NPIMap

Individual provider Active NPI

Ashok Sunder Raj, M.D.

  • Nephrology Physician
  • Pasadena, CA
National Provider Identifier
1093744070
Registry record updated Mar 6, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nephrology PhysicianTaxonomy code 207RN0300X
License
A41453 Issued in CA
Practice address
301 S Fair Oaks Ave Ste 405
Pasadena, CA 91105-2562
Phone
(626) 794-7075
Fax
(626) 404-7545
NPI assigned
Jul 1, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 6, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Nephrology Physician 207RN0300X A41453 CA Primary

Addresses

Primary practice location

301 S Fair Oaks Ave Ste 405
Pasadena, CA 91105-2562

Mailing address

301 S Fair Oaks Ave Ste 405
Pasadena, CA 91105-2562
Phone (626) 794-7075

Other identifiers 2

IdentifierTypeStateIssuer
00A414530MedicaidCA
00A414530OtherCABLUE SHIELD PROVIDER #

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
I20040902000613 CA Practitioner - NephrologyPractitioner - Internal Medicine 1052220118 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
NephrologyAlso: Internal Medicine
Education
Other, 1976
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Arroyo Nephrology AssociatesGroup PAC ID 6709057417, 2 clinicians

Practice addresses (Care Compare)

301 S Fair Oaks Ave
Suite 405
Pasadena, CA 91105-2562
Phone (626) 794-7075

Hospital & facility affiliations

  • FMC-Arroyo Dialysis Dialysis facility, Pasadena, CA, CCN 552517
  • Liberty Dialysis - West Pasadena Dialysis facility, Pasadena, CA, CCN 552734
  • DaVita Eaton Canyon Dialysis Dialysis facility, Pasadena, CA, CCN 052613
  • Huntington Hospital Hospital, Pasadena, CA, CCN 050438
  • Usc Arcadia Hospital Hospital, Arcadia, CA, CCN 050238

Merit-based Incentive Payment System (MIPS)

Final score
75 of 100Reported as individual

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
PSY9169CAMDClinical Psychologist

Practice roles

OrganizationSpecialtyStatusNew patients
Arroyo Nephrology Associates Nephrology CurrentSince Aug 20, 2011 Accepting new patients
Usc Arcadia Hospital Past Accepting new patients
Ahmc San Gabriel Valley Medical Past Accepting new patients
Ashok S. Raj, M.D., Inc. Nephrology PastSince Sep 1, 2004 Accepting new patients
Pasadena Hospital Association, LTD. Past Accepting new patients

Locations

2750 E Washington Blvd
Ste 270
Pasadena, CA 91107
Phone (626) 794-7075

301 S Fair Oaks Ave
Ste 405
Pasadena, CA 91105
Phone (626) 440-7325

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

  • Direct secure messaging: ashokraj.167.4740@securemailmdscloud.mdsynergy.com

Organizations & group practices 5

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 4

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": "1151712000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772755200000",
    "number": "1093744070",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "301 S FAIR OAKS AVE STE 405",
            "city": "PASADENA",
            "state": "CA",
            "postal_code": "911052562",
            "telephone_number": "626-794-7075",
            "fax_number": "626-404-7545"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "301 S FAIR OAKS AVE STE 405",
            "city": "PASADENA",
            "state": "CA",
            "postal_code": "911052562",
            "telephone_number": "626-794-7075",
            "fax_number": "626-404-7545"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SUNDER RAJ",
        "first_name": "ASHOK",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-01",
        "last_updated": "2026-03-06",
        "certification_date": "2026-03-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "CA",
            "license": "A41453",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00A414530",
            "state": "CA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE SHIELD PROVIDER #",
            "identifier": "00A414530",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Pasadena, CA

Sources for this page

Verify at the official NPI Registry.