Individual provider Active NPI

Robert William Ziering, M.D.

  • Allergy & Immunology Physician
  • Vista, CA
National Provider Identifier
1215933148
Registry record updated Mar 4, 2009
On this page

Key facts

NPPES NPI Registry
Primary specialty
Allergy & Immunology PhysicianTaxonomy code 207K00000X
License
A30813 Issued in CA
Practice address
2067 W Vista Way
Ste 140
Vista, CA 92083-6032
Phone
(760) 941-4444
Fax
(760) 941-8902
NPI assigned
Jun 24, 2005
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Mar 4, 2009

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Allergy & Immunology Physician 207K00000X A30813 CA Primary

Addresses

Primary practice location

2067 W Vista Way
Ste 140
Vista, CA 92083-6032

Mailing address

2067 W Vista Way
Ste 140
Vista, CA 92083-6032
Phone (760) 941-4444

Other identifiers 2

IdentifierTypeStateIssuer
ZZZ84978ZOtherBLUE SHIELD
00A308130MedicaidCA

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
I20101111000100 CA Practitioner - Allergy/Immunology 6002844255 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Allergy/Immunology
Education
Other, 1974
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Modena Allergy and Asthma II Inc.Group PAC ID 1658852124, 6 clinicians
Modena Allergy and Asthma Inc.Group PAC ID 9436545274, 25 clinicians

Practice addresses (Care Compare)

2067 W Vista Way
Suite 140
Vista, CA 92083-6032
Phone (760) 941-4444

9850 Genesee Ave
Suite 710
La Jolla, CA 92037-1218
Phone (858) 260-2977

Hospital & facility affiliations

  • Tri-City Medical Center Hospital, Oceanside, CA, CCN 050128

Merit-based Incentive Payment System (MIPS)

Final score
13.31 of 100Reported as individual
Quality
0
Improvement activities
0
Cost
44.38

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
30813CAMDClinical Social Worker
A30813CAMDAllergy & Immunology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Modena Allergy & Asthma Inc. Allergy & Immunology CurrentSince Jul 1, 2025 Accepting new patients
Allergy & Immunology Medical Group CurrentSince Jan 1, 1973 Accepting new patients
Modena Allergy & Asthma II Inc. Allergy & Immunology CurrentSince Dec 28, 2025 Accepting new patients
Oso Home Care, Inc. Past Accepting new patients

Locations

910 Hale Pl
Ste 110
Chula Vista, CA 91914
Phone (619) 704-7577

230 Prospect Pl
Ste 220
Coronado, CA 92118
Phone (559) 593-6450

488 E Valley Pkwy
Ste 315
Escondido, CA 92025
Phone (619) 489-5555

9850 Genesee Ave
Ste 710
La Jolla, CA 92037
Phone (858) 260-2977

2067 W Vista Way
Ste 140
Vista, CA 92083
Phone (760) 941-4444

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Organizations & group practices 4

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": "1119571200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1236124800000",
    "number": "1215933148",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2067 W VISTA WAY",
            "address_2": "STE 140",
            "city": "VISTA",
            "state": "CA",
            "postal_code": "920836032",
            "telephone_number": "760-941-4444",
            "fax_number": "760-941-8902"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2067 W VISTA WAY",
            "address_2": "STE 140",
            "city": "VISTA",
            "state": "CA",
            "postal_code": "920836032",
            "telephone_number": "760-941-4444",
            "fax_number": "760-941-8902"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ZIERING",
        "first_name": "ROBERT",
        "middle_name": "WILLIAM",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2005-06-24",
        "last_updated": "2009-03-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207K00000X",
            "taxonomy_group": "",
            "desc": "Allergy & Immunology",
            "state": "CA",
            "license": "A30813",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE SHIELD",
            "identifier": "ZZZ84978Z",
            "state": null
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00A308130",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Vista, CA

Sources for this page

Verify at the official NPI Registry.