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ALLISON REBECCA LOH M.D.
NPI 1013234442
Ophthalmology - Pediatric Ophthalmology and Strabismus Specialist in Portland, OR

Active since April 25, 2010PECOS Enrolled
97.83/100
CMS Quality Rating
3375 SW TERWILLIGER BLVD, PORTLAND, OR 97239(503) 494-3000(503) 494-4286 Get Directions Write a Review

NPPES record last updated: November 1, 2017. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Allison Rebecca Loh M.d. NPPES

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

ALLISON REBECCA LOH M.D. (NPI 1013234442) is an individual pediatric ophthalmology and strabismus specialist in Portland, Oregon, licensed in Oregon (MD166902) and active in the NPI registry since April 2010. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1013234442
Entity TypeIndividualFemale
Primary Taxonomy207WX0110X
Provider Legal NameALLISON REBECCA LOHCredential: M.D.
Location Address3375 SW TERWILLIGER BLVDPortland, OR 97239-4146
Mailing Address3375 Sw Terwilliger BlvdPortland, OR 97239-4146
Phone(503) 494-3000
Fax(503) 494-4286
Sole ProprietorNo
Enumeration DateApril 25, 2010
Last NPPES UpdateNovember 1, 2017
✔ NPI 1013234442 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOphthalmology · Pediatric Ophthalmology and Strabismus SpecialistAllopathic & Osteopathic Physicians
Taxonomy Code207WX0110X
License✔ Licensed in OR · MD166902
Definition
An ophthalmologist who specializes in pediatric ophthalmology and strabismus management. The subspecialty includes the medical and surgical management of eye disorders found in children. Some of the more common disorders include amblyopia, strabismus, refractive error, cataract and glaucoma. These disorders may be related to neurological and endocrinological diseases, trauma, or aging changes in the extraocular muscles requiring medical, optical and surgical management.
Also ListedOphthalmologyTaxonomy 207W00000X · License 166902 (OR)
3375 SW TERWILLIGER BLVD, Portland, OR 97239
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Moda Health Plan, Inc., PacificSource Health Plans, Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Allison Rebecca Loh M.d. 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.

Medicare Billing Reassignment

Medicare enrollment records show Allison Loh reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Professional Services
0.1 mi
General Practice
3181 SW SAM JACKSON PARK RD
Portland, OR 97239
  • Reassigned Medicare billing, Oregon enrollment
  • 2,212 clinicians in this Medicare group
NPI 1376709535 (503) 494-8311

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97239 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

97.83/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality80.97
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 20

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

MR. AMR M ZAKI M.D.
Student in an Organized Health Care Education/Training Program
3375 SW TERWILLIGER BLVD
PORTLAND, OR 97239
Multnomah County (902) 449-6650
RICHARD GORDON WELEBER MD
Ophthalmology
3375 SW TERWILLIGER BLVD
PORTLAND, OR 97239
Multnomah County (503) 494-8386
AFSHAN A NANJI M.D.
Ophthalmology (Cornea and External Diseases Specialist)
3375 SW TERWILLIGER BLVD
PORTLAND, OR 97239
Multnomah County (503) 494-3000
DR. MARK EDWARD PENNESI MD PHD
Ophthalmology
3375 SW TERWILLIGER BLVD, CEI
PORTLAND, OR 97239
Multnomah County (503) 494-8386
TU LAN NHAT NGUYEN MD
Ophthalmology
3375 SW TERWILLIGER BLVD
PORTLAND, OR 97239
Multnomah County (503) 494-7830
JOHN DANIEL NG MD
Ophthalmology (Ophthalmic Plastic and Reconstructive Surgery)
3375 SW TERWILLIGER BLVD
PORTLAND, OR 97239
Multnomah County (503) 494-3000
DEREK JEN KON LOUIE BS, MS, OD
Optometrist
3375 SW TERWILLIGER BLVD
PORTLAND, OR 97239
Multnomah County (503) 494-3000
DR. JOHN PETER CAMPBELL M.D., M.P.H
Ophthalmology (Retina Specialist)
3375 SW TERWILLIGER BLVD
PORTLAND, OR 97239
Multnomah County (503) 494-3000

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 Allison Loh's NPI number?

The NPI number for Allison Loh is 1013234442. It was assigned to this individual provider in the NPPES registry on April 25, 2010.

Where is Allison Loh located?

Allison Loh practices at 3375 SW Terwilliger Blvd, Portland, OR 97239. The listed phone number is (503) 494-3000.

What is Allison Loh's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Pediatric Ophthalmology and Strabismus Specialist, with taxonomy code 207WX0110X.

Is Allison Loh enrolled in Medicare?

Yes. Allison Loh is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Allison Loh's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Allison Loh reassigns Medicare benefits to University Professional Services (Portland, OR). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Allison Loh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Allison Loh accept?

Health plans from Moda Health Plan, Inc., PacificSource Health Plans and Providence Health Plan list Allison Loh as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Allison Loh was last updated on November 1, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 years 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.