Dr. Steven C. Napierkowski, MD

  • Tomball, TX
  • Cardiologist
NPI1801143144PAC ID0547580219
Medicare services, 2024
2,593
Medicare patients, 2024
401
Part D claims, 2024
2,726
Publications
5
MIPS score, 2024
89
Practice address
400 Holderrieth Blvd Suite 104 Suite 104, Tomball, TX 77375-1612
Practice phone
Call (281) 255-2000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Lone Star Heart And Vascular Center

Primary care practice · Tomball, Texas

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Dr. Steven C. Napierkowski is a cardiologist in Tomball, Texas

Dr. Napierkowski practices at Lone Star Heart And Vascular Center in Tomball, Texas.

Dr. Napierkowski's NPI, 1801143144, was assigned on August 6, 2012. Dr. Napierkowski graduated from McGovern Medical School at UTHealth in 2012. Dr. Napierkowski holds Texas license Q3248.

NPI and contact details
Medicare PAC ID
0547580219
NPI enumeration date
August 6, 2012
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(281) 255-2000
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
40
Medical school graduation
2012

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Steven C. Napierkowski practices at Lone Star Heart and Vascular Center in Tomball, Texas

Dr. Napierkowski's primary practice is Lone Star Heart and Vascular Center, at 400 Holderrieth Blvd Suite 104 Suite 104, Tomball, TX 77375-1612. The practice phone is (281) 255-2000.

  • Lone Star Heart and Vascular Center
    400 Holderrieth Blvd Suite 104 Suite 104, Tomball, TX 77375-1612Phone(281) 255-2000

Source: Dmand AI Affiliation Data

Dr. Steven C. Napierkowski is affiliated with 2 sites of care and 1 medical group

Dr. Napierkowski's primary practice is Lone Star Heart And Vascular Center in Tomball, Texas. Dr. Napierkowski is also affiliated with HCA Houston Healthcare Tomball. The medical group on file is Lone Star Heart & Vascular Center.

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Steven C. Napierkowski's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Napierkowski practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Lone Star Heart And Vascular CenterAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Steven C. Napierkowski is one of 1,481 cardiologists in Texas

Cardiovascular disease is Dr. Napierkowski's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Napierkowski is board certified in cardiovascular disease by the American Board of Internal Medicine. Dr. Napierkowski is licensed in Texas.

Specialties and state licenses

  • Cardiovascular disease, TexasPrimaryLicense Q3248 · 2015 to 2026 · taxonomy 207RC0000X

Clinical focus

Dmand AI lists aneurysm, angioplasty, atrial fibrillation and flutter, cardiac catheterization, cardiomyopathy, cerebrovascular disease, chronic embolism thrombosis and chronic hypertension among the conditions Dr. Napierkowski treats.

Cardiologists near Dr. Napierkowski

Counts of cardiologists with a Dmand AI profile, by place and practice. Each opens the list.

1,481cardiologists in Texas
9cardiologists in Tomball

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Steven C. Napierkowski billed Medicare for 2,593 services in 2024

CMS data shows 2,593 Medicare services from Dr. Napierkowski across 30 procedure codes in 2024, for 401 Medicare patients. Medicare paid $422,239 for them.

Medicare services, 20242,593
Medicare patients401
Paid by Medicare$422,239
Procedure codes30

Dr. Napierkowski's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Tests and treatments
2023: 7222024: 1,03443%
Office and hospital visits
2023: 1,0062024: 9872%
Drugs given in the office
2023: 2522024: 32830%
Imaging
2023: 612024: 166172%
Other services
2023: 622024: 7826%

Where Dr. Napierkowski's Medicare services took place, 2024

  • In an office1,84071%
  • In a facility75329%

Dr. Napierkowski compared with the Texas median for cardiologists, 2024

  • Dr. Napierkowski
  • Texas median
Medicare services
2,593vs 1,95533% above
Medicare patients
401vs 62836% below
Part D claims
2,502vs 2,23212% above

Medians across 1,431 cardiologists in Texas with Dmand AI profiles that report each measure.

