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SEAN TOAN HUA MD
NPI 1831705797
Anesthesiology in Portland, OR

Active since September 16, 2020PECOS Enrolled
3181 SW SAM JACKSON PARK RD, PORTLAND, OR 97239(503) 866-2243 Get Directions Write a Review

NPPES record last updated: January 15, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jan 15, 2026, Sep 16, 2020 (2 updates tracked since 2020).

About Sean Toan Hua Md NPPES

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

SEAN TOAN HUA MD (NPI 1831705797) is an individual anesthesiology provider in Portland, Oregon, licensed in Washington (MD70083395) and active in the NPI registry since September 2020. He is enrolled in Medicare PECOS and maintains a secondary practice location in Vancouver.

NPPES Registry Identity

NPI1831705797
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameSEAN TOAN HUACredential: MD
Location Address3181 SW SAM JACKSON PARK RDPortland, OR 97239-3011
Mailing Address505 Ne 87th Ave Ste 210Vancouver, WA 98664-1988 · (360) 828-5396
Phone(503) 866-2243
Sole ProprietorYes
Enumeration DateSeptember 16, 2020
Last NPPES UpdateJanuary 15, 20262 updates tracked since enumeration
NPPES CertifiedJanuary 15, 2026
✔ NPI 1831705797 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in WA · MD70083395
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.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
3181 SW SAM JACKSON PARK RD, Portland, OR 97239
Open in Google Maps ↗

Secondary Practice Location 1

Location 1400 NE Mother Joseph PlVancouver, WA 98664-3200 · Phone (360) 828-5396

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Sean Toan Hua Md 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 Sean Hua reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Columbia Anesthesia Group P S
10 mi
Anesthesiology
400 NE MOTHER JOSEPH PL
Vancouver, WA 98664
  • Reassigned Medicare billing, Washington enrollment
  • 155 clinicians in this Medicare group
NPI 1861448235 (360) 828-5396

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.

DONALD RICHARD SULLIVAN MD
Internal Medicine (Pulmonary Disease)
3181 SW SAM JACKSON PARK RD, UHN67
PORTLAND, OR 97239
Multnomah County (503) 494-6949
MRS. ANJALEE NIX ROWE NP
Nurse Practitioner (Acute Care)
3181 SW SAM JACKSON PARK RD
PORTLAND, OR 97239
Multnomah County (503) 494-3988
REEM HASAN MD
Internal Medicine
3181 SW SAM JACKSON PARK RD, PPV 350
PORTLAND, OR 97239
Multnomah County (503) 494-8562
DR. AMANDA D BALL PSY.D
Psychologist (Clinical)
3181 SW SAM JACKSON PARK RD
PORTLAND, OR 97239
Multnomah County (503) 494-6176
SUNSHINE WELSCH LMT
Massage Therapist
3181 SW SAM JACKSON PARK RD, 7D19
PORTLAND, OR 97239
Multnomah County (503) 494-8349
DR. ROBERT GENE MEALER M.D., PH.D.
Psychiatry & Neurology (Psychiatry)
3181 SW SAM JACKSON PARK RD
PORTLAND, OR 97239
Multnomah County (503) 494-6176
GREGORY HALL MD
Radiology (Diagnostic Radiology)
3181 SW SAM JACKSON PARK RD
PORTLAND, OR 97239
Multnomah County (503) 418-0990
DR. BURHAN AHMED MIAN MD
Student in an Organized Health Care Education/Training Program
3181 SW SAM JACKSON PARK RD
PORTLAND, OR 97239
Multnomah County (503) 494-8311

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 Sean Hua's NPI number?

The NPI number for Sean Hua is 1831705797. It was assigned to this individual provider in the NPPES registry on September 16, 2020.

Where is Sean Hua located?

Sean Hua practices at 3181 SW Sam Jackson Park Rd, Portland, OR 97239. The listed phone number is (503) 866-2243.

What is Sean Hua's specialty?

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

Is Sean Hua enrolled in Medicare?

Yes. Sean Hua is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Sean Hua's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sean Hua reassigns Medicare benefits to Columbia Anesthesia Group P S (Vancouver, WA). 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 Sean Hua'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 Sean Hua was last updated on January 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.