Individual provider Active NPI

Nariman Nassiri, M.D.

  • Ophthalmology Physician
  • Pasadena, CA
National Provider Identifier
1174056857
Registry record updated Jan 16, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Ophthalmology PhysicianTaxonomy code 207W00000X
License
A172729 Issued in CA
Practice address
625 S Fair Oaks Ave
Pasadena, CA 91105-2613
Phone
(626) 817-4747
NPI assigned
Apr 10, 2017
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jan 16, 2025

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 A172729 CA Primary

Addresses

Primary practice location

625 S Fair Oaks Ave
Pasadena, CA 91105-2613

Mailing address

5767 W Century Blvd Ste 400
Los Angeles, CA 90045-5631

Other identifiers 1

IdentifierTypeStateIssuer
N260622018714OtherMIDRIVING LICENSE

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
I20210610002009 CA Practitioner - Ophthalmology 8224307582 Reassigns benefits to 6 organizations

Care Compare profile

Medicare Care Compare
Specialty
Ophthalmology
Education
Other, 2005
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
City of Hope Medical FoundationGroup PAC ID 3779751656, 964 clinicians
Jules Stein Eye Institute Medical GroupGroup PAC ID 5597663740, 118 clinicians
East-West Eye Institute a Medical CorporationGroup PAC ID 0042297376, 16 clinicians
Nariman Nassiri MD IncGroup PAC ID 0941704506, 4 clinicians

Practice addresses (Care Compare)

1500 Duarte Rd
Duarte, CA 91010-3012
Phone (626) 256-4673

18111 Brookhurst St
Suite 6400
Fountain Valley, CA 92708-6728
Phone (714) 963-1444

23441 Madison St
Suite 120
Torrance, CA 90505-4734
Phone (310) 373-6708

23861 McBean Pkwy
Suite E21
Valencia, CA 91355-4457
Phone (626) 900-8875

Hospital & facility affiliations

  • City of Hope Helford Clinical Research Hospital Hospital, Duarte, CA, CCN 050146

Merit-based Incentive Payment System (MIPS)

Final score
92.8 of 100Reported as group
Quality
78.51
Promoting interoperability
100
Improvement activities
40
Cost
70.37

Merit-based Incentive Payment System (MIPS)

Final score
86.31 of 100Reported as group
Quality
78.96
Promoting interoperability
100
Improvement activities
40
Cost
71.72

Merit-based Incentive Payment System (MIPS)

Final score
80.15 of 100Reported as group
Quality
76.08
Promoting interoperability
72
Improvement activities
40
Cost
75.13

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
A172729CAMDOphthalmology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
East-West Eye Institute a Medical Corporation Ophthalmology CurrentSince Aug 1, 2025 Accepting new patients
City of Hope Medical Foundation CurrentSince Jul 21, 2024 Accepting new patients
Affordable Medical Center & Urgent Care Inc CurrentSince Jun 17, 2023 Accepting new patients
Nariman Nassiri MD Inc Ophthalmology CurrentSince Jul 31, 2025 Accepting new patients
East-West Eye Institute a Medical Corporation Ophthalmology CurrentSince Aug 1, 2025 Accepting new patients
John G Rezapour MD Inc Ophthalmology CurrentSince May 1, 2023 Accepting new patients
East-West Eye Institute a Medical Corporation Ophthalmology Past Accepting new patients
Regents Univ of Calif Los Angeles Past Accepting new patients

Locations

1500 Duarte Rd
Duarte, CA 91010
Phone (626) 359-8111

16661 Ventura Blvd
Ste 211
Encino, CA 91436
Phone (818) 205-1200

879 W 190th St
Ste 100
Gardena, CA 90248
Phone (310) 329-9115

330 N Brand Blvd
Ste 110
Glendale, CA 91203
Phone (818) 240-0890

5901 W Olympic Blvd
Ste 101
Los Angeles, CA 90036
Phone (310) 657-3200

5300 Santa Monica Blvd
Ste 304
Los Angeles, CA 90029
Phone (323) 300-5266

625 S Fair Oaks Ave
Pasadena, CA 91105
Phone (626) 395-9588

19950 Rinaldi St
Ste 101D
Porter Ranch, CA 91326
Phone (818) 488-5188

209 Fair Oaks Ave
South Pasadena, CA 91030
Phone (626) 359-8111

23441 Madison St
Ste 120
Torrance, CA 90505
Phone (310) 370-3628

23861 McBean Pkwy
Ste E21
Valencia, CA 91355
Phone (626) 900-8875

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

  • Direct secure messaging: nnassiri@pacificeyelaser.intellechartdirect.net
  • Direct secure messaging: nariman.nassiri.p44@direct.healthcarepartners.nextgenshare.com
  • Direct secure messaging: nnassiri140321@cityofhope.direct-ci.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 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": "1491782400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1736985600000",
    "number": "1174056857",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5767 W CENTURY BLVD STE 400",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900455631"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "625 S FAIR OAKS AVE",
            "city": "PASADENA",
            "state": "CA",
            "postal_code": "911052613",
            "telephone_number": "626-817-4747"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NASSIRI",
        "first_name": "NARIMAN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2017-04-10",
        "last_updated": "2025-01-16",
        "certification_date": "2025-01-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207W00000X",
            "taxonomy_group": "",
            "desc": "Ophthalmology",
            "state": "CA",
            "license": "A172729",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "DRIVING LICENSE",
            "identifier": "N260622018714",
            "state": "MI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Pasadena, CA

Sources for this page

Verify at the official NPI Registry.