2026 NPPES data General Practice Registered Nurse NPI 1184375164 PMHNP
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LESLEY GRZYBOWSKI, PMHNP

General Practice Registered Nurse in FREDERICKSBURG, Virginia. CMS National Plan and Provider Enumeration System profile including specialty classification, practice address, and Medicare prescribing data when reported.

Federal data — no proprietary rating. PlainDoctor publishes the actual CMS NPPES and Medicare records — NPI registration, specialty, practice location, and prescribing data — without a composite score or editorial opinion on top. Every field traces to a federal source.
Prescribing volume
135
Medicare Part D claims · 24 beneficiaries · General Practice Registered Nurse avg: 1K
Industry payments
$232.84
13 payments · CMS Open Payments (Sunshine Act)

What the federal data shows

LESLEY GRZYBOWSKI, PMHNP filed 135 Medicare Part D claims in 2023 as a General Practice Registered Nurse in FREDERICKSBURG, Virginia.

135
Part D claims, 2023
$232.84
industry payments (Sunshine Act)

Every figure on this page comes straight from federal CMS records (NPPES, Medicare Part D, MIPS, Open Payments) — no proprietary rating or editorial opinion is applied.

LESLEY GRZYBOWSKI, PMHNP's Medicare Part D volume vs every U.S. prescriber

Total Medicare Part D claims, 2023 — across all CMS prescribers nationally

135 35th percentile higher than 35% of 1,370,886 prescribers

0–200: 670,926 prescribers (49%). This entry sits in this band. 200–400: 182,923 prescribers (13%). Above this entry. 400–600: 90,619 prescribers (7%). Above this entry. 600–800: 56,224 prescribers (4%). Above this entry. 800–1,000: 40,919 prescribers (3%). Above this entry. 1,000–1,200: 31,827 prescribers (2%). Above this entry. 1,200–1,400: 26,224 prescribers (2%). Above this entry. 1,400–1,600: 21,710 prescribers (2%). Above this entry. 1,600–1,800: 19,072 prescribers (1%). Above this entry. 1,800–2,000: 16,451 prescribers (1%). Above this entry. 2,000–2,200: 213,991 prescribers (16%). Above this entry. This provider 0 2K+ every Part D prescriber (claims/yr), bucketed by value

Each bar is a band; taller bars hold more prescribers. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source CMS Medicare Part D Prescriber Public Use File · 2023

What does the federal data show about LESLEY GRZYBOWSKI, PMHNP?

Quality data not reported

NPI registry status

Active

Issued 01/12/2022

NPI 1184375164

Primary specialty

General Practice Registered Nurse

Mid-sized

5,478 US NPIs in this specialty

Medicare Part D claims

135 89% vs specialty avg

2023 prescription claims

Specialty avg: 1,187

Specialty distribution in Virginia

How General Practice Registered Nurse compares to other specialties among Virginia providers

Virginia providers

General Practice Registered Nurse share within Virginia

1. General Practice Registered Nurse42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
General Practice Registered Nurse share within Virginia

Specialty board-certification context

Estimated specialty board-certified rate — General Practice Registered Nurse (ABMS / AOA reference)

Quality data not reported
Est. board-certified rate
78%
General Practice Registered Nurse ABMS/AOA estimate

Est. board-certified rate (General Practice Registered Nurse) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (General Practice Registered Nurse) — ABMS / AOA estimate

The Merit-based Incentive Payment System (MIPS) scores providers 0–100 across four performance categories: Quality, Cost, Promoting Interoperability, and Improvement Activities, weighted under 42 CFR §414.1380. Reporting is voluntary for many small practices, so absence of a MIPS score is not a quality signal.

Board certification through an ABMS or AOA member board signals voluntary post-licensure examination plus continuous Maintenance of Certification cycles. Verify any individual provider's status through certificationmatters.org (ABMS) or osteopathic.org (AOA).

LESLEY GRZYBOWSKI, PMHNP appears in the CMS NPPES registry as a General Practice Registered Nurse provider holding PMHNP credentials at 621 JEFFERSON DAVIS HWY STE 201, FREDERICKSBURG, VA, 22401, with a listed phone of (540) 372-2028. NPI 1184375164 was issued on 01/12/2022. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what GRZYBOWSKI most recently submitted to CMS rather than a vetted directory listing, which is why patients should always confirm the practice is still at this location before scheduling.

Medicare Part D records for calendar year 2023 show 135 prescription claims written by this provider, covering 24 Medicare beneficiaries and totaling roughly $15K in drug spend. These figures capture only Medicare Part D — commercial insurance, Medicaid, and cash-pay prescriptions are not included, and any drug-beneficiary cell under 11 is suppressed by CMS for patient privacy.

General Practice Registered Nurse is a mid-sized specialty nationwide, with 5,478 enrolled providers across 55 states and an average of 1,187 Part D claims per prescriber, so the context for interpreting these metrics differs meaningfully from a primary-care baseline. Important: PlainDoctor is a directory of publicly available government data, not medical advice, a malpractice database, or a quality rating. Inclusion here does not imply a recommendation, and absence of complaints or sanctions on this page does not mean none exist — always verify credentials through the NPPES NPI Registry, your state medical board, and the ABMS or AOA before making healthcare decisions.

Practice Address

621 JEFFERSON DAVIS HWY STE 201
FREDERICKSBURG, VA 22401

Provider Details

NPI 1184375164
Specialty General Practice Registered Nurse
Credentials PMHNP
Gender Female
NPI Issued 01/12/2022

Hospital and facility affiliations

Facilities where LESLEY GRZYBOWSKI, PMHNP bills Medicare from. Star ratings (1-5) are CMS Hospital Compare's "Hospital overall rating" — a composite of mortality, readmission, patient experience, safety, timely care, and efficient use of medical imaging measures. Source: CMS Care Compare.

