Individual provider Active NPI

Aaron Dorian Baugh, MD

  • Pulmonary Disease Physician
  • San Francisco, CA
National Provider Identifier
1083975874
Registry record updated Apr 6, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pulmonary Disease PhysicianTaxonomy code 207RP1001X
License
A155615 Issued in CA
Practice address
1001 Potrero Ave
San Francisco, CA 94110-3518
Phone
(628) 206-8000
NPI assigned
Jun 7, 2012
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 6, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Pulmonary Disease Physician 207RP1001X A155615 CA Primary
Internal Medicine Physician 207R00000X A155615 CA

Addresses

Primary practice location

1001 Potrero Ave
San Francisco, CA 94110-3518

Mailing address

513 Parnassus Ave
San Francisco, CA 94143-2205
Phone (919) 966-6484

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
I20210723002241 CA Practitioner - Pulmonary Disease 8820392780 Reassigns benefits to 5 organizations

Care Compare profile

Medicare Care Compare
Specialty
Pulmonary Disease
Education
University of Toledo College of Medicine, 2012
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

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

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
100 of 100Reported as group
Quality
95
Improvement activities
40
Cost
80.65

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A155615CAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
City & County of San Francisco Current Accepting new patients
UCSF Medical Group Business Services CurrentSince Jul 1, 2021 Accepting new patients
University of California SFGH Medical Group CurrentSince Aug 17, 2024 Accepting new patients
UCSF Medical Group Business Services Internal Medicine CurrentSince Jul 1, 2021 Accepting new patients
University of California San Francisco Internal Medicine CurrentSince Jul 1, 2021 Accepting new patients
City and County of San Francisco CurrentSince Aug 27, 2024 Accepting new patients
University of California SFGH Medical Group Pulmonary Disease CurrentSince Aug 17, 2024 Accepting new patients
University of California SFGH Medical Group Current Accepting new patients
City & County of San Francisco CurrentSince Aug 27, 2024 Accepting new patients
University of California San Francisco Current Accepting new patients
University of California San Francisco CurrentSince Jul 1, 2021 Accepting new patients
Regents of the University of California Internal Medicine CurrentSince Jul 1, 2021 Accepting new patients
Regents of the University of California Past Accepting new patients
University of California San Francisco Medical Center Past Accepting new patients
University of California San Francisco Past Accepting new patients

Locations

225 California Dr
Burlingame, CA 94010
Phone (415) 353-2002

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

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

1001 Potrero Ave
Bldg 5
San Francisco, CA 94110
Phone (628) 206-5753

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

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

1001 Potrero Ave
Rm 5K1
San Francisco, CA 94110
Phone (415) 206-8314

3360 Geary Blvd
Ste 201
San Francisco, CA 94118
Phone (415) 353-3100

513 Parnassus Ave
San Francisco, CA 94143
Phone (415) 476-1239

Interoperability endpoints

  • Direct secure messaging: abaugh97618@direct-ucsfmedicalcenter.org

Organizations & group practices 15

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 15

Hospital & facility affiliations 1

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": "1339027200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1775433600000",
    "number": "1083975874",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "513 PARNASSUS AVE",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941432205",
            "telephone_number": "919-966-6484"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1001 POTRERO AVE",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941103518",
            "telephone_number": "628-206-8000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BAUGH",
        "first_name": "AARON",
        "middle_name": "DORIAN",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2012-06-07",
        "last_updated": "2026-04-06",
        "certification_date": "2026-04-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RP1001X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Pulmonary Disease",
            "state": "CA",
            "license": "A155615",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A155615",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Francisco, CA

Sources for this page

Verify at the official NPI Registry.