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

MISS CHELSIE JUSTINE KALINA DIETZ MD
NPI 1902482946
Anesthesiology in Bellingham, WA

Active since March 21, 2021PECOS Enrolled
909 SQUALICUM WAY STE 102, BELLINGHAM, WA 98225(360) 647-3377 Get Directions Write a Review

NPPES record last updated: November 2, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Nov 2, 2026, Dec 22, 2025, Mar 21, 2021 (3 updates tracked since 2021).

About Miss Chelsie Justine Kalina Dietz Md NPPES

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

MISS CHELSIE JUSTINE KALINA DIETZ MD (NPI 1902482946) is an individual anesthesiology provider in Bellingham, Washington, licensed in Washington (MD.MD70126465) and active in the NPI registry since March 2021. She is enrolled in Medicare PECOS and is a graduate of Other (2021).

NPPES Registry Identity

NPI1902482946
Entity TypeIndividualFemale
Primary Taxonomy207L00000X
Provider Legal NameMISS CHELSIE JUSTINE KALINA DIETZCredential: MD
Location Address909 SQUALICUM WAY STE 102Bellingham, WA 98225-2077
Mailing Address909 Squalicum Way Ste 102Bellingham, WA 98225-2077 · (360) 647-3377
Sole ProprietorYes
Medical School CMSOtherGraduated 2021
Enumeration DateMarch 21, 2021
Last NPPES UpdateNovember 2, 20263 updates tracked since enumeration
NPPES CertifiedNovember 2, 2026
✔ NPI 1902482946 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in WA · MD.MD70126465
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
909 SQUALICUM WAY STE 102, Bellingham, WA 98225

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

Miss Chelsie Justine Kalina Dietz Md 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 ID345740031
PECOS Enrollment IDI20251212002670
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 Chelsie Dietz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Anesthesiology
3181 SW SAM JACKSON PARK RD, MAILCODE: SJH-2
Portland, OR 97239
  • Reassigned Medicare billing, Oregon enrollment
  • 279 clinicians in this Medicare group

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 19

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

Anesthesiology
909 SQUALICUM WAY STE 102
BELLINGHAM, WA 98225
Anesthesiology
909 SQUALICUM WAY STE 102
BELLINGHAM, WA 98225
Anesthesiology
909 SQUALICUM WAY STE 102
BELLINGHAM, WA 98225
Anesthesiology
909 SQUALICUM WAY STE 102
BELLINGHAM, WA 98225
Anesthesiology
909 SQUALICUM WAY STE 102
BELLINGHAM, WA 98225
Anesthesiology
909 SQUALICUM WAY STE 102
BELLINGHAM, WA 98225
Anesthesiology
909 SQUALICUM WAY STE 102
BELLINGHAM, WA 98225
Anesthesiology
909 SQUALICUM WAY STE 102
BELLINGHAM, WA 98225

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 Chelsie Dietz's NPI number?

The NPI number for Chelsie Dietz is 1902482946. It was assigned to this individual provider in the NPPES registry on March 21, 2021.

Where is Chelsie Dietz located?

Chelsie Dietz practices at 909 Squalicum Way Ste 102, Bellingham, WA 98225. The listed phone number is (360) 647-3377.

What is Chelsie Dietz's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Chelsie Dietz enrolled in Medicare?

Yes. Chelsie Dietz 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 Chelsie Dietz's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Chelsie Dietz reassigns Medicare benefits to University Anesthesiology Associates, LLC (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 Chelsie Dietz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Chelsie Dietz was last updated on November 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.