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MS. MCKENZIE MARIE ALEXANDRA GASSNER PA-C
NPI 1093279507
Physician Assistant - Surgical in Portland, OR

Active since January 29, 2019PECOS EnrolledAccepts Medicare Assignment
93.57/100
CMS Quality Rating
10000 SE MAIN ST STE 260, PORTLAND, OR 97216(503) 346-1500(503) 346-1501 Get Directions Write a Review

NPPES record last updated: June 6, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jun 6, 2023, Mar 14, 2019, Jan 29, 2019 (3 updates tracked since 2019).

About Ms. Mckenzie Marie Alexandra Gassner Pa-c NPPES

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

MS. MCKENZIE MARIE ALEXANDRA GASSNER PA-C (NPI 1093279507) is an individual surgical provider in Portland, Oregon, licensed in Oregon (PA213830) and active in the NPI registry since January 2019. She is enrolled in Medicare PECOS, is affiliated with Ohsu Hospital And Clinics, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1093279507
Entity TypeIndividualFemale
Primary Taxonomy363AS0400X
Provider Legal NameMS. MCKENZIE MARIE ALEXANDRA GASSNERCredential: PA-C
Location Address10000 SE MAIN ST STE 260Portland, OR 97216-2448
Mailing Address1400 Sw 5th Ave Ste 500Portland, OR 97201-5537 · (866) 617-6855 · Fax (503) 346-8015
Phone(503) 346-1500
Fax(503) 346-1501
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateJanuary 29, 2019
Last NPPES UpdateJune 6, 20233 updates tracked since enumeration
NPPES CertifiedJune 6, 2023
✔ NPI 1093279507 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPhysician Assistant · SurgicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AS0400X
License✔ Licensed in OR · PA213830
Also ListedPhysician AssistantTaxonomy 363A00000X · License PA6840 (MA)
10000 SE MAIN ST STE 260, Portland, OR 97216
Open in Google Maps ↗

Secondary Practice Locations 2

Location 15 Island Hill Ave Apt 203Malden, MA 02148-2647 · Phone (541) 771-9059
Location 21493 Cambridge StCambridge, MA 02139-1047 · Phone (541) 771-9059

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BridgeSpan Health Company, Moda Health Plan, Inc., Regence BlueCross BlueShield of Oregon.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Ms. Mckenzie Marie Alexandra Gassner Pa-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 ID244571529
PECOS Enrollment IDI20230428001841
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.

Areas of Expertise CMS Part B claims 3

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.
38 services34 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.
28 services23 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.
23 services23 patients

Hospital Affiliations CMS Care Compare 2

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

Ohsu Hospital And Clinics

Acute Care Hospitals · Portland, OR
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number380009
Location3181 SW Sam Jackson Park RoadPortland, OR 97239 · Multnomah County
Emergency services Birthing friendly

Adventist Health Portland

Acute Care Hospitals · Portland, OR
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number380060
Location10123 SE Market StreetPortland, OR 97216 · Multnomah County
Emergency services Birthing friendly

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

93.57/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality85.33
Promoting Interoperability100
Improvement Activities40

Referred Medical Equipment & Supplies CMS DME claims 2

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

Lubricant, individual sterile packet, each A4332
DME-Medical/Surgical Supplies · category DA000N
2 suppliers16 claims600 services$0.11 avg. paid by Medicare
Intermittent urinary catheter; straight tip, with or without coating (teflon, silicone, silicone elastomer, or hydrophilic, etc.), each A4351
DME-Orthotic Devices · category DF008N
3 suppliers18 claims1,053 services$1.71 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 Mckenzie Gassner's NPI number?

The NPI number for Mckenzie Gassner is 1093279507. It was assigned to this individual provider in the NPPES registry on January 29, 2019.

Where is Mckenzie Gassner located?

Mckenzie Gassner practices at 10000 SE Main St Ste 260, Portland, OR 97216. The listed phone number is (503) 346-1500.

What is Mckenzie Gassner's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Surgical, with taxonomy code 363AS0400X.

Is Mckenzie Gassner enrolled in Medicare?

Yes. Mckenzie Gassner 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.

What insurance does Mckenzie Gassner accept?

Health plans from BridgeSpan Health Company, Moda Health Plan, Inc. and Regence BlueCross BlueShield of Oregon list Mckenzie Gassner 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 Mckenzie Gassner affiliated with any hospitals?

According to CMS data, Mckenzie Gassner is affiliated with Ohsu Hospital And Clinics and Adventist Health Portland.

When was this NPI record last updated?

The NPPES record for Mckenzie Gassner was last updated on June 6, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.