Individual provider Active NPI

Matthew Alexander Spinelli, M.D.

  • Internal Medicine Physician
  • San Francisco, CA
National Provider Identifier
1386986263
Registry record updated Apr 28, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
A134550 Issued in CA
Practice address
2540 23Rd St
San Francisco, CA 94143-2500
Phone
(415) 206-8000
NPI assigned
Mar 19, 2013
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 28, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X A134550 CA Primary
Infectious Disease Physician 207RI0200X A134550 CA

Addresses

Primary practice location

2540 23Rd St
San Francisco, CA 94143-2500

Mailing address

2540 23Rd St
San Francisco, CA 94143-2500
Phone (628) 206-2400

Other practice location 1

1001 Potrero Ave
San Francisco, CA 94110-3518
Phone (628) 206-8000

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
I20180525001285 CA Practitioner - Infectious Disease 1052602547 Reassigns benefits to 7 organizations

Care Compare profile

Medicare Care Compare
Specialty
Infectious Disease
Education
Icahn School of Medicine at Mount Sinai, 2013
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
University of California SFGH Medical GroupGroup PAC ID 5496668410, shared by 14 NPIs, 566 clinicians

Practice addresses (Care Compare)

1001 Potrero Ave
San Francisco, CA 94110-3518

995 Potrero Ave
San Francisco, CA 94110-2859
Phone (628) 206-2403

Hospital & facility affiliations

  • Zuckerberg San Francisco General Hosp & Trauma Ctr Hospital, San Francisco, CA, CCN 050228

Merit-based Incentive Payment System (MIPS)

Final score
97.28 of 100Reported as group
Quality
89.92
Promoting interoperability
100
Improvement activities
40
Cost
78.23

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A134550CAMDInfectious Disease Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University of California San Francisco Internal Medicine CurrentSince Jul 1, 2018 Accepting new patients
University of California SFGH Medical Group Infectious Disease CurrentSince Feb 16, 2021 Accepting new patients
University of California SFGH Medical Group CurrentSince Jul 1, 2018 Accepting new patients
University of California SFGH Medical Group Current Accepting new patients
University of California San Francisco CurrentSince Jul 1, 2018 Accepting new patients
City and County of San Francisco CurrentSince Nov 12, 2019 Accepting new patients
City & County of San Francisco Current Accepting new patients
UCSF Medical Group Business Services Internal Medicine CurrentSince Jul 1, 2018 Accepting new patients
Regents of the University of California Internal Medicine CurrentSince Jul 1, 2018 Accepting new patients
University of California San Francisco Current Accepting new patients
UCSF Medical Group Business Services CurrentSince Jul 1, 2018 Accepting new patients
University of California SFGH Medical Group Internal Medicine CurrentSince Jul 1, 2018 Accepting new patients
City & County of San Francisco CurrentSince Nov 12, 2019 Accepting new patients
University of California SFGH Medical Group CurrentSince Mar 12, 2021 Accepting new patients
University of California SFGH Medical Group Current Accepting new patients
University of California San Francisco Medical Center Past Accepting new patients
University of California San Francisco Past Accepting new patients
Regents of the University of California Past Accepting new patients

Locations

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

995 Potrero Ave
Fl 6
San Francisco, CA 94110
Phone (415) 502-6285

2540 23rd St
San Francisco, CA 94143
Phone (415) 206-8000

995 Potrero Ave
#86
San Francisco, CA 94110
Phone (415) 476-4082

1001 Potrero Ave
Rm 5H22
San Francisco, CA 94110
Phone (628) 206-4774

1001 Potrero Ave
San Francisco, CA 94110
Phone (415) 206-2305

1001 Potrero Ave
Bldg 30
San Francisco, CA 94110
Phone (415) 206-5438

1001 Potrero Ave
#1M3
San Francisco, CA 94110
Phone (415) 206-8494

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

1001 Potrero Ave
Bldg 80
San Francisco, CA 94110
Phone (628) 206-8610

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

995 Potrero Ave
Bldg 80
San Francisco, CA 94110
Phone (415) 206-8611

Organizations & group practices 18

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.

View all 18

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": "1363651200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1777334400000",
    "number": "1386986263",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2540 23RD ST",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941432500",
            "telephone_number": "628-206-2400"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2540 23RD ST",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941432500",
            "telephone_number": "415-206-8000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1001 Potrero Ave",
            "address_purpose": "LOCATION",
            "city": "San Francisco",
            "state": "CA",
            "postal_code": "941103518",
            "country_code": "US",
            "telephone_number": "628-206-8000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SPINELLI",
        "first_name": "MATTHEW",
        "middle_name": "ALEXANDER",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2013-03-19",
        "last_updated": "2026-04-28",
        "certification_date": "2026-04-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A134550",
            "primary": true
        },
        {
            "code": "207RI0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Infectious Disease",
            "state": "CA",
            "license": "A134550",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Francisco, CA

Sources for this page

Verify at the official NPI Registry.