2026 NPPES data Physician Assistant NPI 1033452107 PA
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STEPHEN BROADDUS, PA

Physician Assistant in SAINT LOUIS, Missouri. 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
4K
Medicare Part D claims · 276 beneficiaries · Physician Assistant avg: 790
Generic prescribing
81%
generic claims · 19% brand-name · higher generic rates reduce patient out-of-pocket costs
MIPS score
67.5614/100
▼ 16 pts below national avg 83.1 · [object Object]
Industry payments
$17.39
1 payments · CMS Open Payments (Sunshine Act)
What the federal data reveals: STEPHEN BROADDUS, PA is a Physician Assistant ([object Object]) practicing in SAINT LOUIS, Missouri with a Medicare Part D prescribing footprint of 4K claims across 276 beneficiaries — 19% brand-name prescribing . Their CMS MIPS Final Score of 67.5614/100 (national average: 83.1) reflects performance across Quality, Cost, Interoperability, and Improvement Activities . Industry payments of $17.39 across 1 transactions are disclosed under CMS Open Payments (Sunshine Act).

What stands out: STEPHEN BROADDUS, PA reported a CMS MIPS final score of 67.5614 out of 100, below the 83.1 national average, and filed 3,518 Medicare Part D claims in 2023. Every figure on this page comes straight from federal CMS records, with no proprietary rating applied.

STEPHEN BROADDUS, PA at a glance

Below national average

NPI registry status

Active

Issued 03/27/2013

NPI 1033452107

Primary specialty

Physician Assistant

High-volume

149,975 US NPIs in this specialty

Medicare Part D claims

3,518 345% vs specialty avg

2023 prescription claims

Specialty avg: 790

MIPS final score

67.5614/100 15.538599999999988% pts

Mid-tier band

vs 83.1 national avg

Specialty distribution in Missouri

How Physician Assistant compares to other specialties among Missouri providers

Missouri providers

Physician Assistant share within Missouri

1. Physician Assistant42%2. Internal medicine21%3. Family medicine17%4. Surgical12%5. Pediatric8%
Physician Assistant share within Missouri

Medicare quality performance — MIPS

STEPHEN BROADDUS, PA's 2023 MIPS final score plotted against the Physician Assistant national average

Below national average
MIPS Final Score
67.5614/100
vs 83.1 national avg · 2023 performance year

MIPS final score (Physician Assistant) — 67.5614/100 vs national avg 83.1

0%100%National avg83%67.6%
MIPS final score (Physician Assistant) — 67.5614/100 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).

STEPHEN BROADDUS, PA is a Physician Assistant provider practicing in SAINT LOUIS, Missouri, according to the CMS National Plan and Provider Enumeration System (NPPES). Credentials: PA. NPI: 1033452107. 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.

STEPHEN BROADDUS, PA appears in the CMS NPPES registry as a Physician Assistant provider holding PA credentials at 4921 PARKVIEW PL, SAINT LOUIS, MO, 63110, with a listed phone of (314) 514-3500. NPI 1033452107 was issued on 03/27/2013. Because NPPES data is self-reported by the provider and refreshed monthly, the address, phone, and specialty reflect what BROADDUS 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 3,518 prescription claims written by this provider, covering 276 Medicare beneficiaries and totaling roughly $304K in drug spend, split 19% brand-name and 81% generic by claim count, with an opioid prescribing rate of 11.6%. 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 67.5614/100 for the 2023 performance year (Quality 36.196, Cost 43.61), compared with the national average of 83.1.

Physician Assistant is a high-volume specialty nationwide, with 149,975 enrolled providers across 56 states and an average of 790 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

4921 PARKVIEW PL
SAINT LOUIS, MO 63110

Provider Details

NPI 1033452107
Specialty Physician Assistant
Credentials PA
Gender Male
NPI Issued 03/27/2013

CMS Quality Score (MIPS)

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

67.5614
Final Score
Avg: 83.1
36.196
Quality
43.61
Cost

Reporting: Group practice

Hospital and facility affiliations

Facilities where STEPHEN BROADDUS, PA 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.

SELECT PHYSICAL THERAPY HOLDINGS INC
BENTON, IL
WASHINGTON UNIVERSITY
SAINT LOUIS, MO

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 STEPHEN BROADDUS, PA. Source: openpaymentsdata.cms.gov.

