Individual provider Active NPI

Vanessa R. Wormser, DO

  • Infectious Disease Physician
  • San Francisco, CA
National Provider Identifier
1023514700
Registry record updated Jun 12, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Infectious Disease PhysicianTaxonomy code 207RI0200X
License
17843 Issued in CA
Practice address
2250 Hayes St Ste 302
San Francisco, CA 94117-1078
Phone
(415) 379-2900
NPI assigned
Apr 2, 2018
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 12, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Infectious Disease Physician 207RI0200X 12233994-1204 UT
Infectious Disease Physician 207RI0200X 17843 CA Primary

Addresses

Primary practice location

2250 Hayes St Ste 302
San Francisco, CA 94117-1078

Mailing address

30 N 1900 E RM 4B319
Salt Lake City, UT 84132-0002
Phone (801) 585-9815

Other practice location 1

155 N Fresno St
Fresno, CA 93701-2302
Phone (559) 499-6500

Other practice location 2

30 N 1900 E Rm 4B319
Salt Lake City, UT 84132-0002
Phone (801) 585-9815

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in UT, CA2 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 2

Enrollment IDStateProvider typePAC IDDetails
I20230626002121 UT Practitioner - Infectious DiseasePractitioner - Internal Medicine 8325455637 Reassigns benefits to 1 organization
I20250626000980 CA Practitioner - Infectious DiseasePractitioner - Internal Medicine 8325455637 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Infectious DiseaseAlso: Internal Medicine
Education
New York College of Osteo Medicine of New York Institute of Technology, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
UCSF Medical Group Business ServicesGroup PAC ID 3779497870, 1,533 clinicians

Practice addresses (Care Compare)

2250 Hayes St
Suite 302
San Francisco, CA 94117-1078
Phone (415) 750-5995

400 Parnassus Ave
San Francisco, CA 94143-2202

450 Stanyan St
San Francisco, CA 94117-1019
Phone (415) 750-5750

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

900 Hyde St
San Francisco, CA 94109-4806
Phone (415) 353-6333

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Ihc Health Services, Inc. CurrentSince Aug 13, 2023 Accepting new patients
University of California San Francisco CurrentSince Jun 12, 2025 Accepting new patients
Ihc Health Services Inc Current Accepting new patients
University of California San Francisco CurrentSince Jun 12, 2025 Accepting new patients
UCSF Medical Group Business Services CurrentSince Jun 12, 2025 Accepting new patients
Ihc Health Services Inc CurrentSince Aug 13, 2023 Accepting new patients
UCSF Medical Group Business Services CurrentSince Jun 12, 2025 Accepting new patients
Regents of the University of California Infectious Disease CurrentSince Jun 12, 2025 Accepting new patients
University of California San Francisco Medical Center Past Accepting new patients
UCSF Medical Group Business Services PastSince Sep 15, 2024 Accepting new patients

Locations

155 N Fresno St
Fresno, CA 93701
Phone (559) 499-6440

2235 Hayes St
Ste 5
San Francisco, CA 94117

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

1 Shrader St
Ste 650
San Francisco, CA 94117
Phone (415) 221-0065

2250 Hayes St
Ste 302
San Francisco, CA 94117
Phone (415) 379-2900

2250 Hayes St
#C
San Francisco, CA 94117
Phone (415) 750-2900

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

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

700 S Highway 99
Ste 3
Fillmore, UT 84631
Phone (435) 743-5555

5171 S Cottonwood St
Ste 350
Salt Lake City, UT 84107
Phone (801) 507-2831

Interoperability endpoints

  • Direct secure messaging: vwormser61313@direct-ucsfmedicalcenter.org

Organizations & group practices 10

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 3

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": "1522627200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1749686400000",
    "number": "1023514700",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "30 N 1900 E RM 4B319",
            "city": "SALT LAKE CITY",
            "state": "UT",
            "postal_code": "841320002",
            "telephone_number": "801-585-9815"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2250 HAYES ST STE 302",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941171078",
            "telephone_number": "415-379-2900"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "155 N Fresno St",
            "address_purpose": "LOCATION",
            "city": "Fresno",
            "state": "CA",
            "postal_code": "937012302",
            "country_code": "US",
            "telephone_number": "559-499-6500",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "30 N 1900 E Rm 4B319",
            "address_purpose": "LOCATION",
            "city": "Salt Lake City",
            "state": "UT",
            "postal_code": "841320002",
            "country_code": "US",
            "telephone_number": "801-585-9815",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WORMSER",
        "first_name": "VANESSA",
        "middle_name": "R.",
        "name_prefix": "Dr.",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-04-02",
        "last_updated": "2025-06-12",
        "certification_date": "2025-06-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RI0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Infectious Disease",
            "state": "UT",
            "license": "12233994-1204",
            "primary": false
        },
        {
            "code": "207RI0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Infectious Disease",
            "state": "CA",
            "license": "17843",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Francisco, CA

Sources for this page

Verify at the official NPI Registry.