KSENIA J. MERSKA PA-C
NPI 1316225170
Physician Assistant in Leesburg, VA

Active since July 28, 2011PECOS EnrolledAccepts Medicare Assignment
90.11/100
CMS Quality Rating
44045 RIVERSIDE PKWY, LEESBURG, VA 20176(703) 858-6044(703) 858-6775 Get Directions Write a Review

NPPES record last updated: June 30, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 30, 2021, Oct 19, 2020 (2 updates tracked since 2020).

About Ksenia J. Merska Pa-c NPPES

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

KSENIA J. MERSKA PA-C (NPI 1316225170) is an individual physician assistant in Leesburg, Virginia, licensed in Virginia (0110004718) and active in the NPI registry since July 2011. She is enrolled in Medicare PECOS, is affiliated with Evergreenhealth Medical Center, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1316225170
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameKSENIA J. MERSKACredential: PA-C
Location Address44045 RIVERSIDE PKWYLeesburg, VA 20176-5101
Mailing AddressPo Box 37174Baltimore, MD 21297-3174 · (571) 423-5699
Fax(703) 858-6775
Sole ProprietorNo
Medical School CMSOtherGraduated 2011
Enumeration DateJuly 28, 2011
Last NPPES UpdateJune 30, 20212 updates tracked since enumeration
NPPES CertifiedJune 30, 2021
NPI 1316225170 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License Licensed in VA · 0110004718
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
44045 RIVERSIDE PKWY, Leesburg, VA 20176

Secondary Practice Locations 3

Location 18357 Leesburg Pike Ste EVienna, VA 22182-2493 · Phone (571) 665-6400 · Fax (571) 665-6401
Location 23263 Columbia PikeArlington, VA 22204-4351 · Phone (703) 746-0111 · Fax (703) 746-6388
Location 3301 Prospect AveSyracuse, NY 13203-1807 · Phone (315) 488-5101

Accepted 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

Ksenia J. Merska 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 ID42486441
PECOS Enrollment IDI20211130001722
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 7

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.
80 services74 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.
49 services47 patients
Automated urinalysis test 81003
An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.
27 services26 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
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.
26 services26 patients
Respiratory infectious agent detection by rna for severe acute respiratory syndrome coronavirus 2 (covid 19), influenza a, influenza b, and respiratory syncytial virus, upper respiratory specimen, each reported as detected or not detected 0241U
This test detects the RNA of respiratory viruses, including COVID-19, Influenza A, Influenza B, and Respiratory Syncytial Virus, in an upper respiratory specimen. The test result will report if each virus is detected or not, helping in accurate diagnosis.
16 services15 patients

Hospital Affiliations CMS Care Compare

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

Evergreenhealth Medical Center

Acute Care Hospitals · Kirkland, WA
5/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number500124
Location12040 NE 128th StreetKirkland, WA 98034 · King County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20176 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
$86.88 typical visit price
range $56.19 – $170.30
Typical copayment $21.72 (range $14.04 – $42.57)
Most-billed visit code 99203
Established Patient
$70.08 typical visit price
range $18.07 – $138.91
Typical copayment $17.52 (range $4.51 – $34.72)
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.

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.

90.11/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality88.9
Improvement Activities40
Cost70.34

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.

Internal Medicine
44045 RIVERSIDE PKWY
LEESBURG, VA 20176
Neurological Surgery
44045 RIVERSIDE PKWY
LEESBURG, VA 20176
Registered Nurse
44045 RIVERSIDE PKWY
LEESBURG, VA 20176
Nurse Anesthetist, Certified Registered
44045 RIVERSIDE PKWY
LEESBURG, VA 20176
Anesthesiology
44045 RIVERSIDE PKWY
LEESBURG, VA 20176
Family Medicine
44045 RIVERSIDE PKWY, INOVA LOUDOUN HOSPITAL
LEESBURG, VA 20176
Nurse Anesthetist, Certified Registered
44045 RIVERSIDE PKWY, INOVA LOUDOUN HOSPITAL
LEESBURG, VA 20176
Nurse Anesthetist, Certified Registered
44045 RIVERSIDE PKWY
LEESBURG, VA 20176

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 Ksenia Merska's NPI number?

The NPI number for Ksenia Merska is 1316225170. It was assigned to this individual provider in the NPPES registry on July 28, 2011.

Where is Ksenia Merska located?

Ksenia Merska practices at 44045 Riverside Pkwy, Leesburg, VA 20176. The listed phone number is (703) 858-6044.

What is Ksenia Merska's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Ksenia Merska enrolled in Medicare?

Yes. Ksenia Merska 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 Ksenia Merska accept?

Health plans from Premera Blue Cross Blue Shield of Alaska list Ksenia Merska 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 Ksenia Merska affiliated with any hospitals?

According to CMS data, Ksenia Merska is affiliated with Evergreenhealth Medical Center.

When was this NPI record last updated?

The NPPES record for Ksenia Merska was last updated on June 30, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.