Total received

$17

Largest payer

Ipsen Biopharmaceuticals, 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 · Typical

STEPHEN BROADDUS, PA — brand share 19.0%
Specialty average (est.)

19% brand-name claims vs 81% generic, on 3,518 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.

3,518
Total Claims
$304K
Total Drug Cost
276
Medicare Beneficiaries

Prescribing Breakdown

30-Day Fills
3,560
Total Day Supply
72,015
Brand vs Generic
19% brand / 81% generic
Brand Drug Cost
$249K
Generic Drug Cost
$55K
Opioid Claims
409 (11.6% rate)
Antibiotic Claims
174

Patient Demographics

Average Patient Age
76.9 years
Avg HCC Risk Score
3.27
Gender Split
63% female / 37% male
Age Distribution
<65: 26, 65-74: 97, 75-84: 77, 85+: 76

Top Prescribed Drugs (Medicare Part D)

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

Drug Claims
Hydrocodone-Acetaminophen
Hydrocodone/Acetaminophen
143
Tramadol Hcl
120
Potassium Chloride
108
Furosemide
106
Alprazolam
90
Gabapentin
90
Eliquis
Apixaban
89
Levothyroxine Sodium
72
Oxycodone-Acetaminophen
Oxycodone Hcl/Acetaminophen
70
Atorvastatin Calcium
62

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

Physician Assistant Overview

How STEPHEN BROADDUS, PA fits within the Physician Assistant landscape nationally.

149,975
Physician Assistant Providers in US
56
States with Physician Assistant
790
Avg Claims per Provider

STEPHEN BROADDUS, PA's 3,518 claims are above the specialty average of 790.

Nearby Physician Assistant Providers in Missouri

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

Compare Physician Assistant nationally: see state-by-state distribution →

Frequently Asked Questions

What is STEPHEN BROADDUS, PA's specialty?
STEPHEN BROADDUS, PA specializes in Physician Assistant and practices in SAINT LOUIS, Missouri. Credentials: PA.
How much does STEPHEN BROADDUS, PA prescribe under Medicare Part D?
In 2023, STEPHEN BROADDUS, PA wrote 3,518 Medicare Part D claims totaling $304K in drug costs for 276 beneficiaries.
What is STEPHEN BROADDUS, PA's Medicare quality score?
STEPHEN BROADDUS, PA has a CMS MIPS Final Score of 67.5614/100 (Quality: 36.196, Cost: 43.61). The national average MIPS Final Score is 83.1. Source: CMS Merit-based Incentive Payment System (MIPS) 2023.
Where is STEPHEN BROADDUS, PA located?
STEPHEN BROADDUS, PA is located at 4921 PARKVIEW PL, SAINT LOUIS, MO, 63110. Phone: (314) 514-3500.
What is STEPHEN BROADDUS, PA's NPI number?
STEPHEN BROADDUS, PA's National Provider Identifier (NPI) is 1033452107, issued on 03/27/2013.
Does STEPHEN BROADDUS, PA prescribe more brand-name or generic drugs?
STEPHEN BROADDUS, PA's prescribing is 19% brand-name and 81% generic drugs by claim count, with $249K in brand drug costs.
Does STEPHEN BROADDUS, PA prescribe opioids?
Yes, STEPHEN BROADDUS, PA had 409 opioid claims in 2023 with an opioid prescribing rate of 11.6%.
How many Physician Assistant providers are there in the US?
There are 149,975 Physician Assistant providers across 56 states in the US. The average Physician Assistant provider writes 790 Medicare Part D claims per year.
What drugs does STEPHEN BROADDUS, PA prescribe most often?
Based on 2023 Medicare Part D data, STEPHEN BROADDUS, PA's most frequently prescribed drugs include Hydrocodone-Acetaminophen, Tramadol Hcl, Potassium Chloride. This reflects Medicare Part D prescriptions only and does not include commercial insurance or other payer types.
Does STEPHEN BROADDUS, PA accept Medicare?
STEPHEN BROADDUS, PA appears in CMS Medicare data with 3,518 Part D claims and 276 Medicare beneficiaries in 2023. Contact the provider's office directly to confirm current Medicare enrollment and accepted plans.
How can I verify STEPHEN BROADDUS, PA's credentials?
STEPHEN BROADDUS, PA's NPI is 1033452107 with credentials PA. 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