Dr. David A. Sun, MD

  • Louisville, KY
  • Neurosurgeon
NPI1376690164PAC ID5496879066
Medicare services, 2024
389
Medicare patients, 2024
303
Part D claims, 2024
89
Publications
16
Clinical trials
1
Practice address
4960 Norton Healthcare Blvd, Louisville, KY 40241
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Norton Brownsboro Hospital-Operating Room - HOPD

Acute Care Hospital outpatient department · Louisville, Kentucky

See all 4 affiliations

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Dr. David A. Sun is a neurosurgeon in Louisville, Kentucky

Dr. Sun practices at Norton Brownsboro Hospital-Operating Room - HOPD in Louisville, Kentucky.

Dr. Sun's NPI, 1376690164, was assigned on January 4, 2007. Dr. Sun graduated from Virginia Commonwealth University, School of Medicine in 2003. Dr. Sun holds Kentucky license 43463.

NPI and contact details
Medicare PAC ID
5496879066
NPI enumeration date
January 4, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
49
Medical school graduation
2003

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

Dr. David A. Sun practices at Norton Brownsboro Hospital-Operating Room - HOPD in Louisville, Kentucky

Dr. Sun's primary practice is Norton Brownsboro Hospital-Operating Room - HOPD, at 4960 Norton Healthcare Blvd, Louisville, KY 40241.

  • Norton Brownsboro Hospital-Operating Room - HOPD
    4960 Norton Healthcare Blvd, Louisville, KY 40241

Source: Dmand AI Affiliation Data

Dr. David A. Sun is affiliated with 3 sites of care and 1 medical group

Dr. Sun's primary practice is Norton Brownsboro Hospital-Operating Room - HOPD in Louisville, Kentucky. Dr. Sun is also affiliated with Norton Hospital. The medical group on file is Norton Community Medical Associates. Dmand AI also links Dr. Sun to 1 more group practice or clinic, named with a free account.

Norton Brownsboro Hospital-Operating Room - HOPDAcute Care Hospital outpatient department · Louisville, KentuckyPrimary
Norton HospitalAcute care hospital, Louisville, KYNorton Community Medical AssociatesPrimary care group, Louisville, KY1 group practice or clinicName with a free account
See all 4 affiliations for Dr. Sun

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. David A. Sun's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sun practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Norton Brownsboro Hospital-Operating Room - HOPDAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. David A. Sun is one of 100 neurosurgeons in Kentucky

Neurological surgery is Dr. Sun's primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dr. Sun is licensed in Kentucky.

Specialties and state licenses

  • Neurological surgery, KentuckyPrimaryLicense 43463 · taxonomy 207T00000X

Neurosurgeons near Dr. Sun

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

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

Dr. David A. Sun billed Medicare for 389 services in 2024

CMS data shows 389 Medicare services from Dr. Sun across 7 procedure codes in 2024, for 303 Medicare patients. Medicare paid $54,981 for them.

Medicare services, 2024389
Medicare patients303
Paid by Medicare$54,981
Procedure codes7

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

  • 2023
  • 2024
Office and hospital visits
2023: 2862024: 33718%
Surgery
2023: 762024: 5232%

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

  • In an office24763%
  • In a facility14237%

Dr. Sun compared with the Kentucky median for neurosurgeons, 2024

  • Dr. Sun
  • Kentucky median
Medicare services
389vs 23665% above
Medicare patients
303vs 17375% above
Part D claims
69vs 7812% below

Medians across 96 neurosurgeons in Kentucky with Dmand AI profiles that report each measure.

Dr. Sun'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.

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

Dr. David A. Sun treated 303 Medicare patients in 2024, average age 72

CMS counts 303 Medicare patients who saw Dr. Sun in 2024. The largest group is 65 to 74, with 141 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 11% are also on Medicaid. Their average risk score is 1.40, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Sun's median patient age at 68, with 58% women.

Medicare patients, 2024303
Average age72
Average risk score1.40
Also on Medicaid11%

Dr. Sun's Medicare patients by age, 2024

Dr. Sun's Medicare patients by sex, 2024

  • Women18360%
  • Men12040%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis47%
  4. Anxiety41%
  5. Mood disorders33%
  6. Depression31%
  7. Diabetes31%
  8. Ischemic heart disease27%

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

Dr. Sun's patients across all payers

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

Patient panel by age, all payers

Median age 68

Patient panel by sex, all payers

  • Women58%
  • Men42%

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

Dr. David A. Sun wrote 89 Medicare Part D claims in 2024

In 2024, Dr. Sun wrote 89 Medicare Part D claims for 57 patients. 96% of them were for generic drugs. CMS names the drug for 69 of them, across 3 drugs with 11 or more claims each, at $381 in total drug cost. In 2023, CMS named 63 claims across 3 drugs.

