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DR. BRIAN O. NYQUIST M.D.
NPI 1821096223
Anesthesiology in Bremerton, WA

Active since July 08, 2005PECOS EnrolledAccepts Medicare Assignment
990 SYLVAN WAY, BREMERTON, WA 98310(360) 479-3657(360) 373-7616 Get Directions Write a Review

NPPES record last updated: January 21, 2009. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Brian O. Nyquist M.d. NPPES

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

DR. BRIAN O. NYQUIST M.D. (NPI 1821096223) is an individual anesthesiology provider in Bremerton, Washington, licensed in Washington (MD00024388) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS, is affiliated with Harrison Medical Center, and is a graduate of University Of Nebraska College Of Medicine (1980).

NPPES Registry Identity

NPI1821096223
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. BRIAN O. NYQUISTCredential: M.D.
Location Address990 SYLVAN WAYBremerton, WA 98310-2851
Mailing Address990 Sylvan WayBremerton, WA 98310-2851 · (360) 479-3657 · Fax (360) 373-7616
Phone(360) 479-3657
Fax(360) 373-7616
Sole ProprietorNo
Medical School CMSUniversity Of Nebraska College Of MedicineGraduated 1980
Enumeration DateJuly 8, 2005
Last NPPES UpdateJanuary 21, 2009
✔ NPI 1821096223 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in WA · MD00024388
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.
990 SYLVAN WAY, Bremerton, WA 98310
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Other Identifiers 12

Other910847215WA · Premera Blue Cross
Other050082832WA · Railroad Medicare
Other7215NYWA · Regence Blue Shield
Other016487001WA · Group Health Corp.
Other91084721532WA · Kps
OtherA029WA · Triwest
Medicare UPIND25101WA
Medicaid8284218WA
Other0152285WA · Labor And Industries
Other016487001WA · Victims Of Crime
Other910847215WA · Uniform Medical
Medicare ID-Type UnspecifiedAB24248WA · Medicare

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health.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

Dr. Brian O. Nyquist M.d. 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 ID9739076241
PECOS Enrollment IDI20101118000284
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 Brian Nyquist reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Olympic Anesthesia Services, Inc
Same address
Anesthesiology
990 SYLVAN WAY
Bremerton, WA 98310
  • Reassigned Medicare billing, Washington enrollment
  • 64 clinicians in this Medicare group
NPI 1275586125 (360) 479-3657

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

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Harrison Medical Center

Acute Care Hospitals · Bremerton, WA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500039
Location2520 Cherry AvenueBremerton, WA 98310 · Kitsap County
Emergency services Birthing friendly

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.

DR. HENRY NGUYEN MD
Anesthesiology
990 SYLVAN WAY
BREMERTON, WA 98310
Kitsap County (360) 479-3657
CHARLES L LAMB M.D.
Anesthesiology
990 SYLVAN WAY
BREMERTON, WA 98310
Kitsap County (360) 479-3657
DR. NANCY D BRILLER MD
Anesthesiology
990 SYLVAN WAY
BREMERTON, WA 98310
Kitsap County (360) 479-3657
MR. DAVID JOHN BOBIAK ARNP/CRNA
Nurse Anesthetist, Certified Registered
990 SYLVAN WAY
BREMERTON, WA 98310
Kitsap County (360) 479-3657
DR. MICHAEL LEE JOHNSON M.D.
Anesthesiology
990 SYLVAN WAY
BREMERTON, WA 98310
Kitsap County (360) 479-3657
DR. GARRY REID GREENE MD
Anesthesiology
990 SYLVAN WAY
BREMERTON, WA 98310
Kitsap County (360) 479-3657
OLYMPIC ANESTHESIA SERVICES, INC
Anesthesiology
990 SYLVAN WAY
BREMERTON, WA 98310
Kitsap County (360) 479-3657
MR. TODD DANIEL LOUTZENHEISER MD
Anesthesiology
990 SYLVAN WAY
BREMERTON, WA 98310
Kitsap County (360) 479-3657

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 Brian Nyquist's NPI number?

The NPI number for Brian Nyquist is 1821096223. It was assigned to this individual provider in the NPPES registry on July 8, 2005.

Where is Brian Nyquist located?

Brian Nyquist practices at 990 Sylvan Way, Bremerton, WA 98310. The listed phone number is (360) 479-3657.

What is Brian Nyquist's specialty?

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

Is Brian Nyquist enrolled in Medicare?

Yes. Brian Nyquist 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 Brian Nyquist's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Brian Nyquist reassigns Medicare benefits to Olympic Anesthesia Services, Inc (Bremerton, 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 Brian Nyquist's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Brian Nyquist accept?

Health plans from Ambetter Health list Brian Nyquist 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.

Is Brian Nyquist affiliated with any hospitals?

According to CMS data, Brian Nyquist is affiliated with Harrison Medical Center.

When was this NPI record last updated?

The NPPES record for Brian Nyquist was last updated on January 21, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 years 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.