Individual provider Active NPI

Irene Michelle Kristal, RD

  • Registered Dietitian
  • Diamond Bar, CA
National Provider Identifier
1033363791
Registry record updated Jan 31, 2013
On this page

Key facts

NPPES NPI Registry
Primary specialty
Registered DietitianTaxonomy code 133V00000X
License
862117 Issued in CA
Practice address
21465 Running Branch Rd
Diamond Bar, CA 91765-3751
Phone
(805) 300-0300
NPI assigned
Nov 7, 2008
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jan 31, 2013

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Registered Dietitian 133V00000X 862117 CA Primary

Addresses

Primary practice location

21465 Running Branch Rd
Diamond Bar, CA 91765-3751

Mailing address

21465 Running Branch Rd
Diamond Bar, CA 91765-3751
Phone (805) 300-0300

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250625002471 CA Practitioner - Registered Dietitian Or Nutrition Professional 7113439043 Reassigns benefits to 1 organization

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
862117CAMDRegistered Dietitian

Practice roles

OrganizationSpecialtyStatusNew patients
Zaghi Medical Inc Dietitian, Registered CurrentSince Jun 1, 2025 Accepting new patients

Locations

5665 Wilshire Blvd
Los Angeles, CA 90036
Phone (209) 372-7025

350 Parnassus Ave
#700B
San Francisco, CA 94117
Phone (424) 600-8360

350 Parnassus Ave
Ste 700B
San Francisco, CA 94117
Phone (424) 600-8360

Organizations & group practices 1

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.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1226016000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1359590400000",
    "number": "1033363791",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "21465 RUNNING BRANCH RD",
            "city": "DIAMOND BAR",
            "state": "CA",
            "postal_code": "917653751",
            "telephone_number": "805-300-0300"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "21465 RUNNING BRANCH RD",
            "city": "DIAMOND BAR",
            "state": "CA",
            "postal_code": "917653751",
            "telephone_number": "805-300-0300"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KRISTAL",
        "first_name": "IRENE",
        "middle_name": "MICHELLE",
        "name_prefix": "Ms.",
        "credential": "RD",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2008-11-07",
        "last_updated": "2013-01-31",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "133V00000X",
            "taxonomy_group": "",
            "desc": "Dietitian, Registered",
            "state": "CA",
            "license": "862117",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Diamond Bar, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 31, 2013; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.