton, IN
  • NPI 1306844519
  Care Compare affiliation
• West Central Community Hospital

  • General Acute Care Hospital
  • Clinton, IN
  • NPI 1093713802
  Care Compare affiliation

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

{
    "created_epoch": "1151020800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772668800000",
    "number": "1346276540",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1809 NATIONAL AVE",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921132113",
            "telephone_number": "619-906-4623"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1335 BUENAVENTURA BLVD",
            "city": "REDDING",
            "state": "CA",
            "postal_code": "960010160",
            "telephone_number": "530-287-9758",
            "fax_number": "530-276-0027"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "243 Elm St",
            "address_purpose": "LOCATION",
            "city": "Claremont",
            "state": "NH",
            "postal_code": "037434921",
            "country_code": "US",
            "telephone_number": "858-227-9187",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "4725 Market St",
            "address_purpose": "LOCATION",
            "city": "San Diego",
            "state": "CA",
            "postal_code": "921024715",
            "country_code": "US",
            "telephone_number": "619-515-2560",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "TSENG",
        "first_name": "JUSTINA",
        "middle_name": "JENNAN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-06-23",
        "last_updated": "2026-03-05",
        "certification_date": "2026-03-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RR0500X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Rheumatology",
            "state": "CA",
            "license": "C54040",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Rheumatology Physician in Redding, CA
• Providers in Redding, CA by specialty
• Rheumatology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 5, 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.