NPIMap

Individual provider Active NPI

John W Riordan, MD

  • Specialist
  • San Francisco, CA
National Provider Identifier
1619040227
Registry record updated Jul 29, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
SpecialistTaxonomy code 174400000X
License
A52155 Issued in CA
Practice address
2100 Webster St
Suite 320
San Francisco, CA 94115-2377
Phone
(415) 923-3815
Fax
(415) 749-5713
NPI assigned
Nov 15, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 29, 2022

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Specialist 174400000X A52155 CA Primary

Addresses

Primary practice location

2100 Webster St
Suite 320
San Francisco, CA 94115-2377

Mailing address

2100 Webster St
Suite 320
San Francisco, CA 94115-2377
Phone (415) 923-3815

Other identifiers 1

IdentifierTypeStateIssuer
00A521550MedicaidCA

Other names 1

  • Mr. John William Riordan II Professional name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20080430000339 CA Practitioner - Nephrology 6002995289 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nephrology
Education
University of Texas Medical Branch at Galveston, 1987
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Renal Medical AssociatesGroup PAC ID 7214970631, 6 clinicians

Practice addresses (Care Compare)

2100 Webster St
Suite 320
San Francisco, CA 94115-2377
Phone (415) 923-3456

Hospital & facility affiliations

  • DaVita Golden Gate Dialysis Dialysis facility, San Francisco, CA, CCN 552811
  • Mission District Dialysis facility, San Francisco, CA, CCN 552669
  • DaVita San Francisco Dialysis Dialysis facility, San Francisco, CA, CCN 052719
  • California Pacific Medical Center- Van Ness Campus Hospital, San Francisco, CA, CCN 050047
  • California Pacific Medical Center - Mission Bernal Hospital, San Francisco, CA, CCN 050055
  • California Pacific Medical Ctr-Davies Campus Hosp Hospital, San Francisco, CA, CCN 050008
  • UCSF Medical Center Hospital, San Francisco, CA, CCN 050454
  • Memorial Medical Center Hospital, Modesto, CA, CCN 050557

Merit-based Incentive Payment System (MIPS)

Final score
96.31 of 100Reported as group
Quality
80.79
Promoting interoperability
100
Improvement activities
40
Cost
73.59

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A52155CAMDSpecialist

Practice roles

OrganizationSpecialtyStatusNew patients
Renal Medical Associates CurrentSince Jan 1, 2008 Accepting new patients
Sutter Bay Hospitals Past Accepting new patients
Sutter Bay Hospitals Past Accepting new patients

Locations

2100 Webster St
Ste 320
San Francisco, CA 94115
Phone (415) 923-3456

2100 Webster St
Ste 412
San Francisco, CA 94115
Phone (415) 923-3815

2100 Webster St
Ste 405
San Francisco, CA 94115
Phone (415) 923-3456

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Organizations & group practices 3

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 7

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": "1163548800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1659052800000",
    "number": "1619040227",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2100 WEBSTER ST",
            "address_2": "SUITE 320",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941152377",
            "telephone_number": "415-923-3815",
            "fax_number": "415-749-5713"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2100 WEBSTER ST",
            "address_2": "SUITE 320",
            "city": "SAN FRANCISCO",
            "state": "CA",
            "postal_code": "941152377",
            "telephone_number": "415-923-3815",
            "fax_number": "415-749-5713"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RIORDAN",
        "first_name": "JOHN",
        "middle_name": "W",
        "name_prefix": "Mr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-11-15",
        "last_updated": "2022-07-29",
        "certification_date": "2022-07-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "174400000X",
            "taxonomy_group": "",
            "desc": "Specialist",
            "state": "CA",
            "license": "A52155",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00A521550",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "JOHN",
            "last_name": "RIORDAN",
            "middle_name": "WILLIAM",
            "prefix": "MR.",
            "suffix": "II",
            "credential": "M.D.",
            "code": "2",
            "type": "Professional Name"
        }
    ]
}

Other providers in San Francisco, CA

Sources for this page

Verify at the official NPI Registry.