Dr. Gerald A. Niedzwiecki, MD

  • Clearwater, FL
  • Interventional radiologist
NPI1578632147PAC ID3577578491
Medicare services, 2024
2,393
Medicare patients, 2024
490
Part D claims, 2024
619
Publications
10
MIPS score, 2024
100
Practice address
2730 N McMullen Booth Rd, Clearwater, FL 33761
Practice phone
Call (727) 286-8929
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Gerald a Niedzwiecki MD PA

Clearwater, Florida

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Dr. Gerald A. Niedzwiecki is an interventional radiologist in Clearwater, Florida

Dr. Niedzwiecki practices at Gerald a Niedzwiecki MD PA in Clearwater, Florida.

Dr. Niedzwiecki's NPI, 1578632147, was assigned on November 7, 2006. Dr. Niedzwiecki graduated from University of Rochester Medical Center in 1990. Dr. Niedzwiecki holds Florida license ME0070649.

NPI and contact details
Medicare PAC ID
3577578491
NPI enumeration date
November 7, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(727) 286-8929
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
62
Medical school graduation
1990

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

Dr. Gerald A. Niedzwiecki practices at Gerald a Niedzwiecki MD PA in Clearwater, Florida

Dr. Niedzwiecki's primary practice is Gerald a Niedzwiecki MD PA, at 2730 N McMullen Booth Rd, Clearwater, FL 33761 in Pinellas County. The practice phone is (727) 286-8929.

  • Gerald a Niedzwiecki MD PA
    2730 N McMullen Booth Rd, Clearwater, FL 33761 · Pinellas CountyPhone(727) 286-8929

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Gerald A. Niedzwiecki is affiliated with 6 sites of care and 2 medical groups

Dr. Niedzwiecki's primary practice is Gerald a Niedzwiecki MD PA in Clearwater, Florida. Dr. Niedzwiecki is also affiliated with Morton Plant Hospital. The medical group on file is Advanced Urology Institute. Dmand AI also links Dr. Niedzwiecki to 2 more hospitals, 2 group practices and clinics and 1 medical group, each named with a free account.

See all 8 affiliations for Dr. Niedzwiecki

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Gerald A. Niedzwiecki's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Niedzwiecki practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Gerald a Niedzwiecki MD PAAvailable with a free account
+5 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Gerald A. Niedzwiecki is one of 362 interventional radiologists in Florida

Vascular and interventional radiology is Dr. Niedzwiecki's primary specialty in the NPI Registry, under taxonomy code 2085R0204X. Dr. Niedzwiecki is board certified in interventional radiology and diagnostic radiology by the American Board of Radiology. Dmand AI has Dr. Niedzwiecki's licenses on file in 3 states: Florida, New York and Pennsylvania.

Specialties and state licenses

  • Vascular and interventional radiology, FloridaPrimaryLicense ME0070649 · 1996 to 2026 · taxonomy 2085R0204X
  • New York license1991 to 2026
  • Pennsylvania license1993 to 2000

Interventional radiologists near Dr. Niedzwiecki

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

362interventional radiologists in Florida
4interventional radiologists in Clearwater

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

Dr. Gerald A. Niedzwiecki billed Medicare for 2,393 services in 2024

CMS data shows 2,393 Medicare services from Dr. Niedzwiecki across 32 procedure codes in 2024, for 490 Medicare patients. Medicare paid $229,540 for them. Every service was in an office.

Medicare services, 20242,393
Medicare patients490
Paid by Medicare$229,540
Procedure codes32

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

  • 2023
  • 2024
Other services
2023: 1392024: 876530%
Surgery
2023: 4772024: 4584%
Office and hospital visits
2023: 4792024: 4418%
Imaging
2023: 3072024: 33910%
Drugs given in the office
2023: 2462024: 21513%
Tests and treatments
2023: 882024: 6427%

Dr. Niedzwiecki compared with the Florida median for interventional radiologists, 2024

  • Dr. Niedzwiecki
  • Florida median
Medicare services
2,393vs 1,57452% above
Medicare patients
490vs 73433% below
Part D claims
577vs 2820.6 times

Medians across 340 interventional radiologists in Florida with Dmand AI profiles that report each measure.

Dr. Niedzwiecki'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. Niedzwiecki

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

Dr. Gerald A. Niedzwiecki treated 490 Medicare patients in 2024, average age 76

CMS counts 490 Medicare patients who saw Dr. Niedzwiecki in 2024. The largest group is 65 to 74, with 203 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 6% are also on Medicaid. Their average risk score is 1.95, 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. Niedzwiecki's median patient age at 73, with 43% women.

