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SARA JEANNE MARCHESSAULT PA-C, FNP-C
NPI 1376909770
Nurse Practitioner - Family in Klamath Falls, OR

Active since January 14, 2016PECOS EnrolledAccepts Medicare Assignment
501 MAIN ST STE 308, KLAMATH FALLS, OR 97601(541) 273-2634(541) 273-1147 Get Directions Write a Review

NPPES record last updated: February 5, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Feb 5, 2024, Jul 25, 2022, Jan 25, 2016 and 1 more (4 updates tracked since 2016).

About Sara Jeanne Marchessault Pa-c, Fnp-c NPPES

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

SARA JEANNE MARCHESSAULT PA-C, FNP-C (NPI 1376909770) is an individual family provider in Klamath Falls, Oregon, licensed in Oregon (201702046) and active in the NPI registry since January 2016. She is enrolled in Medicare PECOS, is affiliated with Sky Lakes Medical Center, and maintains a secondary practice location in Canby.

NPPES Registry Identity

NPI1376909770
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameSARA JEANNE MARCHESSAULTCredential: PA-C, FNP-C
Location Address501 MAIN ST STE 308Klamath Falls, OR 97601-6049
Mailing AddressPo Box 333Klamath Falls, OR 97601-0014 · (541) 273-2634 · Fax (541) 273-1147
Phone(541) 273-2634
Fax(541) 273-1147
Sole ProprietorNo
Medical School CMSOtherGraduated 2015
Enumeration DateJanuary 14, 2016
Last NPPES UpdateFebruary 5, 20244 updates tracked since enumeration
NPPES CertifiedFebruary 5, 2024
✔ NPI 1376909770 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
Licenses✔ Licensed in OR · 201702046✔ Licensed in CA · 95003479
Also ListedPhysician Assistant · MedicalTaxonomy 363AM0700X · License 53104 (CA)
501 MAIN ST STE 308, Klamath Falls, OR 97601
Open in Google Maps ↗

Secondary Practice Location 1

Location 1670 County Road 83Canby, CA 96015-0125 · Phone (530) 233-4641 ext. 1313 · Fax (530) 233-2830

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BridgeSpan Health Company, Moda Health Plan, Inc., PacificSource Health Plans 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

Sara Jeanne Marchessault Pa-c, Fnp-c 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 ID42516452
PECOS Enrollment IDI20210518001387
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 Sara Marchessault reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Olive Tree Medical Care, LLC
0.7 mi
Primary Care
1803 MAIN ST # B
Klamath Falls, OR 97601
  • Reassigned Medicare billing, Oregon enrollment
NPI 1366036238 (541) 887-2200
Advanced Aesthetics And Wellness
2.0 mi
Primary Care
3150 S 6TH ST
Klamath Falls, OR 97603
  • Reassigned Medicare billing, Oregon enrollment
  • 5 clinicians in this Medicare group
NPI 1902591134 (541) 851-9008

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 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.
61 services32 patients
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.
32 services15 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
32 services20 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
22 services22 patients

Hospital Affiliations CMS Care Compare

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

Sky Lakes Medical Center

Acute Care Hospitals · Klamath Falls, OR
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number380050
Location2865 Daggett AvenueKlamath Falls, OR 97601 · Klamath County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97601 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.

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Nebulizer, with compressor E0570
DME-Other DME · category DE000N
1 supplier11 claims11 services$8.52 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
2 suppliers24 claims24 services$106.60 avg. paid by Medicare
Portable oxygen concentrator, rental E1392
DME-Oxygen and Supplies · category DC002N
1 supplier12 claims12 services$32.77 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Sara Marchessault's NPI number?

The NPI number for Sara Marchessault is 1376909770. It was assigned to this individual provider in the NPPES registry on January 14, 2016.

Where is Sara Marchessault located?

Sara Marchessault practices at 501 Main St Ste 308, Klamath Falls, OR 97601. The listed phone number is (541) 273-2634.

What is Sara Marchessault's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Sara Marchessault enrolled in Medicare?

Yes. Sara Marchessault 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 Sara Marchessault's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sara Marchessault reassigns Medicare benefits to 2 organizations: Olive Tree Medical Care, LLC (Klamath Falls, OR) and Advanced Aesthetics And Wellness (Klamath Falls, 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 Sara Marchessault's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Sara Marchessault accept?

Health plans from BridgeSpan Health Company, Moda Health Plan, Inc., PacificSource Health Plans, Providence Health Plan and Regence BlueCross BlueShield of Oregon list Sara Marchessault 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 Sara Marchessault affiliated with any hospitals?

According to CMS data, Sara Marchessault is affiliated with Sky Lakes Medical Center.

When was this NPI record last updated?

The NPPES record for Sara Marchessault was last updated on February 5, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.