Part D claims, 202489
Drugs named by CMS3
Total drug cost$381
Part D patients57

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

  • Generic85 claims96%
  • Brand-name and other4 claims4%

Dr. Sun'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. Sun's Part D claims, 2024

  • Opioids43%38 of 89 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: 632024: 6910%

Drugs named by CMS: 3 in 2024, 3 in 2023.

See all prescribing by Dr. Sun

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. David A. Sun scored 81 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 81 out of 100 for Dr. Sun for performance year 2024, reported as part of a group. Dr. Sun accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Sun as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Sun's MIPS scores, performance year 2024

  • 81of 100Final score
  • 63.3of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 74of 100Cost

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

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

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Dr. David A. Sun has 16 publications on record

Dmand AI links 16 papers to Dr. Sun, published from 2010 to 2025. 2015 was the busiest year, with 4. Dr. Sun has published most often in Cureus. Dr. Sun's most frequent co-authors are Aaron C. Spalding, MD, PhD, Kaylyn Deanne Sinicrope, MD and Eric Claude Leuthardt, MD.

Papers16
Years published2010 to 2025

Dr. Sun's papers by year, 2011 to 2025

Dr. Sun's most frequent co-authors

Recent publications by Dr. Sun

See all 16 publications and co-authors

See who Dr. Sun researches with

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

How network discovery works

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

Dr. David A. Sun has worked on 1 clinical trial

Dmand AI links Dr. Sun to 1 clinical trial. Conditions studied include Disease Progression and Epilepsy.

Conditions in Dr. Sun's trials

  • Disease Progression
  • Epilepsy

Investigators on the most trials with Dr. Sun

Recent clinical trials with Dr. Sun

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. David A. Sun received $15,758 in industry payments from 2016 to 2025

CMS Open Payments shows 78 general payments to Dr. Sun from 21 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 59% of the total. Monteris Medical Corporation paid the most, $13,084.

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

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

$15.8Kin total
  • Consulting fees$9,25059%
  • Food and beverage$3,19320%
  • Travel and lodging$2,29615%
  • Honoraria$1,0006%
  • Education$200%

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

Share is of all general payments to this clinician.

See all payments to Dr. Sun

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

Dr. David A. Sun graduated from Virginia Commonwealth University, School of Medicine

Dr. Sun graduated from Virginia Commonwealth University, School of Medicine in 2003.

  1. Medical schoolVirginia Commonwealth University, School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. David A. Sun'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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile 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. David A. Sun

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. David A. Sun's NPI number?

Dr. David A. Sun's NPI number is 1376690164. It was assigned on January 4, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. David A. Sun?

Dr. David A. Sun is a neurosurgeon in Louisville, Kentucky. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).

Where does Dr. David A. Sun practice?

Dr. Sun practices at 4960 Norton Healthcare Blvd, Louisville, KY 40241. Dr. Sun's primary practice is Norton Brownsboro Hospital-Operating Room - HOPD in Louisville, Kentucky. Dmand AI also links Dr. Sun to 1 group practice or clinic.

What is Dr. David A. Sun's medical license number?

Dr. Sun holds Kentucky license 43463.

Which hospitals is Dr. David A. Sun affiliated with?

Dr. Sun is affiliated with Norton Hospital.

What medical group is Dr. David A. Sun part of?

Dr. Sun is linked to Norton Community Medical Associates.

Does Dr. David A. Sun accept Medicare?

Yes. CMS data shows Dr. Sun billed Medicare for 389 services in 2024, and Dr. Sun accepts Medicare assignment.

Does Dr. David A. Sun offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Sun as offering telehealth services.

What is Dr. David A. Sun's MIPS score?

Dr. Sun's MIPS final score for performance year 2024 is 81 out of 100, reported as part of a group.

How many Medicare patients does Dr. David A. Sun see?

CMS counts 303 Medicare patients who saw Dr. Sun in 2024, with an average age of 72.

Show 7 more questionsShow fewer questions

What services does Dr. David A. Sun bill to Medicare?

In 2024, Dr. Sun's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and hospital inpatient care (99232).

Where did Dr. David A. Sun go to medical school?

Dr. Sun graduated from Virginia Commonwealth University, School of Medicine in 2003.

What drugs does Dr. David A. Sun prescribe most?

In 2024 Medicare Part D data, Dr. Sun's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Dexamethasone and Mupirocin.

Has Dr. David A. Sun received payments from drug or device companies?

CMS Open Payments shows $15,758 in general payments to Dr. Sun from 21 companies from 2016 to 2025. The largest total came from Monteris Medical Corporation.

How long has Dr. David A. Sun been practicing?

Dr. Sun graduated from medical school in 2003, 23 years ago.

Does Dr. David A. Sun do research?

Dmand AI links 16 publications to Dr. Sun, published from 2010 to 2025. Dr. Sun has worked on 1 clinical trial.

Who does Dr. David A. Sun publish with?

Dr. Sun's most frequent co-authors are Aaron C. Spalding, MD, PhD (8 shared papers), Kaylyn Deanne Sinicrope, MD (6 shared papers) and Eric Claude Leuthardt, MD (3 shared papers).

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