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GREGORY LEE LUM RD
NPI 1376057448
Dietitian, Registered in Salem, OR

Active since November 27, 2017
255 LANCASTER DR NE, SALEM, OR 97301(503) 576-8360(503) 576-8410 Get Directions Write a Review

NPPES record last updated: November 3, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Nov 3, 2025, Nov 27, 2017 (2 updates tracked since 2017).

About Gregory Lee Lum Rd NPPES

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

GREGORY LEE LUM RD (NPI 1376057448) is an individual dietitian, registered in Salem, Oregon, licensed in Oregon (LD-D-10263069) and active in the NPI registry since November 2017. He maintains a secondary practice location in Woodburn and is a graduate of University Of California, Davis School Of Medicine (2015).

NPPES Registry Identity

NPI1376057448
Entity TypeIndividualMale
Primary Taxonomy133V00000X
Provider Legal NameGREGORY LEE LUMCredential: RD
Location Address255 LANCASTER DR NESalem, OR 97301-5155
Mailing AddressPo Box 190Toppenish, WA 98948-0190 · (509) 408-6298 · Fax (509) 865-7057
Phone(503) 576-8360
Fax(503) 576-8410
Sole ProprietorNo
Medical School CMSUniversity Of California, Davis School Of MedicineGraduated 2015
Enumeration DateNovember 27, 2017
Last NPPES UpdateNovember 3, 20252 updates tracked since enumeration
NPPES CertifiedNovember 3, 2025
✔ NPI 1376057448 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDietitian, RegisteredDietary & Nutritional Service Providers
Taxonomy Code133V00000X
License✔ Licensed in OR · LD-D-10263069
Definition
A Registered Dietitian (RD)/Registered Dietitian Nutritionist (RDN) is an individual uniquely trained in the science of nutrition and practice of dietetics to design and provide medical nutrition therapy (MNT) and other evidence-based applications of the Nutrition Care Process (NCP) that exemplify the profession's systematic approach to providing high quality nutrition care. Registered dietitians provide MNT for the purpose of disease prevention or management, or to treat or rehabilitate an illness, injury, or condition, with the use of specific, indicated physical and cognitive nutrition care services comprised of one or more of the following aspects of the NCP: nutrition assessment/reassessment, nutrition diagnosis, nutrition intervention (e.g., nutrition counseling, therapeutic diet ordering, and nutrition education) and nutrition monitoring and evaluation.
255 LANCASTER DR NE, Salem, OR 97301
Open in Google Maps ↗

Secondary Practice Location 1

Location 11175 Mount Hood AveWoodburn, OR 97071-9060 · Phone (503) 982-2006 ext. 6417

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, BridgeSpan Health Company, Moda Health Plan, Inc. and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Gregory Lee Lum Rd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9436643079
PECOS Enrollment IDI20251211001114

Medicare Billing Reassignment

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

Yakima Valley Farm Workers Clinic
Same address
Federally Qualified Health Center (FQHC)
255 LANCASTER DR NE
Salem, OR 97301
  • Reassigned Medicare billing, Oregon enrollment
  • 81 clinicians in this Medicare group
NPI 1255877858 (503) 576-8400

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

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.

EMILY GRAY PHARMD.
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
255 LANCASTER DR NE
SALEM, OR 97301
Marion County (503) 576-8340
CATHERINE M LARROUY RD, LD
Dietitian, Registered
255 LANCASTER DR NE
SALEM, OR 97301
Marion County (503) 576-8360
CHRISTOPHER ROBERT BACKSMAN APRN
Nurse Practitioner
255 LANCASTER DR NE
SALEM, OR 97301
Marion County (503) 576-8400
MRS. ILCE A AGUIRRE-WILKINSON LCSW
Social Worker (Clinical)
255 LANCASTER DR NE
SALEM, OR 97301
Marion County (503) 576-8390
MELISSA LAURON DIXON
Dentist
255 LANCASTER DR NE
SALEM, OR 97301
Marion County (503) 576-8350
LABORATORY CORPORATION OF AMERICA
Clinical Medical Laboratory
255 LANCASTER DR NE
SALEM, OR 97301
Marion County (971) 458-3092
FIORELLA SAAVEDRA
Physician Assistant
255 LANCASTER DR NE
SALEM, OR 97301
Marion County (503) 576-8400
LAUREN TRUXILLO
Physician Assistant
255 LANCASTER DR NE
SALEM, OR 97301
Marion County (503) 576-8400

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 Gregory Lum's NPI number?

The NPI number for Gregory Lum is 1376057448. It was assigned to this individual provider in the NPPES registry on November 27, 2017.

Where is Gregory Lum located?

Gregory Lum practices at 255 Lancaster Dr NE, Salem, OR 97301. The listed phone number is (503) 576-8360.

What is Gregory Lum's specialty?

The primary specialty registered for this NPI is Dietitian, Registered with taxonomy code 133V00000X.

Is Gregory Lum enrolled in Medicare?

Yes. Gregory Lum is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Gregory Lum's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Lum reassigns Medicare benefits to Yakima Valley Farm Workers Clinic (Salem, 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 Gregory Lum's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Gregory Lum accept?

Health plans from Ambetter Health, BridgeSpan Health Company, Moda Health Plan, Inc., PacificSource Health Plans and Premera Blue Cross Blue Shield of Alaska and 2 other insurers list Gregory Lum 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 Gregory Lum was last updated on November 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months 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.