Dr. Thomas Gabriel Zelonis, DO

  • Clairton, PA
  • Family medicine physician
NPI1710074349
Medicare services, 2024
268
Medicare patients, 2024
108
Part D claims, 2024
6,610
MIPS score, 2024
94
Hospital affiliations
1
Practice address
565 Coal Valley Road, Jefferson Hills, PA 15025
Practice phone
Call (412) 469-5000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Jefferson Hospital

Hospital · Jefferson Hills, Pennsylvania

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Dr. Thomas Gabriel Zelonis is a family medicine physician in Clairton, Pennsylvania

Dr. Zelonis practices at Jefferson Hospital in Jefferson Hills, Pennsylvania, part of Highmark Health.

Dr. Zelonis' NPI, 1710074349, was assigned on October 6, 2006. Dr. Zelonis graduated from Philadelphia College of Osteopathic Medicine in 1979. Dr. Zelonis holds Pennsylvania license 0S004375L.

NPI and contact details
NPI enumeration date
October 6, 2006
NPI status
Active
Practice phone
(412) 469-5000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
73
Medical school graduation
1979

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

Dr. Thomas Gabriel Zelonis practices at Jefferson Hospital in Jefferson Hills, Pennsylvania

Dr. Zelonis' primary practice is Jefferson Hospital, at 565 Coal Valley Road, Jefferson Hills, PA 15025 in Allegheny County. The practice phone is (412) 469-5000.

  • Jefferson Hospital
    565 Coal Valley Road, Jefferson Hills, PA 15025 · Allegheny CountyPhone(412) 469-5000

Source: Dmand AI Affiliation Data

Dr. Thomas Gabriel Zelonis is affiliated with 2 sites of care and 1 medical group

Dr. Zelonis' primary practice is Jefferson Hospital in Jefferson Hills, Pennsylvania, part of Highmark Health. The medical group on file is AHN Primary Care - Family Med Associates at H+W Pavilion Bethel Park. Dmand AI also links Dr. Zelonis to 1 more hospital outpatient department, named with a free account.

See all 3 affiliations for Dr. Zelonis

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

Dmand AI tracks the EHR system at Dr. Thomas Gabriel Zelonis' practice

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

EHR by site
SiteEHR vendor and product
Jefferson HospitalAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Thomas Gabriel Zelonis is one of 6,168 family medicine physicians in Pennsylvania

Family medicine is Dr. Zelonis' primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Zelonis is licensed in Pennsylvania.

Specialties and state licenses

  • Family medicine, PennsylvaniaPrimaryLicense 0S004375L · taxonomy 207Q00000X

Family medicine physicians near Dr. Zelonis

Counts of family medicine physicians 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. Thomas Gabriel Zelonis billed Medicare for 268 services in 2024

CMS data shows 268 Medicare services from Dr. Zelonis across 3 procedure codes in 2024, for 108 Medicare patients. Medicare paid $21,431 for them. Every service was in an office.

Medicare services, 2024268
Medicare patients108
Paid by Medicare$21,431
Procedure codes3

Dr. Zelonis' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2822024: 22520%
Other services
2023: 762024: 4343%
Tests and treatments
2023: 172024: 0100%

Dr. Zelonis compared with the Pennsylvania median for family medicine physicians, 2024

  • Dr. Zelonis
  • Pennsylvania median
Medicare services
268vs 39833% below
Medicare patients
108vs 17438% below
Part D claims
6,097vs 1,3394.6 times

Medians across 6,220 family medicine physicians in Pennsylvania with Dmand AI profiles that report each measure.

Dr. Zelonis' 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. Zelonis

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

Dr. Thomas Gabriel Zelonis treated 108 Medicare patients in 2024, average age 73

CMS counts 108 Medicare patients who saw Dr. Zelonis in 2024. The largest group is 65 to 74, with 64 patients. 75% of them have high cholesterol, and 74% have high blood pressure. Their average risk score is 0.98, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Zelonis' median patient age at 69, with 41% women.

Medicare patients, 2024108
Average age73
Average risk score0.98

Dr. Zelonis' Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Zelonis' Medicare patients by sex, 2024

  • Women5854%
  • Men5046%

Chronic conditions among Dr. Zelonis' Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure74%
  3. Arthritis41%
  4. Ischemic heart disease24%
  5. Chronic kidney disease22%
  6. Anxiety20%
  7. Atrial fibrillation19%
  8. Diabetes19%

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

Dr. Zelonis' patients across all payers

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

Patient panel by age, all payers

Median age 69

Patient panel by sex, all payers

  • Women41%
  • Men59%

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

Dr. Thomas Gabriel Zelonis wrote 6,610 Medicare Part D claims in 2024

In 2024, Dr. Zelonis wrote 6,610 Medicare Part D claims for 536 patients. 91% of them were for generic drugs. CMS names the drug for 6,097 of them, across 100 drugs with 11 or more claims each, at $350,616 in total drug cost. In 2023, CMS named 6,336 claims across 104 drugs.

