Individual provider Active NPI

William Fisher, M.D.

  • Critical Care Medicine (Internal Medicine) Physician
  • San Diego, CA
National Provider Identifier
1245674001
Registry record updated Sep 14, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Critical Care Medicine (Internal Medicine) PhysicianTaxonomy code 207RC0200X
License
A137269 Issued in CA
Practice address
8008 Frost St Ste 401
San Diego, CA 92123-4209
Phone
(858) 650-5037
NPI assigned
Apr 24, 2013
Last updated
Sep 14, 2023By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 14, 2023

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X A137269 CA
Critical Care Medicine (Internal Medicine) Physician 207RC0200X A137269 CA Primary
Pulmonary Disease Physician 207RP1001X A137269 CA
Sleep Medicine (Internal Medicine) Physician 207RS0012X A137269 CA

Addresses

Primary practice location

8008 Frost St Ste 401
San Diego, CA 92123-4209

Mailing address

8008 Frost St Ste 401
San Diego, CA 92123-4209

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
I20180221002780 CA Practitioner - Critical Care (Intensivists)Practitioner - Internal MedicinePractitioner - Pulmonary Disease 7214231133 Reassigns benefits to 5 organizations

Care Compare profile

Medicare Care Compare
Specialty
Critical Care (Intensivists)Also: Pulmonary Disease
Education
Clvlnd Clinic Lerner College of Med of Case WSTN RSV University, 2013
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Sutter Bay Medical FoundationGroup PAC ID 4284538778, 3,783 clinicians
San Francisco Critical Care Med Group IncGroup PAC ID 1850285602, 18 clinicians

Practice addresses (Care Compare)

1100 Van Ness Ave
San Francisco, CA 94109-6978
Phone (415) 600-0140

1100 Van Ness Ave
Suite 1005
San Francisco, CA 94109-6920
Phone (415) 923-3421

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
97.3 of 100Reported as group
Quality
82.96
Promoting interoperability
100
Improvement activities
40
Cost
74.7

Merit-based Incentive Payment System (MIPS)

Final score
79.91 of 100Reported as group
Quality
73.46
Improvement activities
20
Cost
73.34

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A137269CAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Sutter Bay Medical Foundation Family Medicine CurrentSince Mar 1, 2026 Accepting new patients
Sutter Bay Medical Foundation Current Accepting new patients
Sharp Rees-Stealy Medical Group, Inc CurrentSince Jan 25, 2023 Accepting new patients
San Francisco Critical Care Med Group Inc Critical Care Medicine CurrentSince Aug 1, 2019 Accepting new patients
Sharp Rees-Stealy Medical Group, Inc Family Medicine CurrentSince Jan 25, 2023 Accepting new patients
Emergency and Acute Care Medical Corporation CurrentSince Jun 13, 2020 Accepting new patients
Sutter Bay Medical Foundation CurrentSince Mar 1, 2026 Accepting new patients
Chest Medicine and Critical Care Medical Group, Inc. Internal Medicine CurrentSince Apr 1, 2020 Accepting new patients

Locations (25 of 26)

18400 US Highway 18
Apple Valley, CA 92307
Phone (760) 810-7590

350 John Muir Pkwy
Ste 160
Brentwood, CA 94513
Phone (925) 204-1920

751 Medical Center Ct
Chula Vista, CA 91911
Phone (619) 482-3639

1950 University Ave
Ste 160
East Palo Alto, CA 94303
Phone (650) 317-8100

3200 Kearney St
Fremont, CA 94538
Phone (510) 498-2800

1189 E Herndon Ave
Ste 103
Fresno, CA 93720
Phone (559) 450-7777

370 Distel Cir
Los Altos, CA 94022
Phone (650) 254-5200

600 Coffee Rd
Modesto, CA 95355
Phone (209) 550-4755

101 Rowland Way
Ste 220
Novato, CA 94945
Phone (415) 878-7200

795 El Camino Real
Palo Alto, CA 94301
Phone (650) 324-1832

1555 East St
Ste 200
Redding, CA 96001
Phone (530) 229-0911

151 N Sunrise Ave
Ste 1205
Roseville, CA 95661
Phone (916) 789-1505

2020 Genesee Ave
San Diego, CA 92123
Phone (619) 268-9500

250 Prospect Pl
San Diego, CA 92118
Phone (619) 522-3600

2929 Health Center Dr
San Diego, CA 92123
Phone (858) 939-6531

3075 Health Center Dr
San Diego, CA 92123
Phone (858) 637-7888

7901 Frost St
San Diego, CA 92123
Phone (619) 541-3400

8008 Frost St
Ste 401
San Diego, CA 92123
Phone (858) 309-5931

8555 Aero Dr
Ste 104
San Diego, CA 92123
Phone (858) 650-5036

1100 Van Ness Ave
San Francisco, CA 94109
Phone (415) 600-5760

1100 Van Ness Ave
Ste 1005
San Francisco, CA 94109
Phone (415) 923-3421

3838 California St
Rm 410
San Francisco, CA 94118
Phone (415) 751-1847

123 S San Mateo Dr
San Mateo, CA 94401
Phone (650) 343-4200

3883 Airway Dr
Ste 220
Santa Rosa, CA 95403
Phone (707) 521-7750

10200 Trinity Pkwy
Ste 101
Stockton, CA 95219
Phone (209) 323-3488

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

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": "1366761600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1694649600000",
    "number": "1245674001",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8008 FROST ST STE 401",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921234209"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8008 FROST ST STE 401",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921234209",
            "telephone_number": "858-650-5037"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FISHER",
        "first_name": "WILLIAM",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2013-04-24",
        "last_updated": "2023-09-14",
        "certification_date": "2023-09-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A137269",
            "primary": false
        },
        {
            "code": "207RC0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "CA",
            "license": "A137269",
            "primary": true
        },
        {
            "code": "207RP1001X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Pulmonary Disease",
            "state": "CA",
            "license": "A137269",
            "primary": false
        },
        {
            "code": "207RS0012X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Sleep Medicine",
            "state": "CA",
            "license": "A137269",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Diego, CA

Sources for this page

Verify at the official NPI Registry.