ARMAN C MOSHYEDI MD PLLC
FREDERICKSBURG, VA

Affiliations sourced from CMS Doctors and Clinicians National Downloadable File; hospital ratings from CMS Hospital General Information dataset (cross-referenced by facility name + state).

Industry payments received (2024) — CMS Open Payments transparency data

The federal Physician Payments Sunshine Act (part of the Affordable Care Act) requires drug and medical-device manufacturers + group purchasing organizations to publicly report payments and other transfers of value to physicians and teaching hospitals. The data below covers 2024 for LESLEY GRZYBOWSKI, PMHNP. Source: openpaymentsdata.cms.gov.

Total received

$233

Largest payer

Neurocrine Biosciences, Inc.

Most common payment type

Food and Beverage

Industry payments are not necessarily indicators of bias — they include research funding, consulting fees for evidence-based work, royalties for inventions, food at conferences, and similar items. The disclosure exists for transparency. Read our methodology for how we interpret this data.

Medicare Part D Prescribing Data

CMS Medicare Part D prescriber-level data for calendar year 2023.

135
Total Claims
$15K
Total Drug Cost
24
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
156
Total Day Supply
4,661
Generic Drug Cost
$4K

Patient Demographics

Average Patient Age
58.6 years
Avg HCC Risk Score
0.93
Age Distribution
<65: 13, 65-74: N/A, 75-84: N/A, 85+: 0

Top Prescribed Drugs (Medicare Part D)

Top drugs by claim count for calendar year 2023. Based on Medicare Part D data only.

Drug Claims
Sertraline Hcl
13
Buspirone Hcl
12

* Counts below 11 are suppressed by CMS for patient privacy. Generic names shown where available from CMS Part D data.

General Practice Registered Nurse Overview

How LESLEY GRZYBOWSKI, PMHNP fits within the General Practice Registered Nurse landscape nationally.

5,478
General Practice Registered Nurse Providers in US
55
States with General Practice Registered Nurse
1,187
Avg Claims per Provider

LESLEY GRZYBOWSKI, PMHNP's 135 claims are below the specialty average of 1,187.

Nearby General Practice Registered Nurse Providers in Virginia

Other clinicians with the same primary specialty enrolled in Virginia, drawn from the same CMS NPPES roster as GRZYBOWSKI.

Compare General Practice Registered Nurse nationally: see state-by-state distribution →

Frequently Asked Questions

What is LESLEY GRZYBOWSKI, PMHNP's specialty?
LESLEY GRZYBOWSKI, PMHNP specializes in General Practice Registered Nurse and practices in FREDERICKSBURG, Virginia. Credentials: PMHNP.
How much does LESLEY GRZYBOWSKI, PMHNP prescribe under Medicare Part D?
In 2023, LESLEY GRZYBOWSKI, PMHNP wrote 135 Medicare Part D claims totaling $15K in drug costs for 24 beneficiaries.
Where is LESLEY GRZYBOWSKI, PMHNP located?
LESLEY GRZYBOWSKI, PMHNP is located at 621 JEFFERSON DAVIS HWY STE 201, FREDERICKSBURG, VA, 22401. Phone: (540) 372-2028.
What is LESLEY GRZYBOWSKI, PMHNP's NPI number?
LESLEY GRZYBOWSKI, PMHNP's National Provider Identifier (NPI) is 1184375164, issued on 01/12/2022.
How many General Practice Registered Nurse providers are there in the US?
There are 5,478 General Practice Registered Nurse providers across 55 states in the US. The average General Practice Registered Nurse provider writes 1,187 Medicare Part D claims per year.
What drugs does LESLEY GRZYBOWSKI, PMHNP prescribe most often?
Based on 2023 Medicare Part D data, LESLEY GRZYBOWSKI, PMHNP's most frequently prescribed drugs include Sertraline Hcl, Buspirone Hcl. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does LESLEY GRZYBOWSKI, PMHNP accept Medicare?
LESLEY GRZYBOWSKI, PMHNP appears in CMS Medicare data with 135 Part D claims and 24 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify LESLEY GRZYBOWSKI, PMHNP's credentials?
LESLEY GRZYBOWSKI, PMHNP's NPI is 1184375164 with credentials PMHNP. You can verify this through the NPPES NPI Registry, check state medical board records, and confirm board certification through the ABMS or AOA.

Data Sources

Provider Directory
CMS National Plan and Provider Enumeration System (NPPES), download.cms.gov/nppes, updated monthly. Contains NPI, specialty, credentials, and practice location.
Specialty Classification
NUCC Health Care Provider Taxonomy (nucc.org), the industry standard for classifying provider specialties in Medicare and Medicaid billing.
Prescribing Data
CMS Medicare Part D Prescriber Public Use File (2023). Includes claims, drug costs, beneficiaries, and opioid prescribing rates.
Limitations
Provider data is self-reported to CMS. Prescribing data reflects Medicare Part D only and does not include commercial insurance, Medicaid, or cash prescriptions. Claims below 11 beneficiaries are suppressed by CMS for privacy.

See our complete data methodology for details on how we collect and process government data.

Data as of April 2026 (NPPES) / 2023 (Medicare Part D). Source: Centers for Medicare & Medicaid Services (CMS).

Disclaimer: Data from CMS NPPES and Medicare Part D. PlainDoctor does not rate or rank providers. Provider information is self-reported and may not be current. Always verify information directly with the provider. About · Methodology