2026 NPPES data Nurse Practitioner NPI 1922643642 CNP
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ELIZABETH STAMPER, CNP

Nurse Practitioner in RAPID CITY, South Dakota. 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 · 293 beneficiaries · Nurse Practitioner avg: 1K
Generic prescribing
92%
generic claims · 8% brand-name · higher generic rates reduce patient out-of-pocket costs
MIPS score
97.5814/100
▲ 14 pts above national avg 83.1 · [object Object]
Industry payments
$13.6
1 payments · CMS Open Payments (Sunshine Act)
What the federal data reveals: ELIZABETH STAMPER, CNP is a Nurse Practitioner ([object Object]) practicing in RAPID CITY, South Dakota with a Medicare Part D prescribing footprint of 1K claims across 293 beneficiaries — 8% brand-name prescribing . Their CMS MIPS Final Score of 97.5814/100 (national average: 83.1) reflects performance across Quality, Cost, Interoperability, and Improvement Activities . Industry payments of $13.6 across 1 transactions are disclosed under CMS Open Payments (Sunshine Act).

What stands out: ELIZABETH STAMPER, CNP reported a CMS MIPS final score of 97.5814 out of 100, above the 83.1 national average, and filed 1,235 Medicare Part D claims in 2023. Every figure on this page comes straight from federal CMS records, with no proprietary rating applied.

ELIZABETH STAMPER, CNP at a glance

High performer (top quartile)

NPI registry status

Active

Issued 11/18/2019

NPI 1922643642

Primary specialty

Nurse Practitioner

High-volume

87,227 US NPIs in this specialty

Medicare Part D claims

1,235 14% vs specialty avg

2023 prescription claims

Specialty avg: 1,084

MIPS final score

97.5814/100 14.481400000000008% pts

Exceptional band

vs 83.1 national avg

Specialty distribution in South Dakota

How Nurse Practitioner compares to other specialties among South Dakota providers

South Dakota providers

Nurse Practitioner share within South Dakota

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

Medicare quality performance — MIPS

ELIZABETH STAMPER, CNP's 2023 MIPS final score plotted against the Nurse Practitioner national average

High performer (top quartile)
MIPS Final Score
97.5814/100
vs 83.1 national avg · 2023 performance year

MIPS final score (Nurse Practitioner) — 97.5814/100 vs national avg 83.1

0%100%National avg83%97.6%
MIPS final score (Nurse Practitioner) — 97.5814/100 vs national avg 83.1

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).

ELIZABETH STAMPER, CNP is a Nurse Practitioner provider practicing in RAPID CITY, South Dakota, according to the CMS National Plan and Provider Enumeration System (NPPES). Credentials: CNP. NPI: 1922643642. This profile includes practice location, specialty classification, and organizational affiliations from the CMS provider registry. Provider information is self-reported to CMS and updated monthly.

ELIZABETH STAMPER, CNP appears in the CMS NPPES registry as a Nurse Practitioner provider holding CNP credentials at 2805 5TH ST, RAPID CITY, SD, 57701, with a listed phone of (605) 755-5700. NPI 1922643642 was issued on 11/18/2019. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what STAMPER 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 1,235 prescription claims written by this provider, covering 293 Medicare beneficiaries and totaling roughly $76K in drug spend, split 8% brand-name and 92% generic by claim count, with an opioid prescribing rate of 1.5%. 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. On the CMS Merit-based Incentive Payment System, this provider earned a Final Score of 97.5814/100 for the 2023 performance year (Quality 86.5348), compared with the national average of 83.1.

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

2805 5TH ST
RAPID CITY, SD 57701

Provider Details

NPI 1922643642
Specialty Nurse Practitioner
Credentials CNP
Gender Female
NPI Issued 11/18/2019

CMS Quality Score (MIPS)

Merit-based Incentive Payment System (MIPS) scores from CMS, 2023 performance year.

97.5814
Final Score
Avg: 83.1
86.5348
Quality
100
Promoting Interoperability

Reporting: Alternative Payment Model

Hospital and facility affiliations

Facilities where ELIZABETH STAMPER, CNP 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.

