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MARY KAY WEIMER APRN, FNP-BC
NPI 1831939735
Nurse Practitioner - Family in Morgantown, WV

Active since May 29, 2024PECOS EnrolledAccepts Medicare Assignment
33 MEDICAL CENTER DR, MORGANTOWN, WV 26505(304) 598-6127 Get Directions Write a Review

NPPES record last updated: May 29, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mary Kay Weimer Aprn, Fnp-bc NPPES

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

MARY KAY WEIMER APRN, FNP-BC (NPI 1831939735) is an individual family provider in Morgantown, West Virginia, licensed in West Virginia (119907) and active in the NPI registry since May 2024. She is enrolled in Medicare PECOS, is affiliated with Garrett Regional Medical Center, and is a graduate of Other (2024).

NPPES Registry Identity

NPI1831939735
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMARY KAY WEIMERCredential: APRN, FNP-BC
Location Address33 MEDICAL CENTER DRMorgantown, WV 26505-4024
Mailing Address678 Beulah RdMorgantown, WV 26508-9578 · (304) 672-6490
Phone(304) 598-6127
Sole ProprietorNo
Medical School CMSOtherGraduated 2024
Enumeration DateMay 29, 2024
NPPES CertifiedMay 29, 2024
✔ NPI 1831939735 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
License✔ Licensed in WV · 119907
33 MEDICAL CENTER DR, Morgantown, WV 26505
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource.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

Mary Kay Weimer Aprn, Fnp-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 ID6103359088
PECOS Enrollment IDI20241030003427, I20260224001867
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 Mary Weimer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

West Virginia University Medical Corporation
0.3 mi
Family Medicine
1 MEDICAL CENTER DRIVE
Morgantown, WV 26506
  • Reassigned Medicare billing, West Virginia enrollment
  • 2,471 clinicians in this Medicare group
NPI 1275504508 (304) 598-4800
Specialty Physicians Of Garrett County, LLC
34 mi
Mental Health (Including Community Mental Health Center)
251 N 4TH ST
Oakland, MD 21550
  • Reassigned Medicare billing, Maryland enrollment
  • 120 clinicians in this Medicare group
NPI 1225707532 (301) 533-4000

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 2

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 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.
48 services48 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.
11 services11 patients

Hospital Affiliations CMS Care Compare 2

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

Garrett Regional Medical Center

Acute Care Hospitals · Oakland, MD
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210017
Location251 North Fourth StreetOakland, MD 21550 · Garrett County
Emergency services Birthing friendly

West Virginia University Hospitals, Inc

Acute Care Hospitals · Morgantown, WV
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number510001
Location1 Medical Center DriveMorgantown, WV 26506 · Monongalia County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 26505 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 18

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

DR. JUSTIN Y OH MD
Neurological Surgery
33 MEDICAL CENTER DR
MORGANTOWN, WV 26505
Monongalia County (304) 598-6127
AMANDA MILLER OTR
Occupational Therapist
33 MEDICAL CENTER DR
MORGANTOWN, WV 26505
Monongalia County (304) 598-6127
DR. HOLLY ELIZABETH PHELPS PH.D.
Clinical Neuropsychologist
33 MEDICAL CENTER DR
MORGANTOWN, WV 26505
Monongalia County (304) 974-3798
ALEJANDRO CHAVEZ MD
Student in an Organized Health Care Education/Training Program
33 MEDICAL CENTER DR
MORGANTOWN, WV 26505
Monongalia County (304) 293-3962
CHELSEA KWONG YAUSSY APRN, AGACNP-BC
Nurse Practitioner (Acute Care)
33 MEDICAL CENTER DR
MORGANTOWN, WV 26505
Monongalia County (304) 293-3962
BRITTANY E BANKS PA-C
Physician Assistant
33 MEDICAL CENTER DR
MORGANTOWN, WV 26505
Monongalia County (304) 598-6127
WEST VIRGINIA UNIVERSITY MEDICAL CORPORATION
Speech-Language Pathologist
33 MEDICAL CENTER DR
MORGANTOWN, WV 26505
Monongalia County (304) 293-3600
CLAYTON CARTER
Student in an Organized Health Care Education/Training Program
33 MEDICAL CENTER DR
MORGANTOWN, WV 26505
Monongalia County (304) 293-3962

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 Mary Weimer's NPI number?

The NPI number for Mary Weimer is 1831939735. It was assigned to this individual provider in the NPPES registry on May 29, 2024.

Where is Mary Weimer located?

Mary Weimer practices at 33 Medical Center Dr, Morgantown, WV 26505. The listed phone number is (304) 598-6127.

What is Mary Weimer's specialty?

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

Is Mary Weimer enrolled in Medicare?

Yes. Mary Weimer 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 Mary Weimer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mary Weimer reassigns Medicare benefits to 2 organizations: West Virginia University Medical Corporation (Morgantown, WV) and Specialty Physicians Of Garrett County, LLC (Oakland, MD). 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 Mary Weimer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mary Weimer accept?

Health plans from CareSource list Mary Weimer 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 Mary Weimer affiliated with any hospitals?

According to CMS data, Mary Weimer is affiliated with Garrett Regional Medical Center and West Virginia University Hospitals, Inc.

When was this NPI record last updated?

The NPPES record for Mary Weimer was last updated on May 29, 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.