Individual provider Active NPI

Ethan Morris

  • Hospitalist Physician
  • San Francisco, CA
National Provider Identifier
1720623689
Registry record updated Jun 10, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hospitalist PhysicianTaxonomy code 208M00000X
License
A190023 Issued in CA
Practice address
521 Parnassus Ave
San Francisco, CA 94143-2206
Phone
(415) 476-1000
NPI assigned
Nov 14, 2019
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jun 10, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X
Hospitalist Physician 208M00000X A190023 CA Primary

Addresses

Primary practice location

521 Parnassus Ave
San Francisco, CA 94143-2206

Mailing address

521 Parnassus Ave
San Francisco, CA 94143-2206
Phone (410) 955-3080

Other practice location 1

600 N Wolfe St
Baltimore, MD 21287-0005
Phone (410) 955-5000

Other practice location 2

300 Pasteur Dr Lane 154
Stanford, CA 94305-5133
Phone (650) 723-6661

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
I20251022001471 CA Practitioner - HospitalistPractitioner - Internal Medicine 1355839374 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
HospitalistAlso: Internal Medicine
Education
Other, 2022
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

1701 Divisadero St
San Francisco, CA 94115-3011
Phone (415) 476-4029

505 Parnassus Ave
San Francisco, CA 94143-2204
Phone (415) 476-4029

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A190023CAMDHospitalist Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University of California San Francisco Current Accepting new patients
University of California San Francisco CurrentSince Aug 8, 2025 Accepting new patients
UCSF Medical Group Business Services CurrentSince Aug 8, 2025 Accepting new patients
University of California San Francisco CurrentSince Aug 8, 2025 Accepting new patients
UCSF Medical Group Business Services CurrentSince Aug 8, 2025 Accepting new patients
Regents of the University of California CurrentSince Aug 8, 2025 Accepting new patients
University of California San Francisco Medical Center Past Accepting new patients
Regents of the University of California Past Accepting new patients

Locations

521 Parnassus Ave
San Francisco, CA 94143
Phone (415) 476-9035

400 Parnassus Ave
#A632
San Francisco, CA 94143
Phone (415) 473-1000

505 Parnassus Ave
San Francisco, CA 94143
Phone (415) 476-9058

2330 Post St
San Francisco, CA 94115
Phone (415) 502-4444

300 Pasteur Dr
#154
Stanford, CA 94305

Interoperability endpoints

  • Direct secure messaging: emorris438450@direct-ucsfmedicalcenter.org

Organizations & group practices 8

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 2

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": "1573689600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1749513600000",
    "number": "1720623689",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "521 PARNASSUS AVE",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941432206",
            "telephone_number": "410-955-3080"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "521 PARNASSUS AVE",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941432206",
            "telephone_number": "415-476-1000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "600 N Wolfe St",
            "address_purpose": "LOCATION",
            "city": "Baltimore",
            "state": "MD",
            "postal_code": "212870005",
            "country_code": "US",
            "telephone_number": "410-955-5000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "300 Pasteur Dr Lane 154",
            "address_purpose": "LOCATION",
            "city": "Stanford",
            "state": "CA",
            "postal_code": "943055133",
            "country_code": "US",
            "telephone_number": "650-723-6661",
            "fax_number": "650-498-6205",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MORRIS",
        "first_name": "ETHAN",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2019-11-14",
        "last_updated": "2025-06-10",
        "certification_date": "2025-06-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "CA",
            "license": "A190023",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Francisco, CA

Sources for this page

Verify at the official NPI Registry.