Isabel Leeds Groth, OD

Primary specialty

OptometristTaxonomy code 152W00000X

License

4816 Issued in OR

Practice address

9 Monroe Pkwy Ste 160
Lake Oswego, OR 97035-8863

Phone

(503) 636-2551

Fax

(503) 636-3055

NPI assigned

Jun 6, 2025

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in OR

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

Specialty

Optometry

Education

University of California - School of Optometry, 2025

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

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

{
    "created_epoch": "1749168000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784851200000",
    "number": "1992699540",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "9 MONROE PKWY STE 160",
            "city": "LAKE OSWEGO",
            "state": "OR",
            "postal_code": "970358863",
            "telephone_number": "503-636-2551",
            "fax_number": "503-636-3055"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9 MONROE PKWY STE 160",
            "city": "LAKE OSWEGO",
            "state": "OR",
            "postal_code": "970358863",
            "telephone_number": "503-636-2551",
            "fax_number": "503-636-3055"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "15298 SW Royalty Pkwy",
            "address_purpose": "LOCATION",
            "city": "Tigard",
            "state": "OR",
            "postal_code": "972243904",
            "country_code": "US",
            "telephone_number": "503-227-2020",
            "fax_number": "503-598-9661",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GROTH",
        "first_name": "ISABEL",
        "middle_name": "LEEDS",
        "name_prefix": "Dr.",
        "credential": "OD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-06-06",
        "last_updated": "2026-07-24",
        "certification_date": "2026-07-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "152W00000X",
            "taxonomy_group": "",
            "desc": "Optometrist",
            "state": "OR",
            "license": "4816",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Gretchen Gulotta, LLC
• Alexander William Griego
• Robert Grimm, RPH
• Linda Karen Griswold, LPC
• Perry Grossman, M.D.
• Sarah Guenzburger, PT, DPT
• Jenna Noelle Guerra, NBC-HWC
• Jessica Terese Guerriero, MSW
• Paul M. Guinther, PH.D.
• Susan Marie Gulka

• Optometrist in Lake Oswego, OR
• Providers in Lake Oswego, OR by specialty
• Optometrist in Oregon

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 24, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.