2026 NPPES data Nurse Practitioner NPI 1275924433 NP-C
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NEELY FREDERICK, NP-C

Nurse Practitioner in FAIRFAX, 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
1K
Medicare Part D claims · 202 beneficiaries · Nurse Practitioner avg: 1K
Generic prescribing
87%
generic claims · 13% brand-name · higher generic rates reduce patient out-of-pocket costs

What the federal data shows

NEELY FREDERICK, NP-C filed 1,319 Medicare Part D claims in 2023 as a Nurse Practitioner in FAIRFAX, Virginia, prescribing 87% generic.

1K
Part D claims, 2023
87%
generic prescribing

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.

NEELY FREDERICK, NP-C's Medicare Part D volume vs every U.S. prescriber

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

1,319 Top 21% higher than 79% of 1,370,886 prescribers

0–200: 670,926 prescribers (49%). Below this entry. 200–400: 182,923 prescribers (13%). Below this entry. 400–600: 90,619 prescribers (7%). Below this entry. 600–800: 56,224 prescribers (4%). Below this entry. 800–1,000: 40,919 prescribers (3%). Below this entry. 1,000–1,200: 31,827 prescribers (2%). Below this entry. 1,200–1,400: 26,224 prescribers (2%). This entry sits in this band. 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 NEELY FREDERICK, NP-C?

Quality data not reported

NPI registry status

Active

Issued 02/10/2015

NPI 1275924433

Primary specialty

Nurse Practitioner

High-volume

87,227 US NPIs in this specialty

Medicare Part D claims

1,319 22% vs specialty avg

2023 prescription claims

Specialty avg: 1,084

Specialty distribution in Virginia

How Nurse Practitioner compares to other specialties among Virginia providers

Virginia providers

Nurse Practitioner share within Virginia

1. Nurse Practitioner42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Nurse Practitioner share within Virginia

Specialty board-certification context

Estimated specialty board-certified rate — Nurse Practitioner (ABMS / AOA reference)

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

Est. board-certified rate (Nurse Practitioner) — ABMS / AOA estimate

0%100%78%
Est. board-certified rate (Nurse Practitioner) — 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).

NEELY FREDERICK, NP-C appears in the CMS NPPES registry as a Nurse Practitioner provider holding NP-C credentials at 4400 UNIVERSITY DR BLDG 1, FAIRFAX, VA, 22030, with a listed phone of (703) 993-2831. NPI 1275924433 was issued on 02/10/2015. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what FREDERICK 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 1,319 prescription claims written by this provider, covering 202 Medicare beneficiaries and totaling roughly $125K in drug spend, split 13% brand-name and 87% generic by claim count, with an opioid prescribing rate of 0.8%. 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.

Nurse Practitioner is a high-volume specialty nationwide, with 87,227 enrolled providers across 56 states and an average of 1,084 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

4400 UNIVERSITY DR BLDG 1
FAIRFAX, VA 22030

Provider Details

NPI 1275924433
Specialty Nurse Practitioner
Credentials NP-C
Gender Female
NPI Issued 02/10/2015

Brand vs generic prescribing mix · Typical

NEELY FREDERICK, NP-C — brand share 13.0%
Specialty average (est.)

13% brand-name claims vs 87% generic, on 1,319 2023 Medicare Part D claims.

The federal Medicare Part D Generic Dispensing Rate national benchmark sits near 90% generic / 10% brand for primary-care prescribers, per CMS Office of the Actuary 2024 estimates. Higher brand share is common in specialty prescribing where generic equivalents are not available.

Medicare Part D Prescribing Data

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

1,319
Total Claims
$125K
Total Drug Cost
202
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
2,618
Total Day Supply
75,944
Brand vs Generic
13% brand / 87% generic
Brand Drug Cost
$95K
Generic Drug Cost
$27K
Opioid Claims
11 (0.8% rate)
Antibiotic Claims
19

Patient Demographics

Average Patient Age
67.5 years
Avg HCC Risk Score
1.52
Gender Split
65% female / 35% male
Age Distribution
<65: 57, 65-74: 93, 75-84: N/A, 85+: N/A

Top Prescribed Drugs (Medicare Part D)

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

What NEELY FREDERICK, NP-C prescribes most

Top Medicare Part D drugs by claim count, 2023

claims
Source CMS Medicare Part D Prescriber Public Use File As of 2023
Drug Claims
Atorvastatin Calcium
102
Amlodipine Besylate
81
Hydrochlorothiazide
68
Metformin Hcl
64
Lisinopril
55
Losartan Potassium
43
Omeprazole
34
Tamsulosin Hcl
30
Albuterol Sulfate Hfa
Albuterol Sulfate
29
Fluticasone Propionate
29

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

Nurse Practitioner Overview

How NEELY FREDERICK, NP-C fits within the Nurse Practitioner landscape nationally.

87,227
Nurse Practitioner Providers in US
56
States with Nurse Practitioner
1,084
Avg Claims per Provider

NEELY FREDERICK, NP-C's 1,319 claims are above the specialty average of 1,084.

Nearby Nurse Practitioner Providers in Virginia

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

Compare Nurse Practitioner nationally: see state-by-state distribution →

Frequently Asked Questions

What is NEELY FREDERICK, NP-C's specialty?
NEELY FREDERICK, NP-C specializes in Nurse Practitioner and practices in FAIRFAX, Virginia. Credentials: NP-C.
How much does NEELY FREDERICK, NP-C prescribe under Medicare Part D?
In 2023, NEELY FREDERICK, NP-C wrote 1,319 Medicare Part D claims totaling $125K in drug costs for 202 beneficiaries.
Where is NEELY FREDERICK, NP-C located?
NEELY FREDERICK, NP-C is located at 4400 UNIVERSITY DR BLDG 1, FAIRFAX, VA, 22030. Phone: (703) 993-2831.
What is NEELY FREDERICK, NP-C's NPI number?
NEELY FREDERICK, NP-C's National Provider Identifier (NPI) is 1275924433, issued on 02/10/2015.
Does NEELY FREDERICK, NP-C prescribe more brand-name or generic drugs?
NEELY FREDERICK, NP-C's prescribing is 13% brand-name and 87% generic drugs by claim count, with $95K in brand drug costs.
Does NEELY FREDERICK, NP-C prescribe opioids?
Yes, NEELY FREDERICK, NP-C had 11 opioid claims in 2023 with an opioid prescribing rate of 0.8%.
How many Nurse Practitioner providers are there in the US?
There are 87,227 Nurse Practitioner providers across 56 states in the US. The average Nurse Practitioner provider writes 1,084 Medicare Part D claims per year.
What drugs does NEELY FREDERICK, NP-C prescribe most often?
Based on 2023 Medicare Part D data, NEELY FREDERICK, NP-C's most frequently prescribed drugs include Atorvastatin Calcium, Amlodipine Besylate, Hydrochlorothiazide. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does NEELY FREDERICK, NP-C accept Medicare?
NEELY FREDERICK, NP-C appears in CMS Medicare data with 1,319 Part D claims and 202 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify NEELY FREDERICK, NP-C's credentials?
NEELY FREDERICK, NP-C's NPI is 1275924433 with credentials NP-C. 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