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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. ISABEL LEEDS GROTH OD
NPI 1992699540
Optometrist in Lake Oswego, OR

Active since June 06, 2025PECOS Enrolled
9 MONROE PKWY STE 160, LAKE OSWEGO, OR 97035(503) 636-2551(503) 636-3055 Get Directions Write a Review

NPPES record last updated: July 24, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 24, 2026, Oct 6, 2025, Jun 6, 2025 (3 updates tracked since 2025).

About Dr. Isabel Leeds Groth Od NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ISABEL LEEDS GROTH OD (NPI 1992699540) is an individual optometrist in Lake Oswego, Oregon, licensed in Oregon (4816) and active in the NPI registry since June 2025. She is enrolled in Medicare PECOS and maintains a secondary practice location in Tigard.

NPPES Registry Identity

NPI1992699540
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameDR. ISABEL LEEDS GROTHCredential: OD
Location Address9 MONROE PKWY STE 160Lake Oswego, OR 97035-8863
Mailing Address9 Monroe Pkwy Ste 160Lake Oswego, OR 97035-8863 · (503) 636-2551 · Fax (503) 636-3055
Phone(503) 636-2551
Fax(503) 636-3055
Sole ProprietorNo
Enumeration DateJune 6, 2025
Last NPPES UpdateJuly 24, 20263 updates tracked since enumeration
NPPES CertifiedJuly 24, 2026
✔ NPI 1992699540 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers
Taxonomy Code152W00000X
License✔ Licensed in OR · 4816
Definition
Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.
9 MONROE PKWY STE 160, Lake Oswego, OR 97035
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Secondary Practice Location 1

Location 115298 SW Royalty PkwyTigard, OR 97224-3904 · Phone (503) 227-2020 · Fax (503) 598-9661

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Isabel Leeds Groth Od is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97035 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$134.16 typical visit price
range $58.99 – $176.88
Typical copayment $33.54 (range $14.74 – $44.22)
Most-billed visit code 99204
Established Patient
$73.28 typical visit price
range $19.32 – $144.79
Typical copayment $18.32 (range $4.83 – $36.19)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. JACQUELINE KA-WAN NG M.D.
Ophthalmology
9 MONROE PKWY STE 160
LAKE OSWEGO, OR 97035
Clackamas County (503) 636-2551
NISHA NAGARKATTI-GUDE MD, PHD
Ophthalmology
9 MONROE PKWY STE 160
LAKE OSWEGO, OR 97035
Clackamas County (503) 636-2551
JEFFREY H GARRETT OD
Optometrist
9 MONROE PKWY STE 160
LAKE OSWEGO, OR 97035
Clackamas County (503) 636-2551
OREGON EYE SPECIALISTS PC
Ophthalmology
9 MONROE PKWY STE 160
LAKE OSWEGO, OR 97035
Clackamas County (503) 636-2551
OREGON EYE SPECIALISTS, PC
Eyewear Supplier
9 MONROE PKWY STE 160
LAKE OSWEGO, OR 97035
Clackamas County (503) 636-2551
EYE HEALTH NORTHWEST P.C.
Ophthalmology
9 MONROE PKWY STE 160
LAKE OSWEGO, OR 97035
Clackamas County (503) 699-7832

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Isabel Groth's NPI number?

The NPI number for Isabel Groth is 1992699540. It was assigned to this individual provider in the NPPES registry on June 6, 2025.

Where is Isabel Groth located?

Isabel Groth practices at 9 Monroe Pkwy Ste 160, Lake Oswego, OR 97035. The listed phone number is (503) 636-2551.

What is Isabel Groth's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Isabel Groth enrolled in Medicare?

Yes. Isabel Groth is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Isabel Groth was last updated on July 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 24 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.