Individual provider Active NPI

Jeffrey Morito Niizawa, M.D.

  • Gastroenterology Physician
  • Bullhead City, AZ
National Provider Identifier
1922015445
Registry record updated Nov 30, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
21760 Issued in AZ
Practice address
2020 Silver Creek Rd
Suite 220
Bullhead City, AZ 86442-8476
Phone
(928) 763-2500
Fax
(928) 763-0027
NPI assigned
Aug 1, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 30, 2021

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology Physician 207RG0100X 21760 AZ Primary

Addresses

Primary practice location

2020 Silver Creek Rd
Suite 220
Bullhead City, AZ 86442-8476

Mailing address

PO Box 689022
Franklin, TN 37068-9022
Phone (615) 465-7672

Other identifiers 4

IdentifierTypeStateIssuer
2Z7711OtherAZHEALTH NET OF AZ
4402714OtherAZAETNA
3520720OtherAZCIGNA
148024MedicaidAZ

Electronic endpoints 1

TypeEndpointUseAffiliation
SOAP URL https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/scalceq Health Information Exchange (HIE) Southern California Permanente Medical Group

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
I20110406000452 CA Practitioner - Internal MedicinePractitioner - Gastroenterology 5496774754 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal MedicineAlso: Gastroenterology
Education
Northwestern University Feinberg Medical School, 1988
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Om P. Chaurasia, MD, Inc.Group PAC ID 8123216884, 7 clinicians
Permanente Medical Group IncGroup PAC ID 8921910225, 10,928 clinicians

Practice addresses (Care Compare)

26421 Crown Valley Pkwy
Suite 140a
Mission Viejo, CA 92691-8565
Phone (949) 365-8836

3430 E la Palma Ave
Anaheim, CA 92806-2020
Phone (888) 988-2800

3460 E la Palma Ave
Anaheim, CA 92806-2020
Phone (714) 644-2010

5475 E la Palma Ave
Anaheim, CA 92807-2075
Phone (714) 279-6088

6640 Alton Pkwy
Irvine, CA 92618-3734
Phone (949) 932-5000

6650 Alton Pkwy
Irvine, CA 92618-3734
Phone (949) 932-5000

6670 Alton Pkwy
Irvine, CA 92618-3734
Phone (949) 932-5000

975 Sereno Dr
Vallejo, CA 94589-2441
Phone (707) 651-1000

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy1-10
Upper gastrointestinal (GI) endoscopy for acid reflux1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
21760AZMDGastroenterology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Om P. Chaurasia, MD, Inc. Gastroenterology CurrentSince Nov 1, 2025 Accepting new patients
Permanente Medical Group Inc Current Accepting new patients
Permanente Medical Group Inc CurrentSince Sep 8, 2025 Accepting new patients
Southern California Permanente Medical Group Current Accepting new patients
Southern California Permanente Medical Group CurrentSince Sep 25, 2014 Accepting new patients
Permanente Medical Group, Inc CurrentSince Sep 8, 2025 Accepting new patients
Southern California Permanente Medical Group CurrentSince Sep 25, 2014 Accepting new patients
Mohave Gastroenterology, PC PastSince Jan 1, 1990 Accepting new patients

Locations

5475 E La Palma Ave
Anaheim, CA 92807
Phone (714) 279-6088

441 N Lakeview Ave
Anaheim, CA 92807
Phone (714) 279-4000

750 Auburn Ravine Rd
Auburn, CA 95603
Phone (530) 823-6131

4753 W Shaw Ave
Ste 101
Fresno, CA 93722
Phone (559) 277-8738

900 N Douty St
Hanford, CA 93230
Phone (559) 587-9014

26421 Crown Valley Pkwy
Ste 140A
Mission Viejo, CA 92691
Phone (949) 365-8836

26421 Crown Valley Pkwy
Ste 14
Mission Viejo, CA 92691

393 E Walnut St
Fl 3
Pasadena, CA 91188
Phone (626) 405-7914

101 Monroe St
Petaluma, CA 94954
Phone (707) 763-4109

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

901 Nevin Ave
Richmond, CA 94801
Phone (510) 307-1500

930 W Main St
Ripon, CA 95366
Phone (209) 599-4221

501 J St
Sacramento, CA 95814
Phone (916) 497-3000

2200 Ofarrell St
San Francisco, CA 94115
Phone (415) 202-2000

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

5615 Scotts Valley Dr
Scotts Valley, CA 95066
Phone (831) 430-2700

7373 West Ln
Stockton, CA 95210
Phone (209) 476-2000

975 Sereno Dr
Vallejo, CA 94589
Phone (707) 651-1000

320 N Crawford St
Willows, CA 95988
Phone (530) 934-2834

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Organizations & group practices 8

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 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": "1154390400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1638230400000",
    "number": "1922015445",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 689022",
            "city": "FRANKLIN",
            "state": "TN",
            "postal_code": "370689022",
            "telephone_number": "615-465-7672",
            "fax_number": "615-469-6512"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2020 SILVER CREEK RD",
            "address_2": "SUITE 220",
            "city": "BULLHEAD CITY",
            "state": "AZ",
            "postal_code": "864428476",
            "telephone_number": "928-763-2500",
            "fax_number": "928-763-0027"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NIIZAWA",
        "first_name": "JEFFREY",
        "middle_name": "MORITO",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-08-01",
        "last_updated": "2021-11-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "AZ",
            "license": "21760",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "HEALTH NET OF AZ",
            "identifier": "2Z7711",
            "state": "AZ"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "AETNA",
            "identifier": "4402714",
            "state": "AZ"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "CIGNA",
            "identifier": "3520720",
            "state": "AZ"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "148024",
            "state": "AZ"
        }
    ],
    "endpoints": [
        {
            "endpointType": "SOAP",
            "endpointTypeDescription": "SOAP URL",
            "endpoint": "https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/scalceq",
            "affiliation": "Y",
            "endpointDescription": "Carequality",
            "affiliationName": "Southern California Permanente Medical Group",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "441 N Lakeview Ave",
            "city": "Anaheim",
            "state": "CA",
            "country_code": "US",
            "postal_code": "928073028",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Bullhead City, AZ

Sources for this page

Verify at the official NPI Registry.