Dr. Napierkowski's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Napierkowski

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Steven C. Napierkowski treated 401 Medicare patients in 2024, average age 75

CMS counts 401 Medicare patients who saw Dr. Napierkowski in 2024. The largest group is 65 to 74, with 172 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 11% are also on Medicaid. Their average risk score is 1.94, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Napierkowski's median patient age at 67, with 50% women.

Medicare patients, 2024401
Average age75
Average risk score1.94
Also on Medicaid11%

Dr. Napierkowski's Medicare patients by age, 2024

Dr. Napierkowski's Medicare patients by sex, 2024

  • Women21955%
  • Men18245%

Chronic conditions among Dr. Napierkowski's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Ischemic heart disease61%
  4. Arthritis51%
  5. Diabetes45%
  6. Mood disorders39%
  7. Depression37%
  8. Atrial fibrillation36%

Share of Medicare patients with each condition. A patient can have several.

Dr. Napierkowski's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 67

Patient panel by sex, all payers

  • Women50%
  • Men49%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Steven C. Napierkowski wrote 2,726 Medicare Part D claims in 2024

In 2024, Dr. Napierkowski wrote 2,726 Medicare Part D claims for 359 patients. 85% of them were for generic drugs. CMS names the drug for 2,502 of them, across 38 drugs with 11 or more claims each, at $365,828 in total drug cost. In 2023, CMS named 2,103 claims across 34 drugs.

Part D claims, 20242,726
Drugs named by CMS38
Total drug cost$365,828
Part D patients359

Dr. Napierkowski's Part D claims by kind of drug, 2024

  • Generic2,323 claims85%
  • Brand-name403 claims15%

Dr. Napierkowski's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. Napierkowski's Part D claims, 2024

  • Antibiotics1%23 of 2,726 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 2,1032024: 2,50219%

Drugs named by CMS: 38 in 2024, 34 in 2023.

See all prescribing by Dr. Napierkowski

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Steven C. Napierkowski scored 89 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Napierkowski for performance year 2024, reported as part of a group. Dr. Napierkowski accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 81 procedures of varicose vein removal by Dr. Napierkowski, more than 81% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Napierkowski's MIPS scores, performance year 2024

  • 89of 100Final score
  • 96.9of 100Quality
  • 40of 100Improvement Activities
  • 62of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Napierkowski ranks in Medicare procedure volume

Varicose vein removal
81st percentile81 procedures
Coronary angioplasty and stenting
48th percentile19 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Leg revascularization (restoring blood flow): 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Steven C. Napierkowski has 5 publications on record

Dmand AI links 5 papers to Dr. Napierkowski in 2020. 2020 was the busiest year, with 4. Dr. Napierkowski's most frequent co-authors are Richard W. Smalling, MD, Abhijeet Dhoble, MD, MPH and Deepa Raghunathan.

Papers5

Dr. Napierkowski's most frequent co-authors

Recent publications by Dr. Napierkowski

See all 5 publications and co-authors

See who Dr. Napierkowski researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Napierkowski works with, so you can find a warm path to the right cardiologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Steven C. Napierkowski received $12,781 in industry payments from 2016 to 2025

CMS Open Payments shows 383 general payments to Dr. Napierkowski from 42 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 85% of the total. Boston Scientific Corporation paid the most, $3,384.

General payments to Dr. Napierkowski by program year, 2016 to 2025

General payments to Dr. Napierkowski by kind, 2016 to 2025

$12.8Kin total
  • Food and beverage$10,91885%
  • Travel and lodging$1,41511%
  • Education$4484%

Companies that paid Dr. Napierkowski the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Napierkowski

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Steven C. Napierkowski graduated from McGovern Medical School at UTHealth

Dr. Napierkowski graduated from McGovern Medical School at UTHealth in 2012.