Medicare patients, 2024490
Average age76
Average risk score1.95
Also on Medicaid6%

Dr. Niedzwiecki's Medicare patients by age, 2024

Dr. Niedzwiecki's Medicare patients by sex, 2024

  • Women26354%
  • Men22746%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis62%
  4. Ischemic heart disease46%
  5. Chronic kidney disease42%
  6. Cancer38%
  7. Diabetes34%
  8. Anxiety32%

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

Dr. Niedzwiecki's patients across all payers

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

Patient panel by age, all payers

Median age 73

Patient panel by sex, all payers

  • Women43%
  • Men55%

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

Dr. Gerald A. Niedzwiecki wrote 619 Medicare Part D claims in 2024

In 2024, Dr. Niedzwiecki wrote 619 Medicare Part D claims for 398 patients. 95% of them were for generic drugs. CMS names the drug for 577 of them, across 10 drugs with 11 or more claims each, at $17,460 in total drug cost. In 2023, CMS named 477 claims across 7 drugs.

Part D claims, 2024619
Drugs named by CMS10
Total drug cost$17,460
Part D patients398

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

  • Generic591 claims95%
  • Brand-name28 claims5%

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

  • Opioids62%386 of 619 claims
  • Antibiotics4%24 of 619 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: 4772024: 57721%

Drugs named by CMS: 10 in 2024, 7 in 2023.

See all prescribing by Dr. Niedzwiecki

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. Gerald A. Niedzwiecki scored 100 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Niedzwiecki for performance year 2024, reported individually. Dr. Niedzwiecki accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 38 procedures of varicose vein removal by Dr. Niedzwiecki, more than 69% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Niedzwiecki's MIPS scores, performance year 2024

  • 100of 100Final score
  • 100of 100Quality
  • 40of 100Improvement Activities

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

Where Dr. Niedzwiecki ranks in Medicare procedure volume

Varicose vein removal
69th percentile38 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. Gerald A. Niedzwiecki has 10 publications on record

Dmand AI links 10 papers to Dr. Niedzwiecki, published from 2016 to 2024. The most frequent topics are Radiology, Interventional, Embolization, Therapeutic and Leiomyoma. Dr. Niedzwiecki has published most often in J Vasc Interv Radiol. Dr. Niedzwiecki's most frequent co-authors are Alan H. Matsumoto, MD, Robert L. Worthington-Kirsch, MD and Curtis W. Bakal, MD.

Papers10
Years published2016 to 2024

Dr. Niedzwiecki's papers by year, 2016 to 2024

Topics Dr. Niedzwiecki writes about most

  • Radiology, Interventional
  • Embolization, Therapeutic
  • Leiomyoma
  • Radiography, Interventional
  • Societies, Medical
  • Uterine Neoplasms

Dr. Niedzwiecki's most frequent co-authors

Recent publications by Dr. Niedzwiecki

See all 10 publications and co-authors

See who Dr. Niedzwiecki researches with

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

How network discovery works

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

Dr. Gerald A. Niedzwiecki received $54,868 in industry payments from 2016 to 2025

CMS Open Payments shows 397 general payments to Dr. Niedzwiecki from 53 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 31% of the total. Philips Electronics North America Corporation paid the most, $20,992.

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

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

$54.9Kin total
  • Consulting fees$16,23731%
  • Food and beverage$14,93729%
  • Travel and lodging$8,11016%
  • Speaker and faculty fees$4,9009%
  • Other$8,08515%

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

Share is of all general payments to this clinician.

See all payments to Dr. Niedzwiecki

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

Dr. Gerald A. Niedzwiecki has 4 awards and honors on record

Dmand AI lists 4 awards for Dr. Niedzwiecki, most recently Regional Top Doctor in 2014.

Awards and honors for Dr. Niedzwiecki

  1. 2014
    • Regional Top Doctor
  2. 2013
    • CMS Stage 1 EHR
  3. 2012
    • SIR Fellow
  4. 2011
    • Checkbook Top Doc

Source: Dmand AI Professional Profile Data

Dr. Gerald A. Niedzwiecki graduated from University of Rochester Medical Center

Dr. Niedzwiecki graduated from University of Rochester Medical Center in 1990. Dr. Niedzwiecki is a member of SIR.

  1. Medical schoolUniversity of Rochester Medical Center
  2. Board certified in interventional radiology and diagnostic radiologyAmerican Board of Radiology

Source: Dmand AI Professional Profile Data

Dr. Gerald A. Niedzwiecki accepts plans from 5 insurance carriers

Dr. Niedzwiecki is in network with 5 carriers, including Aetna, United Healthcare and Alliant Health Plans. HMO plans come from the most carriers, 4. Check the plan with the practice before a visit.

