Individual provider Active NPI

James N Cohn, MD

  • Ophthalmology Physician
  • Fremont, CA
National Provider Identifier
1043304173
Registry record updated Dec 19, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Ophthalmology PhysicianTaxonomy code 207W00000X
License
G57505 Issued in CA
Practice address
3775 Beacon Ave
Suite 140
Fremont, CA 94538-1465
Phone
(510) 791-2233
Fax
(510) 791-0795
NPI assigned
Oct 3, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 19, 2023

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Ophthalmology Physician 207W00000X G57505 CA Primary

Addresses

Primary practice location

3775 Beacon Ave
Suite 140
Fremont, CA 94538-1465

Mailing address

3775 Beacon Ave
Suite 140
Fremont, CA 94538-1465
Phone (510) 791-2233

Other identifiers 1

IdentifierTypeStateIssuer
1891025813MedicaidCA

Electronic endpoints 1

TypeEndpointUseAffiliation
SOAP URL https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq Health Information Exchange (HIE)

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
I20090206000548 CA Practitioner - Ophthalmology 6709941727 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Ophthalmology
Education
University of Chicago, Pritzker School of Medicine, 1982
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Neovision Eye Center a MedicalGroup PAC ID 1456337500, 2 clinicians
Permanente Medical Group IncGroup PAC ID 8921910225, 10,928 clinicians

Practice addresses (Care Compare)

2 Union SQ
FL 1
Union City, CA 94587-4495
Phone (510) 431-5511

710 Lawrence Express Way
Santa Clara, CA 95051-5173
Phone (408) 851-1000

Merit-based Incentive Payment System (MIPS)

Final score
20.19 of 100Reported as individual
Quality
0
Improvement activities
0
Cost
67.3

Procedures performed for Medicare patients

ProcedureNumber of procedures
Cataract surgery1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
G57505CAMDOphthalmology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Permanente Medical Group Inc Ophthalmology CurrentSince Jan 13, 2024 Accepting new patients
Permanente Medical Group Inc Ophthalmology Current Accepting new patients
James N Cohn MD Inc Ophthalmology Current Accepting new patients
Neovision Eye Center a Medical CurrentSince Oct 1, 2025 Accepting new patients
Permanente Medical Group, Inc CurrentSince Jan 13, 2024 Accepting new patients
El Camino Hospital PastSince Oct 1, 2025 Accepting new patients
Robert L Singer MD and James N Cohn MD Ophthalmology Past Accepting new patients

Locations

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

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

2 Union Sq
Ste 100
Union City, CA 94587
Phone (510) 431-5511

2 Union Sq
Fl 1
Union City, CA 94587
Phone (510) 431-5511

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

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

Organizations & group practices 7

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": "1159833600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1702944000000",
    "number": "1043304173",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3775 BEACON AVE",
            "address_2": "SUITE 140",
            "city": "FREMONT",
            "state": "CA",
            "postal_code": "945381465",
            "telephone_number": "510-791-2233",
            "fax_number": "510-791-0795"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3775 BEACON AVE",
            "address_2": "SUITE 140",
            "city": "FREMONT",
            "state": "CA",
            "postal_code": "945381465",
            "telephone_number": "510-791-2233",
            "fax_number": "510-791-0795"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "COHN",
        "first_name": "JAMES",
        "middle_name": "N",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-10-03",
        "last_updated": "2023-12-19",
        "certification_date": "2023-12-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207W00000X",
            "taxonomy_group": "",
            "desc": "Ophthalmology",
            "state": "CA",
            "license": "G57505",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1891025813",
            "state": "CA"
        }
    ],
    "endpoints": [
        {
            "endpointType": "SOAP",
            "endpointTypeDescription": "SOAP URL",
            "endpoint": "https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq",
            "affiliation": "N",
            "endpointDescription": "Carequality",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "710 Lawrence Expy",
            "city": "Santa Clara",
            "state": "CA",
            "country_code": "US",
            "postal_code": "950515173",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Fremont, CA

Sources for this page

Verify at the official NPI Registry.