Part D claims, 20246,610
Drugs named by CMS100
Total drug cost$350,616
Part D patients536

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

  • Generic6,021 claims91%
  • Brand-name553 claims8%
  • Other36 claims1%

Dr. Zelonis' 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. Zelonis' Part D claims, 2024

  • Antibiotics3%167 of 6,610 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: 6,3362024: 6,0974%

Drugs named by CMS: 100 in 2024, 104 in 2023.

See all prescribing by Dr. Zelonis

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. Thomas Gabriel Zelonis scored 94 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Dr. Zelonis for performance year 2024, reported through an alternative payment model (APM).

Dr. Zelonis' MIPS scores, performance year 2024

  • 94of 100Final score
  • 85of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

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

Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Thomas Gabriel Zelonis received $1,101 in industry payments from 2016 to 2024

CMS Open Payments shows 44 general payments to Dr. Zelonis from 12 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 73% of the total. Genentech, Inc. paid the most, $349.

General payments to Dr. Zelonis by program year, 2016 to 2024

General payments to Dr. Zelonis by kind, 2016 to 2024

$1.1Kin total
  • Food and beverage$80773%
  • Education$29427%

Companies that paid Dr. Zelonis the most, 2016 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Zelonis

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

Dr. Thomas Gabriel Zelonis graduated from Philadelphia College of Osteopathic Medicine

Dr. Zelonis graduated from Philadelphia College of Osteopathic Medicine in 1979.

  1. Medical schoolPhiladelphia College of Osteopathic Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Thomas Gabriel Zelonis'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)
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 percentilesClinician Public Reporting: Overall MIPS Performance (CMS) (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. Thomas Gabriel Zelonis

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. Thomas Gabriel Zelonis' NPI number?

Dr. Thomas Gabriel Zelonis' NPI number is 1710074349. It was assigned on October 6, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Thomas Gabriel Zelonis?

Dr. Thomas Gabriel Zelonis is a family medicine physician in Clairton, Pennsylvania. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).

Where does Dr. Thomas Gabriel Zelonis practice?

Dr. Zelonis practices at 565 Coal Valley Road, Jefferson Hills, PA 15025. Dr. Zelonis' primary practice is Jefferson Hospital in Jefferson Hills, Pennsylvania, part of Highmark Health. Dmand AI also links Dr. Zelonis to 1 hospital outpatient department.

What is Dr. Thomas Gabriel Zelonis' office phone number?

The practice phone on file for Dr. Zelonis is (412) 469-5000.

What is Dr. Thomas Gabriel Zelonis' medical license number?

Dr. Zelonis holds Pennsylvania license 0S004375L.

Which hospitals is Dr. Thomas Gabriel Zelonis affiliated with?

Dr. Zelonis practices at Jefferson Hospital in Jefferson Hills, Pennsylvania.

What medical group is Dr. Thomas Gabriel Zelonis part of?

Dr. Zelonis is linked to AHN Primary Care - Family Med Associates at H+W Pavilion Bethel Park.

Does Dr. Thomas Gabriel Zelonis accept Medicare?

Yes. CMS data shows Dr. Zelonis billed Medicare for 268 services in 2024.

What is Dr. Thomas Gabriel Zelonis' MIPS score?

Dr. Zelonis' MIPS final score for performance year 2024 is 94 out of 100, reported through an alternative payment model (APM).

How many Medicare patients does Dr. Thomas Gabriel Zelonis see?

CMS counts 108 Medicare patients who saw Dr. Zelonis in 2024, with an average age of 73.

Show 5 more questionsShow fewer questions

What services does Dr. Thomas Gabriel Zelonis bill to Medicare?

In 2024, Dr. Zelonis' most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G0439).

Where did Dr. Thomas Gabriel Zelonis go to medical school?

Dr. Zelonis graduated from Philadelphia College of Osteopathic Medicine in 1979.

What drugs does Dr. Thomas Gabriel Zelonis prescribe most?

In 2024 Medicare Part D data, Dr. Zelonis' most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Amlodipine Besylate.

Has Dr. Thomas Gabriel Zelonis received payments from drug or device companies?

CMS Open Payments shows $1,101 in general payments to Dr. Zelonis from 12 companies from 2016 to 2024. The largest total came from Genentech, Inc.

How long has Dr. Thomas Gabriel Zelonis been practicing?

Dr. Zelonis graduated from medical school in 1979, 47 years ago.

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