Joseph Detweiler, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

A193411 Issued in CA

Practice address

215 W Janss Rd
Thousand Oaks, CA 91360-1847

Phone

(805) 497-2727

NPI assigned

Mar 31, 2021

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 2

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

Internal Medicine

Education

Other, 2021

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Inpatient Specialists of California PCGroup PAC ID 3476864448, 373 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Vitas Healthcare Corporation of California Hospice, Encino, CA, CCN 051656
• St Johns Regional Medical Center Hospital, Oxnard, CA, CCN 050082

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

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 and National Provider Directory roles.

• Inpatient Specialists of California, PC

  • Internal Medicine Physician
  • San Bernardino, CA
  • NPI 1952792475

  Family Medicine

  Medicare reassignment Care Compare group NPD

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

• Dignity Health

  • General Acute Care Hospital
  • Oxnard, CA
  • NPI 1073665360
  Care Compare affiliation
• Vitas Healthcare Corporation of California

  • Community Based Hospice Care Agency
  • Encino, CA
  • NPI 1194869750
  Care Compare affiliation

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

{
    "created_epoch": "1617148800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1722384000000",
    "number": "1902484850",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "215 W JANSS RD",
            "city": "THOUSAND OAKS",
            "state": "CA",
            "postal_code": "913601847",
            "telephone_number": "805-807-8513"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "215 W JANSS RD",
            "city": "THOUSAND OAKS",
            "state": "CA",
            "postal_code": "913601847",
            "telephone_number": "805-497-2727"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "DETWEILER",
        "first_name": "JOSEPH",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2021-03-31",
        "last_updated": "2024-07-31",
        "certification_date": "2024-07-31",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A193411",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Dermatology & Cosmetic Care, a Medical Corporation
• Nune Dermenjian, MD
• Kumar Subodh Desai, M.D.
• Sanjani Desai, MD
• Sandra A Desgrey, FNP
• Lucy Deukmejian, M.S., LMFT
• Erika Dev I
• Vishva Dev, M.D.
• Brandon Devalk
• Meredith Devine

• Internal Medicine Physician in Thousand Oaks, CA
• Providers in Thousand Oaks, 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 Jul 31, 2024; 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.