1. Home
  2. Directory
  3. Oregon
  4. Portland
  5. Dietitian Registered
  6. NPI Profile

CHELSEA WARREN RD
NPI 1275892978
Dietitian, Registered in Portland, OR

Active since May 15, 2012Accepts Medicare Assignment
1350 NE 122ND AVE, PORTLAND, OR 97230(503) 255-3404(503) 255-4750 Get Directions Write a Review

NPPES record last updated: August 18, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Chelsea Warren Rd NPPES

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

CHELSEA WARREN RD (NPI 1275892978) is an individual dietitian, registered in Portland, Oregon, licensed in Oregon (10257075) and active in the NPI registry since May 2012. She is a graduate of Other (2006).

NPPES Registry Identity

NPI1275892978
Entity TypeIndividualFemale
Primary Taxonomy133V00000X
Provider Legal NameCHELSEA WARRENCredential: RD
Location Address1350 NE 122ND AVEPortland, OR 97230-2011
Mailing Address1350 Ne 122nd AvePortland, OR 97230-2011 · (503) 255-3404
Phone(503) 255-3404
Fax(503) 255-4750
Sole ProprietorNo
Medical School CMSOtherGraduated 2006
Enumeration DateMay 15, 2012
Last NPPES UpdateAugust 18, 2025
NPPES CertifiedAugust 18, 2025
✔ NPI 1275892978 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 · 10257075
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.
1350 NE 122ND AVE, Portland, OR 97230
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BridgeSpan Health Company, Moda Health Plan, Inc., PacificSource Health Plans 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 and accepts Medicare assignment

Chelsea Warren Rd is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5799284154
PECOS Enrollment IDI20250814002054

Medicare Billing Reassignment

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

Portland Adventist Medical Center
1.7 mi
Family Medicine
10201 SE MAIN ST STE 10A
Portland, OR 97216
  • Reassigned Medicare billing, Oregon enrollment
  • 331 clinicians in this Medicare group
NPI 1750091021 (503) 261-6970

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 97230 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
$0.00 typical visit price
range $58.99 – $176.88
Typical copayment $0.00 (range $14.74 – $44.22)
Most-billed visit code NA
Established Patient
$103.51 typical visit price
range $19.32 – $144.79
Typical copayment $25.87 (range $4.83 – $36.19)
Most-billed visit code 99214
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 17

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

MARILYN S MERRITT FNP
Nurse Practitioner
1350 NE 122ND AVE
PORTLAND, OR 97230
Multnomah County (503) 408-7008
HUONGLY THI VO FNP
Nurse Practitioner (Family)
1350 NE 122ND AVE
PORTLAND, OR 97230
Multnomah County (503) 408-7010
EDWINA LEUNG LCSW
Social Worker (Clinical)
1350 NE 122ND AVE
PORTLAND, OR 97230
Multnomah County (503) 408-7010
TEDDY MATTHEW MUMU MD
Internal Medicine
1350 NE 122ND AVE
PORTLAND, OR 97230
Multnomah County (503) 408-7010
SHUGANG GE MD
Internal Medicine
1350 NE 122ND AVE
PORTLAND, OR 97230
Multnomah County (503) 408-7010
DR. BRYAN S LEE DO
Family Medicine
1350 NE 122ND AVE
PORTLAND, OR 97230
Multnomah County (503) 408-7010
KAYLEE J HOPKINS FNP
Nurse Practitioner (Family)
1350 NE 122ND AVE
PORTLAND, OR 97230
Multnomah County (503) 408-7010
MR. JEREMIAH LEE ELDRED APRN
Nurse Practitioner (Family)
1350 NE 122ND AVE
PORTLAND, OR 97230
Multnomah County (503) 408-7008

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 Chelsea Warren's NPI number?

The NPI number for Chelsea Warren is 1275892978. It was assigned to this individual provider in the NPPES registry on May 15, 2012.

Where is Chelsea Warren located?

Chelsea Warren practices at 1350 NE 122nd Ave, Portland, OR 97230. The listed phone number is (503) 255-3404.

What is Chelsea Warren's specialty?

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

Is Chelsea Warren enrolled in Medicare?

Yes. Chelsea Warren is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Chelsea Warren's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Chelsea Warren reassigns Medicare benefits to Portland Adventist Medical Center (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 Chelsea Warren's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Chelsea Warren accept?

Health plans from BridgeSpan Health Company, Moda Health Plan, Inc., PacificSource Health Plans and Regence BlueCross BlueShield of Oregon list Chelsea Warren 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 Chelsea Warren was last updated on August 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.