NPIMap

Individual provider Active NPI

Richard Owguan Chen, MD

  • Dermatology Physician
  • Stanford, CA
National Provider Identifier
1598929069
Registry record updated Apr 16, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Dermatology PhysicianTaxonomy code 207N00000X
License
A105615 Issued in CA
Practice address
300 Pasteur Dr
Stanford, CA 94305-2200
Phone
(650) 723-4000
NPI assigned
Jul 15, 2008
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Apr 16, 2024

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Dermatology Physician 207N00000X A105615 CA Primary

Addresses

Primary practice location

300 Pasteur Dr
Stanford, CA 94305-2200

Mailing address

450 Broadway Ave
Dept of Dermatology, Pavillion C, 2ND Floor
Redwood City, CA 94063-3132
Phone (650) 723-6316

Other practice location 1

450 Broadway Ave
Dept of Dermatology, Pavillion B, 4th Floor
Redwood City, CA 94063-3132
Phone (650) 723-6316

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
I20110425000405 CA Practitioner - Dermatology 3577748235 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Dermatology
Education
Stanford University School of Medicine, 2007
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Stanford Health CareGroup PAC ID 6709797491, 3,152 clinicians

Practice addresses (Care Compare)

300 Pasteur Dr
Stanford, CA 94305-2200
Phone (650) 723-4000

420 Broadway St
Redwood City, CA 94063-3132
Phone (650) 723-4000

450 Broadway St
Redwood City, CA 94063-3132
Phone (650) 723-4000

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
88.53 of 100Reported as group
Quality
87.08
Promoting interoperability
100
Improvement activities
40
Cost
69.51

Procedures performed for Medicare patients

ProcedureNumber of procedures
Removal of skin lesions187
Skin biopsy36

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A105615CAMDDermatology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
LPCH Medical Group Div of Lucile CurrentSince Sep 13, 2011 Accepting new patients
Stanford Health Care CurrentSince Sep 13, 2011 Accepting new patients
Stanford Health Care Dermatology Current Accepting new patients
Stanford Health Care Dermatology CurrentSince Sep 13, 2011 Accepting new patients
Stanford Hospital and Clinics Past Accepting new patients
Lucile Salter Packard Children's Hospital at Stanford Past Accepting new patients

Locations

730 Welch Rd
Palo Alto, CA 94304
Phone (650) 723-4800

725 Welch Rd
Palo Alto, CA 94304
Phone (650) 497-8979

1150 Veterans Blvd
Redwood City, CA 94063
Phone (650) 299-2015

450 Broadway St
Redwood City, CA 94063
Phone (650) 723-5643

450 Broadway St
Fl 2
Redwood City, CA 94063
Phone (650) 498-3931

710 Lawrence Expy
Santa Clara, CA 95051
Phone (408) 236-6400

300 Pasteur Dr
Stanford, CA 94305
Phone (650) 498-5710

Interoperability endpoints

  • Direct secure messaging: rchen43571@direct.stanfordhealthcare.org

Organizations & group practices 6

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": "1216080000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1713225600000",
    "number": "1598929069",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "450 BROADWAY AVE",
            "address_2": "DEPT OF DERMATOLOGY, PAVILLION C, 2ND FLOOR",
            "city": "REDWOOD CITY",
            "state": "CA",
            "postal_code": "940633132",
            "telephone_number": "650-723-6316"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "300 PASTEUR DR",
            "city": "STANFORD",
            "state": "CA",
            "postal_code": "943052200",
            "telephone_number": "650-723-4000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "450 Broadway Ave",
            "address_2": "Dept of Dermatology, Pavillion B, 4th Floor",
            "address_purpose": "LOCATION",
            "city": "Redwood City",
            "state": "CA",
            "postal_code": "940633132",
            "country_code": "US",
            "telephone_number": "650-723-6316",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CHEN",
        "first_name": "RICHARD",
        "middle_name": "OWGUAN",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2008-07-15",
        "last_updated": "2024-04-16",
        "certification_date": "2024-04-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207N00000X",
            "taxonomy_group": "",
            "desc": "Dermatology",
            "state": "CA",
            "license": "A105615",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Stanford, CA

Sources for this page

Verify at the official NPI Registry.