Individual provider Active NPI

Ronald Leroy Gertsch, M.D.

  • Emergency Medicine Physician
  • Salinas, CA
National Provider Identifier
1043356033
Registry record updated Sep 18, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
C35744 Issued in CA
Practice address
355 Abbott St Ste 100
Salinas, CA 93901-4484
Phone
(831) 751-7070
NPI assigned
Jan 29, 2007
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 18, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X C35744 CA Primary

Addresses

Primary practice location

355 Abbott St Ste 100
Salinas, CA 93901-4484

Mailing address

100 Wilson Rd Ste 100
Monterey, CA 93940-7885
Phone (831) 242-8645

Other practice location 1

501 Lighthouse Ave
Monterey, CA 93940-1439
Phone (831) 649-0770

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
I20120619000652 CA Practitioner - General PracticePractitioner - Colorectal Surgery (Proctology) 7517927304 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
General Practice
Education
Indiana University School of Medicine, 1972
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Svmhs ClinicsGroup PAC ID 1456592351, 258 clinicians
Doctors on Duty Medical Group, IncGroup PAC ID 2466366703, 64 clinicians

Practice addresses (Care Compare)

355 Abbott St
Suite 100
Salinas, CA 93901-4484
Phone (831) 751-7070

501 Lighthouse Ave
Monterey, CA 93940-1439
Phone (831) 649-0770

Hospital & facility affiliations

  • Salinas Valley Health Medical Center Hospital, Salinas, CA, CCN 050334

Procedures performed for Medicare patients

ProcedureNumber of procedures
Removal of skin lesions1-10
Removal of nail tissue1-10

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Anaheim Urgent Care, Inc. Family Medicine Current Accepting new patients
Doctors on Duty Medical Group, Inc Urgent Care CurrentSince Jul 1, 2025 Accepting new patients
Svmhs Clinics CurrentSince May 1, 2025 Accepting new patients
Anaheim Urgent Care, Inc Urgent Care CurrentSince Jul 25, 2022 Accepting new patients
Svmhs Clinics CurrentSince May 1, 2025 Accepting new patients
Anaheim Urgent Care, Inc Urgent Care CurrentSince Jul 25, 2022 Accepting new patients
Lancelot O Alexander MD a Medical Corporation Specialist Past Accepting new patients
Castle Rock Medical Group PastSince Sep 1, 2004 Accepting new patients
Ambulatory Care Surgical Center Inc PastSince Dec 31, 2010 Accepting new patients

Locations

5717 Melrose Ave
Los Angeles, CA 90038
Phone (323) 957-2273

888 S Figueroa St
Ste 600
Los Angeles, CA 90017

3130 Del Monte Blvd
Marina, CA 93933
Phone (831) 883-3330

100 Wilson Rd
Ste 100
Monterey, CA 93940
Phone (831) 242-8301

355 Abbott St
Ste 100
Salinas, CA 93901
Phone (831) 751-7070

1033 Los Palos Dr
Salinas, CA 93901
Phone (831) 424-2866

1212 S Main St
Salinas, CA 93901
Phone (831) 422-7777

Interoperability endpoints

  • Direct secure messaging: rgertsch26072@direct.svmh.com
  • Direct secure messaging: ronald.gertsch.p1@direct.castle.nextgenshare.com

Organizations & group practices 9

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": "1170028800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758153600000",
    "number": "1043356033",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "100 WILSON RD STE 100",
            "city": "MONTEREY",
            "state": "CA",
            "postal_code": "939407885",
            "telephone_number": "831-242-8645"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "355 ABBOTT ST STE 100",
            "city": "SALINAS",
            "state": "CA",
            "postal_code": "939014484",
            "telephone_number": "831-751-7070"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "501 Lighthouse Ave",
            "address_purpose": "LOCATION",
            "city": "Monterey",
            "state": "CA",
            "postal_code": "939401439",
            "country_code": "US",
            "telephone_number": "831-649-0770",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GERTSCH",
        "first_name": "RONALD",
        "middle_name": "LEROY",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2007-01-29",
        "last_updated": "2025-09-18",
        "certification_date": "2025-09-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "CA",
            "license": "C35744",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Salinas, CA

Sources for this page

Verify at the official NPI Registry.