Dr. Gregg H. Zoarski, MD

  • Newark, DE
  • Diagnostic radiologist
NPI1215929948PAC ID3173536810
Medicare services, 2024
130
Medicare patients, 2024
160
Publications
43
Hospital affiliations
2
Industry payments
$12,106
Practice address
4755 Ogletown Stanton Road, Newark, DE 19713
Practice phone
Call (302) 320-2926
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

ChristianaCare Adult Outpatient Psychiatry & Therapy

Outpatient Mental Health Clinic · Newark, Delaware

See all 12 affiliations

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Dr. Gregg H. Zoarski is a diagnostic radiologist in Newark, Delaware

Dr. Zoarski practices at ChristianaCare Adult Outpatient Psychiatry & Therapy in Newark, Delaware.

Dr. Zoarski's NPI, 1215929948, was assigned on August 18, 2005. Dr. Zoarski graduated from Uconn School Of Medicine in 1985. Dr. Zoarski holds Florida license ME138242.

NPI and contact details
Medicare PAC ID
3173536810
NPI enumeration date
August 18, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(302) 320-2926
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
67
Medical school graduation
1985

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

Dr. Gregg H. Zoarski practices at ChristianaCare Adult Outpatient Psychiatry & Therapy in Newark, Delaware

Dr. Zoarski's primary practice is ChristianaCare Adult Outpatient Psychiatry & Therapy, at 4755 Ogletown Stanton Road, Newark, DE 19713. The practice phone is (302) 320-2926.

  • ChristianaCare Adult Outpatient Psychiatry & Therapy
    4755 Ogletown Stanton Road, Newark, DE 19713Phone(302) 320-2926

Source: Dmand AI Affiliation Data

Dr. Gregg H. Zoarski is affiliated with 6 sites of care and 6 medical groups

Dr. Zoarski's primary practice is ChristianaCare Adult Outpatient Psychiatry & Therapy in Newark, Delaware. Dr. Zoarski is also affiliated with Christiana Hospital. The medical group on file is ChristianaCare. Dmand AI also links Dr. Zoarski to 1 more hospital, 5 medical groups, 2 group practices and clinics and 1 hospice, each named with a free account.

See all 12 affiliations for Dr. Zoarski

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Gregg H. Zoarski's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zoarski practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
ChristianaCare Adult Outpatient Psychiatry & TherapyAvailable with a free account
+5 more sites and 5 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Gregg H. Zoarski is one of 93 diagnostic radiologists in Delaware

Diagnostic radiology is Dr. Zoarski's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Zoarski is board certified in diagnostic radiology by the American Board of Radiology. Dmand AI has Dr. Zoarski's licenses on file in 7 states: Florida, New York, Delaware, Pennsylvania, California, Connecticut and Maryland.

Specialties and state licenses

  • Diagnostic radiology, FloridaPrimaryLicense ME138242 · 2018 to 2027 · taxonomy 2085R0202X
  • New York licenseSince 1986
  • Neuroradiology, DelawareLicense C1-0009788 · 2011 to 2027 · taxonomy 2085N0700X
  • Pennsylvania license2019 to 2026
  • California license1990 to 2025
  • Connecticut license2019 to 2025
  • Vascular and interventional radiology, MarylandLicense D0043383 · 1992 to 2025 · taxonomy 2085R0204X

Diagnostic radiologists near Dr. Zoarski

Counts of diagnostic radiologists 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. Gregg H. Zoarski billed Medicare for 130 services in 2024

CMS data shows 130 Medicare services from Dr. Zoarski across 6 procedure codes in 2024, for 160 Medicare patients. Medicare paid $8,724 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024130
Medicare patients160
Paid by Medicare$8,724
Procedure codes6

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

  • 2023
  • 2024
Imaging
2023: 352024: 116231%
Surgery
2023: 402024: 1465%

Dr. Zoarski compared with the Delaware median for diagnostic radiologists, 2024

  • Dr. Zoarski
  • Delaware median
Medicare services
130vs 3,47896% below
Medicare patients
160vs 2,21093% below

Medians across 92 diagnostic radiologists in Delaware with Dmand AI profiles that report each measure.

Dr. Zoarski'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. Zoarski

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zoarski and other diagnostic radiologists in Delaware.

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

Dr. Gregg H. Zoarski treated 160 Medicare patients in 2024, average age 72

CMS counts 160 Medicare patients who saw Dr. Zoarski in 2024. The largest group is 65 to 74, with 58 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 22% are also on Medicaid. Their average risk score is 2.11, 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. Zoarski's median patient age at 74, with 58% women.

Medicare patients, 2024160
Average age72
Average risk score2.11
Also on Medicaid22%

Dr. Zoarski's Medicare patients by age, 2024

Dr. Zoarski's Medicare patients by sex, 2024

  • Women8050%
  • Men8050%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis58%
  4. Stroke or TIA54%
  5. Ischemic heart disease47%
  6. Mood disorders46%
  7. Anxiety43%
  8. Chronic kidney disease42%

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

Dr. Zoarski's patients across all payers

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

Patient panel by age, all payers

Median age 74

Patient panel by sex, all payers

  • Women58%
  • Men41%

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

How Dr. Gregg H. Zoarski takes part in Medicare

Dr. Zoarski accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Gregg H. Zoarski has 43 publications on record

Dmand AI links 43 papers to Dr. Zoarski, published from 2008 to 2018. 2008 was the busiest year, with 2. The most frequent topics are Magnetic Resonance Imaging, Tomography, X-Ray Computed and Spinal Fractures. Dr. Zoarski has published most often in AJNR Am J Neuroradiol. Dr. Zoarski's most frequent co-authors are Enslin Francois Aldrich, MD, John D. Barr, MD and Gregory Kent Bergey, MD.

