Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

KATHERINE HART FNP-C
NPI 1821544222
Nurse Practitioner - Family in Martinsburg, WV

Q: What is Katherine Hart's NPI number?

The NPI number for Katherine Hart is 1821544222. It was assigned to this individual provider in the NPPES registry on August 26, 2016.

Q: What is Katherine Hart's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Katherine Hart was last updated on September 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 29 days 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.

Active since August 26, 2016PECOS EnrolledAccepts Medicare Assignment

97 ADMINISTRATIVE DR, MARTINSBURG, WV 25404(540) 536-2225 Get Directions Write a Review

NPPES record last updated: September 30, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 30, 2026, Sep 10, 2022, Feb 28, 2021 and 1 more (4 updates tracked since 2016).

On this page

About Katherine Hart Fnp-c NPPES

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

KATHERINE HART FNP-C (NPI 1821544222) is an individual family provider in Martinsburg, West Virginia, licensed in West Virginia (APRN92706-FNP-BC) and active in the NPI registry since August 2016. She is enrolled in Medicare PECOS, maintains 8 additional practice locations, and is a graduate of Other (2016).

NPPES Registry Identity

NPI1821544222

Entity TypeIndividualFemale

Primary Taxonomy363LF0000X

Provider Legal NameKATHERINE HARTCredential: FNP-C

Location Address97 ADMINISTRATIVE DRMartinsburg, WV 25404-6378

Mailing Address1231 Wolf Rock Dr Ste 185Purcellville, VA 20132-5846 · (540) 952-0570 · Fax (540) 441-3021

Phone(540) 536-2225

Sole ProprietorYes

Medical School CMSOtherGraduated 2016

Enumeration DateAugust 26, 2016

Last NPPES UpdateSeptember 30, 20264 updates tracked since enumeration

NPPES CertifiedSeptember 30, 2026

✔ NPI 1821544222 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LF0000X

Licenses✔ Licensed in WV · APRN92706-FNP-BC✔ Licensed in VA · 0024174036

97 ADMINISTRATIVE DR, Martinsburg, WV 25404

Open in Google Maps ↗

Secondary Practice Locations 8

Location 1100 Oak Lee DrRanson, WV 25438-4879 · Phone (304) 930-0001

Location 2120 Campus Dr # 100Martinsburg, WV 25404-7552 · Phone (681) 247-1250

Location 3160 Merchant St Ste 200Winchester, VA 22603-4772 · Phone (540) 536-5950

Location 4607 E Jubal Early DrWinchester, VA 22601-5178 · Phone (540) 536-2232 · Fax (540) 536-2206

Location 565 Riverton Commons DrFront Royal, VA 22630-6768 · Phone (540) 635-0700 · Fax (540) 635-3174

Location 6415A South StFront Royal, VA 22630-2115 · Phone (540) 636-0495 · Fax (540) 636-0450

Location 733820 Old Valley Pike Ste 2Strasburg, VA 22657-3793 · Phone (540) 459-1310 · Fax (540) 459-1311

Location 81231 Wolf Rock Dr Ste 185Purcellville, VA 20132-5846 · Phone (540) 952-0570 · Fax (540) 441-3021

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource, Highmark Blue Cross Blue Shield West Virginia.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

Katherine Hart 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 ID4284916594

PECOS Enrollment IDI20170123000371, I20181128001368

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

Medicare enrollment records show Katherine Hart reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

East Mountain Health Physicians, Inc.

Same address

Thoracic Surgery (Cardiothoracic Vascular Surgery)

97 ADMINISTRATIVE DR STE 200A
Martinsburg, WV 25404

Reassigned Medicare billing, West Virginia enrollment
135 clinicians in this Medicare group

NPI 1588149348 (304) 350-3230

Valley Regional Enterprises, Inc

25 mi

Urgent Care

607 E JUBAL EARLY DR
Winchester, VA 22601

Reassigned Medicare billing, Virginia enrollment
77 clinicians in this Medicare group

NPI 1235178591 (540) 536-2221

Manbir Takhar, P.C.

