Individual provider Active NPI

Gary K Zerlin, MD

  • Otolaryngology Physician
  • Bakersfield, CA
National Provider Identifier
1801873765
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Otolaryngology PhysicianTaxonomy code 207Y00000X
License
G35992 Issued in CA
Practice address
2103 18TH St
Bakersfield, CA 93301
Phone
(661) 327-3448
Fax
(661) 327-4549
NPI assigned
Dec 30, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Otolaryngology Physician 207Y00000X G35992 CA Primary

Addresses

Primary practice location

2103 18TH St
Bakersfield, CA 93301

Mailing address

2103 18TH St
Bakersfield, CA 93301
Phone (661) 327-3448

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
I20111128000195 CA Practitioner - Otolaryngology 0446424691 Reassigns benefits to 1 organization
Practice locations: Bakersfield, CA

Care Compare profile

Medicare Care Compare
Specialty
Otolaryngology
Education
Loma Linda University School of Medicine, 1976
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

2103 18TH St
Bakersfield, CA 93301-3706
Phone (661) 327-3448

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
G35992CAMDOtolaryngology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Kern County Hospital Authority CurrentSince Aug 11, 2017 Accepting new patients
Kern County Hospital Authority CurrentSince Aug 11, 2017 Accepting new patients
San Joaquin Community Hospital Past Accepting new patients
Dignity Health Past Accepting new patients
Bakersfield Memorial Hospital Past Accepting new patients

Locations

1700 Mount Vernon Ave
Bakersfield, CA 93306
Phone (616) 326-2000

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

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 2

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": "1135900800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1801873765",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2103 18TH ST",
            "city": "BAKERSFIELD",
            "state": "CA",
            "postal_code": "93301",
            "telephone_number": "661-327-3448",
            "fax_number": "661-327-4549"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2103 18TH ST",
            "city": "BAKERSFIELD",
            "state": "CA",
            "postal_code": "93301",
            "telephone_number": "661-327-3448",
            "fax_number": "661-327-4549"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ZERLIN",
        "first_name": "GARY",
        "middle_name": "K",
        "name_prefix": "Mr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-12-30",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Y00000X",
            "taxonomy_group": "",
            "desc": "Otolaryngology",
            "state": "CA",
            "license": "G35992",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Bakersfield, CA

Sources for this page

Verify at the official NPI Registry.