Papers43
Years published2008 to 2018

Dr. Zoarski's papers by year, 2008 to 2018

Topics Dr. Zoarski writes about most

  • Magnetic Resonance Imaging
  • Tomography, X-Ray Computed
  • Spinal Fractures
  • Cerebral Angiography
  • Embolization, Therapeutic
  • Osteoporosis
  • Carotid Artery, Internal
  • Contrast Media

Dr. Zoarski's most frequent co-authors

Recent publications by Dr. Zoarski

See all 43 publications and co-authors

See who Dr. Zoarski researches with

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

How network discovery works

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

Dr. Gregg H. Zoarski received $12,106 in industry payments from 2016 to 2025

CMS Open Payments shows 170 general payments to Dr. Zoarski from 24 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 55% of the total. Globus Medical, Inc. paid the most, $5,516.

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

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

$12.1Kin total
  • Food and beverage$6,60655%
  • Consulting fees$5,50045%

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

Share is of all general payments to this clinician.

See all payments to Dr. Zoarski

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

Dr. Gregg H. Zoarski graduated from Uconn School Of Medicine

Dr. Zoarski graduated from Uconn School Of Medicine in 1985.

  1. Medical schoolUconn School Of Medicine
  2. Board certified in diagnostic radiologyAmerican Board of Radiology
  3. Board certified in neuroradiologyAmerican Board of Radiology

Source: Dmand AI Professional Profile Data

Dr. Gregg H. Zoarski accepts plans from 12 insurance carriers

Dr. Zoarski is in network with 12 carriers, including Elevance, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Elevance
  • Excellus BlueCross BlueShield
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • CareFirst BlueCross BlueShield
  • +4 more carriersWith a free account

Plan types Dr. Zoarski accepts, by number of carriers

  1. Medicare9
  2. PPO8
  3. HMO4
  4. POS4
  5. EPO2
  6. Medicaid2

Source: Dmand AI Insurance Network Data

Sources for Dr. Gregg H. Zoarski'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 DataDmand AI Org Hierarchy 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)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (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. Gregg H. Zoarski

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. Gregg H. Zoarski's NPI number?

Dr. Gregg H. Zoarski's NPI number is 1215929948. It was assigned on August 18, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Gregg H. Zoarski?

Dr. Gregg H. Zoarski is a diagnostic radiologist in Newark, Delaware. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).

Where does Dr. Gregg H. Zoarski practice?

Dr. Zoarski practices at 4755 Ogletown Stanton Road, Newark, DE 19713. Dr. Zoarski's primary practice is ChristianaCare Adult Outpatient Psychiatry & Therapy in Newark, Delaware. Dmand AI also links Dr. Zoarski to 1 hospital, 5 medical groups, 2 group practices and clinics and 1 hospice.

What is Dr. Gregg H. Zoarski's office phone number?

The practice phone on file for Dr. Zoarski is (302) 320-2926.

What is Dr. Gregg H. Zoarski's medical license number?

Dr. Zoarski holds Florida license ME138242, one of the licenses on file in 7 states.

Which states has Dr. Gregg H. Zoarski been licensed in?

Dmand AI has state licenses on file for Dr. Zoarski in Florida (2018 to 2027), New York (since 1986), Delaware (2011 to 2027), Pennsylvania (2019 to 2026), California (1990 to 2025), Connecticut (2019 to 2025) and Maryland (1992 to 2025).

Which hospitals is Dr. Gregg H. Zoarski affiliated with?

Dr. Zoarski is affiliated with Christiana Hospital. Dmand AI links Dr. Zoarski to 1 more hospital.

What medical group is Dr. Gregg H. Zoarski part of?

Dr. Zoarski is linked to ChristianaCare. Dmand AI links Dr. Zoarski to 5 more medical groups.

Does Dr. Gregg H. Zoarski accept Medicare?

Yes. CMS data shows Dr. Zoarski billed Medicare for 130 services in 2024, and Dr. Zoarski accepts Medicare assignment.

How many Medicare patients does Dr. Gregg H. Zoarski see?

CMS counts 160 Medicare patients who saw Dr. Zoarski in 2024, with an average age of 72.

Show 8 more questionsShow fewer questions

Is Dr. Gregg H. Zoarski board certified?

Yes. Dr. Zoarski is board certified in diagnostic radiology by the American Board of Radiology.

What services does Dr. Gregg H. Zoarski bill to Medicare?

In 2024, Dr. Zoarski's most billed Medicare services were diagnostic imaging (70450), surgery: heart and blood vessels (36224) and diagnostic imaging (70496).

Where did Dr. Gregg H. Zoarski go to medical school?

Dr. Zoarski graduated from Uconn School Of Medicine in 1985.

Has Dr. Gregg H. Zoarski received payments from drug or device companies?

CMS Open Payments shows $12,106 in general payments to Dr. Zoarski from 24 companies from 2016 to 2025. The largest total came from Globus Medical, Inc.

How long has Dr. Gregg H. Zoarski been practicing?

Dr. Zoarski graduated from medical school in 1985, 41 years ago.

Does Dr. Gregg H. Zoarski do research?

Dmand AI links 43 publications to Dr. Zoarski, published from 2008 to 2018.

Who does Dr. Gregg H. Zoarski publish with?

Dr. Zoarski's most frequent co-authors are Enslin Francois Aldrich, MD (2 shared papers), John D. Barr, MD (2 shared papers) and Gregory Kent Bergey, MD (2 shared papers).

What insurance does Dr. Gregg H. Zoarski accept?

Dr. Zoarski is in network with 12 carriers, including Elevance, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

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