Individual provider Active NPI

Leon G Partamian, M.D.

  • Ophthalmology Physician
  • Ventura, CA
National Provider Identifier
1700808904
Registry record updated Dec 8, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Ophthalmology PhysicianTaxonomy code 207W00000X
License
C40265 Issued in CA
Practice address
3085 Loma Vista Rd
Ventura, CA 93003-2999
Phone
(805) 648-3085
NPI assigned
Jul 24, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 8, 2022

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 C40265 CA Primary

Addresses

Primary practice location

3085 Loma Vista Rd
Ventura, CA 93003-2999

Mailing address

PO Box 103010
Pasadena, CA 91189-0147
Phone (949) 688-6205

Other identifiers 1

IdentifierTypeStateIssuer
00C402650OtherCAMEDICAL PPIN #

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
I20060114000109 CA Practitioner - Ophthalmology 2860416096 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Ophthalmology
Education
Other, 1978
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Miramar Eye Specialists Medical Group IncGroup PAC ID 5698662823, 26 clinicians

Practice addresses (Care Compare)

3085 Loma Vista Rd
Ventura, CA 93003-2916
Phone (805) 648-3085

Merit-based Incentive Payment System (MIPS)

Final score
88.24 of 100Reported as group
Quality
86.17
Improvement activities
40

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
40265CAMDGeneral Practice Dentistry
C40265CAMDOphthalmology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Jules Stein Eye Institute Medical Group Ophthalmology CurrentSince Jun 7, 2010 Accepting new patients
Paul B Kouyoumjian, MD Inc. Ophthalmology CurrentSince Feb 1, 2021 Accepting new patients
Miramar Eye Specialists Medical Group, Inc Ophthalmology CurrentSince Jan 1, 2023 Accepting new patients
Jules Stein Eye Institute Medical Group PastSince Jun 7, 2010 Accepting new patients
Usc University Hospital, Inc. PastSince Feb 1, 2021 Accepting new patients

Locations

622 W Duarte Rd
Ste 101
Arcadia, CA 91007
Phone (310) 206-1166

771 E Daily Dr
Ste 245
Camarillo, CA 93010
Phone (805) 322-1510

751 E Daily Dr
Ste 110
Camarillo, CA 93010
Phone (805) 987-8705

File 2939
Los Angeles, CA 90074
Phone (310) 794-6596

100 Stein Plz
Rm 1340
Los Angeles, CA 90095
Phone (310) 206-1166

1901 Solar Dr
Ste 155
Oxnard, CA 93036
Phone (805) 278-0057

18040 Sherman Way
Ste 205
Reseda, CA 91335
Phone (818) 993-1112

957 Faulkner Rd
Ste 102
Santa Paula, CA 93060
Phone (805) 525-1737

2045 Royal Ave
Ste 234
Simi Valley, CA 93065
Phone (805) 527-1417

2230 Lynn Rd
Ste 102
Thousand Oaks, CA 91360
Phone (805) 495-0458

2230 Lynn Rd
Ste 104
Thousand Oaks, CA 91360
Phone (805) 495-0458

3085 Loma Vista Rd
Ventura, CA 93003
Phone (805) 583-3950

3003 Loma Vista Rd
Ste A
Ventura, CA 93003
Phone (805) 648-3081

1220 La Venta Dr
Ste 203
Westlake Vlg, CA 91361
Phone (805) 497-8100

Interoperability endpoints

  • Direct secure messaging: lpartamain@direct.mesmg.com

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.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1153699200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1670457600000",
    "number": "1700808904",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 103010",
            "city": "PASADENA",
            "state": "CA",
            "postal_code": "911890147",
            "telephone_number": "949-688-6205",
            "fax_number": "949-688-6205"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3085 LOMA VISTA RD",
            "city": "VENTURA",
            "state": "CA",
            "postal_code": "930032999",
            "telephone_number": "805-648-3085"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "PARTAMIAN",
        "first_name": "LEON",
        "middle_name": "G",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-24",
        "last_updated": "2022-12-08",
        "certification_date": "2022-12-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207W00000X",
            "taxonomy_group": "",
            "desc": "Ophthalmology",
            "state": "CA",
            "license": "C40265",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICAL PPIN #",
            "identifier": "00C402650",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Ventura, CA

Sources for this page

Verify at the official NPI Registry.