  1. Medical schoolMcGovern Medical School at UTHealth
  2. Board certified in cardiovascular diseaseAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine
  4. Board certified in interventional cardiologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Steven C. Napierkowski accepts plans from 22 insurance carriers

Dr. Napierkowski is in network with 22 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 14. Check the plan with the practice before a visit.

Plan types Dr. Napierkowski accepts, by number of carriers

  1. PPO14
  2. HMO12
  3. Medicare9
  4. POS5
  5. EPO4

Source: Dmand AI Insurance Network Data

Sources for Dr. Steven C. Napierkowski's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Steven C. Napierkowski

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Steven C. Napierkowski's NPI number?

Dr. Steven C. Napierkowski's NPI number is 1801143144. It was assigned on August 6, 2012, and it is active in the NPI Registry.

What kind of doctor is Dr. Steven C. Napierkowski?

Dr. Steven C. Napierkowski is a cardiologist in Tomball, Texas. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).

Where does Dr. Steven C. Napierkowski practice?

Dr. Napierkowski practices at 400 Holderrieth Blvd Suite 104 Suite 104, Tomball, TX 77375-1612. Dr. Napierkowski's primary practice is Lone Star Heart And Vascular Center in Tomball, Texas.

What is Dr. Steven C. Napierkowski's office phone number?

The practice phone on file for Dr. Napierkowski is (281) 255-2000.

What is Dr. Steven C. Napierkowski's medical license number?

Dr. Napierkowski holds Texas license Q3248.

Which hospitals is Dr. Steven C. Napierkowski affiliated with?

Dr. Napierkowski is affiliated with HCA Houston Healthcare Tomball.

What medical group is Dr. Steven C. Napierkowski part of?

Dr. Napierkowski is linked to Lone Star Heart & Vascular Center.

Does Dr. Steven C. Napierkowski accept Medicare?

Yes. CMS data shows Dr. Napierkowski billed Medicare for 2,593 services in 2024, and Dr. Napierkowski accepts Medicare assignment.

What is Dr. Steven C. Napierkowski's MIPS score?

Dr. Napierkowski's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.

How many Medicare patients does Dr. Steven C. Napierkowski see?

CMS counts 401 Medicare patients who saw Dr. Napierkowski in 2024, with an average age of 75.

Show 9 more questionsShow fewer questions

Is Dr. Steven C. Napierkowski board certified?

Yes. Dr. Napierkowski is board certified in cardiovascular disease by the American Board of Internal Medicine.

What services does Dr. Steven C. Napierkowski bill to Medicare?

In 2024, Dr. Napierkowski's most billed Medicare services were office visit, established patient (99214), injected or infused drug (J2785) and heart test or procedure (93000).

Where did Dr. Steven C. Napierkowski go to medical school?

Dr. Napierkowski graduated from McGovern Medical School at UTHealth in 2012.

What drugs does Dr. Steven C. Napierkowski prescribe most?

In 2024 Medicare Part D data, Dr. Napierkowski's most prescribed drugs by claims were Rosuvastatin Calcium, Metoprolol Succinate and Clopidogrel.

Has Dr. Steven C. Napierkowski received payments from drug or device companies?

CMS Open Payments shows $12,781 in general payments to Dr. Napierkowski from 42 companies from 2016 to 2025. The largest total came from Boston Scientific Corporation.

How long has Dr. Steven C. Napierkowski been practicing?

Dr. Napierkowski graduated from medical school in 2012, 14 years ago.

Does Dr. Steven C. Napierkowski do research?

Dmand AI links 5 publications to Dr. Napierkowski.

Who does Dr. Steven C. Napierkowski publish with?

Dr. Napierkowski's most frequent co-authors are Richard W. Smalling, MD (3 shared papers), Abhijeet Dhoble, MD, MPH (2 shared papers) and Deepa Raghunathan (2 shared papers).

What insurance does Dr. Steven C. Napierkowski accept?

Dr. Napierkowski is in network with 22 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 14. Check the plan with the practice before a visit.

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