CHELSEA WARREN (RD) – Registered Dietitian, NPI 1275892978

CHELSEA WARREN (RD) is a healthcare provider. based in Portland, Oregon. specializing in REGISTERED DIETITIAN OR NUTRITION PROFESSIONAL. They hold the professional credentials RD. They hold a License No. 10257075 (OR). The NPI Number for CHELSEA WARREN (RD) is 1275892978

Main info

Female
20 Years Of Experience
Accepts Medicare Assignment
Name
CHELSEA WARREN (RD)
NPI
1275892978
Phone
(503) 255-3404
Address
1350 NE 122ND AVE
Enumeration Date
15 May 2012
Last Update Date
18 August 2025

Doctor Profile

Medical School Name
OTHER
Secondary Phone
5032616912
Graduation Year
2006 (20 years ago)
PAC ID
5799284154
Group Practice PAC ID
3274908819
Professional Enrollment ID
I20250814002054
Address ID
OR972162457PO10101STXX404
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness85
Years active:14State licenses:1Digital endpointsOther names

155 REGISTERED DIETITIAN OR NUTRITION PROFESSIONAL in OR

Provider Addresses for CHELSEA WARREN (RD)

  • 1350 NE 122ND AVE

    PORTLAND, OR 972302011

    Phone: (503) 255-3404

    Fax: (503) 255-4750

    Type: Location

  • 3327 NE 17TH AVE

    PORTLAND, OR 972122321

    Phone:

    Type: Mailing

  • 2111 NE 25TH AVE

    HILLSBORO, OR 971245961

    Phone: (503) 264-8011

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2025-08-14

PECOS data refreshed: 2026-06-15

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20250814002054IRegistered Dietitian Or Nutrition ProfessionalORTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 97230)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 3274908819View full group profile
NameSpecialtyState
Certified Registered Nurse Anesthetist (Crna)OR
Emergency MedicineDC
Interventional Cardiology, Cardiovascular Disease (Cardiology)OR
Physician AssistantOR
Nurse PractitionerOR
Emergency MedicinePA
Emergency MedicineOR
Radiation OncologyOR
Emergency MedicineOR
General SurgeryOH

Reviews

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Frequently asked questions

What is CHELSEA WARREN (RD)'s NPI number?
CHELSEA WARREN (RD)'s NPI is 1275892978 — the number used across U.S. healthcare to identify this provider.
Would CHELSEA WARREN (RD) appear as active to a payer?
You can treat CHELSEA WARREN (RD) as active for directory purposes; confirm clinical privileges separately.
How would a patient describe CHELSEA WARREN (RD)'s focus?
For CHELSEA WARREN (RD), the primary taxonomy reads as Registered Dietitian. Clinical services aligned with this taxonomy classification.
Where in Oregon is CHELSEA WARREN (RD) registered?
Use Portland, Oregon as the headline location for CHELSEA WARREN (RD) here.
When was this NPI issued?
Enumeration for CHELSEA WARREN (RD) is noted as May 15, 2012 where the registry provides it.

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