1. Home
  2. Directory
  3. Oregon
  4. Bend
  5. Nurse Practitioner
  6. NPI Profile

MRS. SANDRA LYNN BERNKLAU APRN-BC
NPI 1790821882
Nurse Practitioner in Bend, OR

Active since January 29, 2007PECOS EnrolledAccepts Medicare Assignment
2200 NE NEFF RD STE 302, BEND, OR 97701(541) 706-4220 Get Directions Write a Review

NPPES record last updated: April 24, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 24, 2026, Jan 15, 2026, Aug 22, 2016 (3 updates tracked since 2016).

About Mrs. Sandra Lynn Bernklau Aprn-bc NPPES

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

MRS. SANDRA LYNN BERNKLAU APRN-BC (NPI 1790821882) is an individual nurse practitioner in Bend, Oregon, licensed in Washington (AP70054411) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS, is affiliated with Advocate Christ Hospital & Medical Center, and maintains a secondary practice location in Naperville.

NPPES Registry Identity

NPI1790821882
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameMRS. SANDRA LYNN BERNKLAUCredential: APRN-BC
Location Address2200 NE NEFF RD STE 302Bend, OR 97701-4279
Mailing Address4507 Deyo AveBrookfield, IL 60513-2217
Phone(541) 706-4220
Sole ProprietorNo
Medical School CMSOtherGraduated 2003
Enumeration DateJanuary 29, 2007
Last NPPES UpdateApril 24, 20263 updates tracked since enumeration
NPPES CertifiedApril 24, 2026
✔ NPI 1790821882 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in WA · AP70054411
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License 209006230 (IL)
2200 NE NEFF RD STE 302, Bend, OR 97701
Open in Google Maps ↗

Secondary Practice Location 1

Location 11243 Rickert DrNaperville, IL 60540-0954 · Phone (630) 303-5611 · Fax (630) 527-6456

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware, BridgeSpan Health Company and more.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

Mrs. Sandra Lynn Bernklau Aprn-bc 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 ID1658556329
PECOS Enrollment IDI20110421000753, I20260129001750, I20260429001760
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

4

Medicare enrollment records show Sandra Bernklau reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

St. Charles Health System, Inc.
0.1 mi
Family Medicine
2500 NE NEFF RD
Bend, OR 97701
  • Reassigned Medicare billing, Oregon enrollment
  • 348 clinicians in this Medicare group
NPI 1023331303 (541) 382-4321
Washington Gastroenterology PLLC
227 mi
Gastroenterology
2202 S CEDAR ST STE 330
Tacoma, WA 98405
  • Reassigned Medicare billing, Washington enrollment
  • 148 clinicians in this Medicare group
NPI 1306364401 (253) 272-5127
Gi Partners Of Illinois, PLLC
1,674 mi
Gastroenterology
1880 W WINCHESTER RD, #201
Libertyville, IL 60048
  • Reassigned Medicare billing, Illinois enrollment
  • 74 clinicians in this Medicare group
NPI 1548613995 (847) 247-0187
Loyola University Medical Center
1,690 mi
General Practice
2160 S 1ST AVE
Maywood, IL 60153
  • Reassigned Medicare billing, Illinois enrollment
  • 1,138 clinicians in this Medicare group
NPI 1336159961 (708) 216-3215

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
44 services43 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
35 services33 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
34 services34 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
26 services26 patients

Hospital Affiliations CMS Care Compare 4

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

Advocate Christ Hospital & Medical Center

Acute Care Hospitals · Oak Lawn, IL
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140208
Location4440 W 95th StreetOak Lawn, IL 60453 · Cook County
Emergency services Birthing friendly

Silver Cross Hospital And Medical Centers

Acute Care Hospitals · New Lenox, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140213
Location1900 Silver Cross BlvdNew Lenox, IL 60451 · Will County
Emergency services Birthing friendly

Northwestern Medicine Central Dupage Hospital

Acute Care Hospitals · Winfield, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140242
Location25 North Winfield RoadWinfield, IL 60190 · Du Page County
Emergency services Birthing friendly

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
$84.82 typical visit price
range $54.96 – $166.64
Typical copayment $21.20 (range $13.74 – $41.66)
Most-billed visit code 99203
Established Patient
$97.16 typical visit price
range $17.68 – $136.19
Typical copayment $24.29 (range $4.42 – $34.04)
Most-billed visit code 99214
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.

MS. DEBORA ANN LEONARDO FNP-BC
Nurse Practitioner (Family)
2200 NE NEFF RD STE 302
BEND, OR 97701
Deschutes County (541) 706-6915
ARTHRITIS AND OSTEOPORSIS CLINIC LLC
Internal Medicine (Rheumatology)
2200 NE NEFF RD STE 302
BEND, OR 97701
Deschutes County (541) 317-1812
DR. ANDREW JON RIGGLE MD
Surgery
2200 NE NEFF RD STE 302
BEND, OR 97701
Deschutes County (541) 706-6915
DR. MARYCLARE SARFF M.D.
Surgery
2200 NE NEFF RD STE 302
BEND, OR 97701
Deschutes County (541) 706-6915
MICHAEL MURPHY WOLL M.D.
Surgery
2200 NE NEFF RD STE 302
BEND, OR 97701
Deschutes County (541) 706-6915
JOSEPH W FLANNERY MD
Internal Medicine
2200 NE NEFF RD STE 302
BEND, OR 97701
Deschutes County (541) 706-2949
ANNE ONISHI M.D.
Surgery
2200 NE NEFF RD STE 302
BEND, OR 97701
Deschutes County (541) 706-6915
MARY ROUZER DNP
Nurse Practitioner (Family)
2200 NE NEFF RD STE 302
BEND, OR 97701
Deschutes County (541) 706-4220

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 Sandra Bernklau's NPI number?

The NPI number for Sandra Bernklau is 1790821882. It was assigned to this individual provider in the NPPES registry on January 29, 2007.

Where is Sandra Bernklau located?

Sandra Bernklau practices at 2200 NE Neff Rd Ste 302, Bend, OR 97701. The listed phone number is (541) 706-4220.

What is Sandra Bernklau's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Sandra Bernklau enrolled in Medicare?

Yes. Sandra Bernklau 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 Sandra Bernklau's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sandra Bernklau reassigns Medicare benefits to 4 organizations: St. Charles Health System, Inc. (Bend, OR), Washington Gastroenterology PLLC (Tacoma, WA), Gi Partners Of Illinois, PLLC (Libertyville, IL) and Loyola University Medical Center (Maywood, IL). 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 Sandra Bernklau's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Sandra Bernklau accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, BridgeSpan Health Company, Moda Health Plan, Inc. and Oscar Health and 4 other insurers list Sandra Bernklau 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 Sandra Bernklau affiliated with any hospitals?

According to CMS data, Sandra Bernklau is affiliated with Advocate Christ Hospital & Medical Center, Silver Cross Hospital And Medical Centers, Northwestern Medicine Central Dupage Hospital and St Charles Medical Center - Bend.

When was this NPI record last updated?

The NPPES record for Sandra Bernklau was last updated on April 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.