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DR. WILLIAM B STREK M.D.
NPI 1447228085
Psychiatry & Neurology - Psychiatry in Bend, OR

Active since March 09, 2006PECOS EnrolledAccepts Medicare Assignment
2500 NE NEFF RD, BEND, OR 97701(541) 382-4321 Get Directions Write a Review

NPPES record last updated: May 1, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 1, 2026, Dec 3, 2024, Jan 3, 2023 (3 updates tracked since 2023).

About Dr. William B Strek M.d. NPPES

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

DR. WILLIAM B STREK M.D. (NPI 1447228085) is an individual psychiatry provider in Bend, Oregon, licensed in Oregon (MD21737) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS, is affiliated with St Charles Medical Center - Bend, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1447228085
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. WILLIAM B STREKCredential: M.D.
Location Address2500 NE NEFF RDBend, OR 97701-6015
Mailing AddressPo Box 24410Eugene, OR 97402-0451
Phone(541) 382-4321
Sole ProprietorNo
Medical School CMSUniversity Of Massachusetts Medical SchoolGraduated 1985
Enumeration DateMarch 9, 2006
Last NPPES UpdateMay 1, 20263 updates tracked since enumeration
NPPES CertifiedMay 1, 2026
✔ NPI 1447228085 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Licenses✔ Licensed in OR · MD21737✔ Licensed in WA · MD61379073
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
2500 NE NEFF RD, Bend, OR 97701
Open in Google Maps ↗

Secondary Practice Locations 2

Location 11615 Delaware StLongview, WA 98632-2367 · Phone (360) 636-4836 · Fax (360) 636-6792
Location 23333 Riverbend Dr, Behavioral HealthSpringfield, OR 97477-8800 · Phone (541) 222-2185

Other Identifiers 1

Medicaid181449OR

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BridgeSpan Health Company, PacificSource Health Plans, Regence BlueCross BlueShield of Oregon.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. William B Strek 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 ID5597751917
PECOS Enrollment IDI20040421001769
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 Reassignments

2

Medicare enrollment records show William Strek reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

St. Charles Health System, Inc.
Same address
General Acute Care Hospital
2500 NE NEFF RD
Bend, OR 97701
  • Reassigned Medicare billing, Oregon enrollment
  • 307 clinicians in this Medicare group
NPI 1982621447 (541) 382-4321
Dhs/Office Of Financial Services Irs/Eopc/Bmrc/Eotc/Osh/Osh-P
105 mi
Psychiatric Hospital
2600 CENTER ST NE
Salem, OR 97301
  • Reassigned Medicare billing, Oregon enrollment
  • 123 clinicians in this Medicare group
NPI 1508802489 (503) 945-2800

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

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
201 services26 patients
Psychiatric diagnostic evaluation with medical services 90792
A psychiatric diagnostic evaluation with medical services is a comprehensive assessment. It includes a detailed examination of your mental health and physical wellbeing, as well as your personal and family history. This evaluation aids in creating an effective treatment plan.
20 services17 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
20 services17 patients
Psychiatric diagnostic evaluation with medical services 90792
A psychiatric diagnostic evaluation with medical services is a comprehensive assessment. It includes a detailed examination of your mental health and physical wellbeing, as well as your personal and family history. This evaluation aids in creating an effective treatment plan.
13 services13 patients

Hospital Affiliations CMS Care Compare

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

St Charles Medical Center - Bend

Acute Care Hospitals · Bend, OR
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number380047
Location2500 NE Neff RoadBend, OR 97701 · Deschutes County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97701 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
$166.64 typical visit price
range $54.96 – $166.64
Typical copayment $41.66 (range $13.74 – $41.66)
Most-billed visit code 99205
Established Patient
$68.64 typical visit price
range $17.68 – $136.19
Typical copayment $17.16 (range $4.42 – $34.04)
Most-billed visit code 99213
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 20

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

ALANNA MOZENA MD
Internal Medicine
2500 NE NEFF RD
BEND, OR 97701
Deschutes County (541) 706-6892
JAQUELINE L CAMPAGNA PT
Physical Therapist
2500 NE NEFF RD
BEND, OR 97701
Deschutes County (541) 382-4321
ASHLEY MARIE TWYMAN MD
Hospitalist
2500 NE NEFF RD
BEND, OR 97701
Deschutes County (541) 706-6892
NICOLE KOSMIDER
Anesthesiology
2500 NE NEFF RD
BEND, OR 97701
Deschutes County (888) 333-1095
SAMANTHA MULLIS NNP
Nurse Practitioner (Neonatal, Critical Care)
2500 NE NEFF RD
BEND, OR 97701
Deschutes County (541) 382-4321
JEAN M BROWN PA-C
Physician Assistant
2500 NE NEFF RD
BEND, OR 97701
Deschutes County (541) 388-1636
BENJAMIN BRUNO BARSOTTI MD
Pediatrics
2500 NE NEFF RD
BEND, OR 97701
Deschutes County (541) 706-6892
DR. NICHOLAS SONG BOEHLING M.D.
Radiology (Radiation Oncology)
2500 NE NEFF RD
BEND, OR 97701
Deschutes County (541) 706-5800

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 William Strek's NPI number?

The NPI number for William Strek is 1447228085. It was assigned to this individual provider in the NPPES registry on March 9, 2006.

Where is William Strek located?

William Strek practices at 2500 NE Neff Rd, Bend, OR 97701. The listed phone number is (541) 382-4321.

What is William Strek's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is William Strek enrolled in Medicare?

Yes. William Strek 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 organizations bill Medicare for William Strek's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Strek reassigns Medicare benefits to 2 organizations: St. Charles Health System, Inc. (Bend, OR) and Dhs/Office Of Financial Services Irs/Eopc/Bmrc/Eotc/Osh/Osh-P (Salem, OR). Each 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 William Strek's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does William Strek accept?

Health plans from BridgeSpan Health Company, PacificSource Health Plans and Regence BlueCross BlueShield of Oregon list William Strek 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 William Strek affiliated with any hospitals?

According to CMS data, William Strek is affiliated with St Charles Medical Center - Bend.

When was this NPI record last updated?

The NPPES record for William Strek was last updated on May 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.