43 mi

Primary Care

12321 MIDDLEBROOK RD STE 102
Germantown, MD 20874

Reassigned Medicare billing, Virginia enrollment
Medicare enrollment name: Manbir Takhar PC
28 clinicians in this Medicare group

NPI 1457322505 (301) 428-1070

Tru Health Group, PC

43 mi

Urgent Care

12321 MIDDLEBROOK RD STE 101
Germantown, MD 20874

Reassigned Medicare billing, Virginia enrollment
25 clinicians in this Medicare group

NPI 1194471946 (301) 428-1070

Matrix Medical Network Of West

1,919 mi

Nurse Practitioner

9201 E MOUNTAIN VIEW RD, SUITE 220
Scottsdale, AZ 85258

Reassigned Medicare billing, West Virginia enrollment
68 clinicians in this Medicare group

NPI 1942569033 (480) 862-1700

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 21

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.

141 services127 patients

Albuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose, 1 mg J7613

Albuterol is a medication used to treat breathing problems. It is administered as an inhalation solution through a device called DME (Durable Medical Equipment). The solution is FDA-approved and non-compounded. Each unit dose contains 1 mg of the medicine.

102 services34 patients

X-ray of chest, 2 views 71046

A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.

67 services65 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.

64 services64 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.

59 services57 patients

Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza 87428

This test uses a method called immunoassay to identify severe acute respiratory syndrome coronavirus and influenza. It works by detecting specific proteins (antigens) in a sample, like a nasal swab. It's a powerful tool in diagnosing these viral infections.

51 services51 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.

49 services48 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.

40 services40 patients

Detection test by immunoassay technique for streptococcus, group a (strep) 87430

A detection test using the immunoassay technique for Group A Strep is a simple procedure. It identifies a specific bacteria, Streptococcus, which can cause throat infections. A swab from your throat is taken and tested for the presence of these bacteria.

32 services32 patients

Blood glucose (sugar) test performed by hand-held instrument 82962

A blood glucose test uses a handheld device to measure the amount of sugar in your blood. A small prick on your finger allows a drop of blood to be placed on a test strip, which is then read by the device. This helps monitor and manage diabetes effectively.

29 services28 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

29 services29 patients

Detection test by immunoassay with direct visual observation for influenza virus 87804

This is a test that identifies the influenza virus in your body. It works by using an immunoassay, a method that detects the presence of the virus through an immune response. The results are directly observable, making it a quick and efficient way to diagnose flu.

26 services13 patients

Ipratropium bromide, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose form, per milligram J7644

Ipratropium bromide is a medication used to control symptoms of lung diseases like COPD. Administered through a device called DME (Durable Medical Equipment), it's inhaled directly into the lungs. It's FDA-approved and provided in unit-dose form per milligram.

26 services25 patients

Inhalation treatment for airway obstruction or sputum production 94640

Inhalation treatment, also known as nebulizer therapy, helps clear airway obstructions and reduce sputum production. It involves breathing in medication through a device, turning it into a mist. This can open up the airways, making breathing easier and helping to cough out mucus.

24 services23 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.

20 services20 patients

Complete blood cell count (red cells, white blood cell, platelets), automated test 85027

A complete blood cell count (CBC) is an automated test that measures different components of the blood, including red cells, white cells, and platelets. It helps assess overall health, detect disorders like anemia or infection, and monitor medical treatments.

16 services16 patients

Blood test, basic group of blood chemicals (calcium, ionized) 80047

A basic group of blood chemicals test, including calcium and ionized, is a simple procedure where a small amount of blood is drawn from your arm. This test helps assess your body's overall health and detect potential disorders like kidney disease or bone disease.

15 services15 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

14 services14 patients

Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus 87426

An immunoassay test for severe acute respiratory syndrome coronavirus is a diagnostic tool. It uses your body's immune response to detect the presence of the virus. It involves taking a sample, usually from your nose or throat, which is then analyzed in a lab for signs of the virus.

14 services14 patients

X-ray of ribs on side of body, minimum of 3 views 71101

This is a diagnostic procedure where a machine emits a small amount of radiation to capture images of your ribs from at least three different angles. It helps to identify issues like fractures or infections. It's a quick, painless process.

11 services11 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.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 25404 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

$83.49 typical visit price

range $53.20 – $164.59

Typical copayment $20.87 (range $13.30 – $41.14)

Most-billed visit code 99203

Established Patient

$94.81 typical visit price

range $16.47 – $133.29

Typical copayment $23.70 (range $4.11 – $33.32)

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 13

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

OCCUPATIONAL HEALTH SERVICES

Clinic/Center (Occupational Medicine)