MONUMENT HEALTH RAPID CITY HOSPITAL INC
RAPID CITY, SD

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 ELIZABETH STAMPER, CNP. Source: openpaymentsdata.cms.gov.

Total received

$14

Largest payer

Smith+Nephew, 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.

Brand vs generic prescribing mix · Generic-heavy

ELIZABETH STAMPER, CNP — brand share 8.0%
Specialty average (est.)

8% brand-name claims vs 92% generic, on 1,235 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.

1,235
Total Claims
$76K
Total Drug Cost
293
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
2,347
Total Day Supply
66,800
Brand vs Generic
8% brand / 92% generic
Brand Drug Cost
$45K
Generic Drug Cost
$31K
Opioid Claims
18 (1.5% rate)
Antibiotic Claims
157

Patient Demographics

Average Patient Age
74.2 years
Avg HCC Risk Score
1.21
Gender Split
29% female / 71% male
Age Distribution
<65: 17, 65-74: 135, 75-84: 108, 85+: 33

Top Prescribed Drugs (Medicare Part D)

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

Drug Claims
Tamsulosin Hcl
249
Doxazosin Mesylate
204
Finasteride
188
Oxybutynin Chloride Er
Oxybutynin Chloride
76
Alfuzosin Hcl Er
Alfuzosin Hcl
64
Gemtesa
Vibegron
54
Cephalexin
52
Myrbetriq
Mirabegron
41
Solifenacin Succinate
34
Dutasteride
31

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

Nurse Practitioner Overview

How ELIZABETH STAMPER, CNP 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

ELIZABETH STAMPER, CNP's 1,235 claims are above the specialty average of 1,084.

Nearby Nurse Practitioner Providers in South Dakota

Other clinicians with the same primary specialty enrolled in South Dakota, drawn from the same CMS NPPES roster as STAMPER.

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

Frequently Asked Questions

What is ELIZABETH STAMPER, CNP's specialty?
ELIZABETH STAMPER, CNP specializes in Nurse Practitioner and practices in RAPID CITY, South Dakota. Credentials: CNP.
How much does ELIZABETH STAMPER, CNP prescribe under Medicare Part D?
In 2023, ELIZABETH STAMPER, CNP wrote 1,235 Medicare Part D claims totaling $76K in drug costs for 293 beneficiaries.
What is ELIZABETH STAMPER, CNP's Medicare quality score?
ELIZABETH STAMPER, CNP has a CMS MIPS Final Score of 97.5814/100 (Quality: 86.5348). The national average MIPS Final Score is 83.1. Source: CMS Merit-based Incentive Payment System (MIPS) 2023.
Where is ELIZABETH STAMPER, CNP located?
ELIZABETH STAMPER, CNP is located at 2805 5TH ST, RAPID CITY, SD, 57701. Phone: (605) 755-5700.
What is ELIZABETH STAMPER, CNP's NPI number?
ELIZABETH STAMPER, CNP's National Provider Identifier (NPI) is 1922643642, issued on 11/18/2019.
Does ELIZABETH STAMPER, CNP prescribe more brand-name or generic drugs?
ELIZABETH STAMPER, CNP's prescribing is 8% brand-name and 92% generic drugs by claim count, with $45K in brand drug costs.
Does ELIZABETH STAMPER, CNP prescribe opioids?
Yes, ELIZABETH STAMPER, CNP had 18 opioid claims in 2023 with an opioid prescribing rate of 1.5%.
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 ELIZABETH STAMPER, CNP prescribe most often?
Based on 2023 Medicare Part D data, ELIZABETH STAMPER, CNP's most frequently prescribed drugs include Tamsulosin Hcl, Doxazosin Mesylate, Finasteride. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does ELIZABETH STAMPER, CNP accept Medicare?
ELIZABETH STAMPER, CNP appears in CMS Medicare data with 1,235 Part D claims and 293 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify ELIZABETH STAMPER, CNP's credentials?
ELIZABETH STAMPER, CNP's NPI is 1922643642 with credentials CNP. 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.
Quality Performance
CMS Merit-based Incentive Payment System (MIPS) — 2023 performance year.
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