  • Aetna
  • United Healthcare
  • Alliant Health Plans
  • CMS Medicare
  • HCSC

Plan types Dr. Niedzwiecki accepts, by number of carriers

  1. HMO4
  2. Medicare3
  3. POS2
  4. EPO1
  5. PPO1

Source: Dmand AI Insurance Network Data

Sources for Dr. Gerald A. Niedzwiecki'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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)
Awards and committee rolesDmand AI Professional Profile Data
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. Gerald A. Niedzwiecki

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. Gerald A. Niedzwiecki's NPI number?

Dr. Gerald A. Niedzwiecki's NPI number is 1578632147. It was assigned on November 7, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Gerald A. Niedzwiecki?

Dr. Gerald A. Niedzwiecki is an interventional radiologist in Clearwater, Florida. The primary specialty in the NPI Registry is Vascular & Interventional Radiology Physician (taxonomy code 2085R0204X).

Where does Dr. Gerald A. Niedzwiecki practice?

Dr. Niedzwiecki practices at 2730 N McMullen Booth Rd, Clearwater, FL 33761. Dr. Niedzwiecki's primary practice is Gerald a Niedzwiecki MD PA in Clearwater, Florida. Dmand AI also links Dr. Niedzwiecki to 2 hospitals, 2 group practices and clinics and 1 medical group.

What is Dr. Gerald A. Niedzwiecki's office phone number?

The practice phone on file for Dr. Niedzwiecki is (727) 286-8929.

What is Dr. Gerald A. Niedzwiecki's medical license number?

Dr. Niedzwiecki holds Florida license ME0070649, one of the licenses on file in 3 states.

Which states has Dr. Gerald A. Niedzwiecki been licensed in?

Dmand AI has state licenses on file for Dr. Niedzwiecki in Florida (1996 to 2026), New York (1991 to 2026) and Pennsylvania (1993 to 2000).

Which hospitals is Dr. Gerald A. Niedzwiecki affiliated with?

Dr. Niedzwiecki is affiliated with Morton Plant Hospital. Dmand AI links Dr. Niedzwiecki to 2 more hospitals.

What medical group is Dr. Gerald A. Niedzwiecki part of?

Dr. Niedzwiecki is linked to Advanced Urology Institute. Dmand AI links Dr. Niedzwiecki to 1 more medical group.

Does Dr. Gerald A. Niedzwiecki accept Medicare?

Yes. CMS data shows Dr. Niedzwiecki billed Medicare for 2,393 services in 2024, and Dr. Niedzwiecki accepts Medicare assignment.

What is Dr. Gerald A. Niedzwiecki's MIPS score?

Dr. Niedzwiecki's MIPS final score for performance year 2024 is 100 out of 100, reported individually.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Gerald A. Niedzwiecki see?

CMS counts 490 Medicare patients who saw Dr. Niedzwiecki in 2024, with an average age of 76.

Is Dr. Gerald A. Niedzwiecki board certified?

Yes. Dr. Niedzwiecki is board certified in interventional radiology and diagnostic radiology by the American Board of Radiology.

What services does Dr. Gerald A. Niedzwiecki bill to Medicare?

In 2024, Dr. Niedzwiecki's most billed Medicare services were medicare temporary code (Q9967), office visit, established patient (99214) and radiation oncology (77012).

Where did Dr. Gerald A. Niedzwiecki go to medical school?

Dr. Niedzwiecki graduated from University of Rochester Medical Center in 1990.

What drugs does Dr. Gerald A. Niedzwiecki prescribe most?

In 2024 Medicare Part D data, Dr. Niedzwiecki's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Tramadol HCl and Clopidogrel.

Has Dr. Gerald A. Niedzwiecki received payments from drug or device companies?

CMS Open Payments shows $54,868 in general payments to Dr. Niedzwiecki from 53 companies from 2016 to 2025. The largest total came from Philips Electronics North America Corporation.

How long has Dr. Gerald A. Niedzwiecki been practicing?

Dr. Niedzwiecki graduated from medical school in 1990, 36 years ago.

Does Dr. Gerald A. Niedzwiecki do research?

Dmand AI links 10 publications to Dr. Niedzwiecki, published from 2016 to 2024.

Who does Dr. Gerald A. Niedzwiecki publish with?

Dr. Niedzwiecki's most frequent co-authors are Alan H. Matsumoto, MD (3 shared papers), Robert L. Worthington-Kirsch, MD (3 shared papers) and Curtis W. Bakal, MD (2 shared papers).

What insurance does Dr. Gerald A. Niedzwiecki accept?

Dr. Niedzwiecki is in network with 5 carriers, including Aetna, United Healthcare and Alliant Health Plans. HMO plans come from the most carriers, 4. Check the plan with the practice before a visit.

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