Individual provider Active NPI

Karen Lynne Koumjian, OD

  • Optometrist
  • Watertown, MA
National Provider Identifier
1134345689
Registry record updated Jun 30, 2016
On this page

Key facts

NPPES NPI Registry
Primary specialty
OptometristTaxonomy code 152W00000X
License
2921 Issued in MA
Practice address
124 Watertown St
Ste 3E
Watertown, MA 02472-2500
Phone
(617) 923-2761
Fax
(617) 926-2835
NPI assigned
Apr 17, 2007
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jun 30, 2016

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Optometrist 152W00000X 2921 MA Primary

Addresses

Primary practice location

124 Watertown St
Ste 3E
Watertown, MA 02472-2500

Mailing address

124 Watertown St
Ste 3E
Watertown, MA 02472-2500
Phone (617) 923-2761

Other identifiers 3

IdentifierTypeStateIssuer
0342068MedicaidMA
W15548OtherMDBLUE CROSS BLUE SHIELD
718121OtherMATUFTS

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: No
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20040810000646 MA Practitioner - Optometry 9537131578 Practice locations: Watertown, MA

Care Compare profile

Medicare Care Compare
Specialty
Optometry
Education
New England College of Optometry, 1981
Medicare assignment
Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

124 Watertown St
Suite 3E
Watertown, MA 02472-2500
Phone (617) 923-2323

Procedures performed for Medicare patients

ProcedureNumber of procedures
Cataract surgery1-10

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Koumjian Optometry, LLC Optometrist CurrentSince Jan 19, 2025 Accepting new patients

Locations

124 Watertown St
Ste 3E
Watertown, MA 02472
Phone (617) 923-2323

Organizations & group practices 1

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": "1176768000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1467244800000",
    "number": "1134345689",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "124 WATERTOWN ST",
            "address_2": "STE 3E",
            "city": "WATERTOWN",
            "state": "MA",
            "postal_code": "024722500",
            "telephone_number": "617-923-2761",
            "fax_number": "617-926-2835"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "124 WATERTOWN ST",
            "address_2": "STE 3E",
            "city": "WATERTOWN",
            "state": "MA",
            "postal_code": "024722500",
            "telephone_number": "617-923-2761",
            "fax_number": "617-926-2835"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KOUMJIAN",
        "first_name": "KAREN",
        "middle_name": "LYNNE",
        "name_prefix": "Dr.",
        "credential": "OD",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2007-04-17",
        "last_updated": "2016-06-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "152W00000X",
            "taxonomy_group": "",
            "desc": "Optometrist",
            "state": "MA",
            "license": "2921",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "0342068",
            "state": "MA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE CROSS BLUE SHIELD",
            "identifier": "W15548",
            "state": "MD"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "TUFTS",
            "identifier": "718121",
            "state": "MA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Watertown, MA

Sources for this page

Verify at the official NPI Registry.