Mark Thomas Garan, AGACNP-BC

  • Weirton, WV
  • Nurse practitioner
NPI1154057032PAC ID1052771722
Medicare patients, 2024
342
Part D claims, 2024
161
Hospital affiliations
4
Industry payments
$26
Medical group
1
Practice address
243 3 Springs Dr, Weirton, WV 26062
Practice phone
Call (740) 792-4220
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Regional Cardiac Arrhythmia Inc

Weirton, West Virginia

See all 7 affiliations

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Mark Thomas Garan is a nurse practitioner in Weirton, West Virginia

Mark Garan practices at Regional Cardiac Arrhythmia Inc in Weirton, West Virginia.

Mark Garan's NPI, 1154057032, was assigned on July 25, 2022. Mark Garan holds West Virginia license 112744.

NPI and contact details
Medicare PAC ID
1052771722
NPI enumeration date
July 25, 2022
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(740) 792-4220
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
31
Medical school graduation
2021

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

Mark Thomas Garan practices at Regional Cardiac Arrhythmia Inc in Weirton, West Virginia

Mark Garan's primary practice is Regional Cardiac Arrhythmia Inc, at 243 3 Springs Dr, Weirton, WV 26062 in Hancock County. The practice phone is (740) 792-4220.

  • Regional Cardiac Arrhythmia Inc
    243 3 Springs Dr, Weirton, WV 26062 · Hancock CountyPhone(740) 792-4220

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

Mark Thomas Garan is affiliated with 6 sites of care and 1 medical group

Mark Garan's primary practice is Regional Cardiac Arrhythmia Inc in Weirton, West Virginia. Mark Garan is also affiliated with Weirton Medical Center. The medical group on file is Regional Cardiac Arrhythmia. Dmand AI also links Mark Garan to 3 more hospitals and 1 group practice or clinic, each named with a free account.

See all 7 affiliations for Mark Garan

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

Dmand AI tracks the EHR system at Mark Thomas Garan's practice

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

EHR by site
SiteEHR vendor and product
Regional Cardiac Arrhythmia IncAvailable with a free account
+5 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Mark Thomas Garan is one of 496 nurse practitioners in West Virginia

Nurse practitioner is Mark Garan's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Mark Garan is licensed in West Virginia.

Specialties and state licenses

  • Nurse practitioner, West VirginiaPrimaryLicense 112744 · taxonomy 363L00000X

Nurse practitioners near Mark Garan

Counts of nurse practitioners 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

Mark Thomas Garan treated 342 Medicare patients in 2024, average age 74

CMS counts 342 Medicare patients who saw Mark Garan in 2024. The largest group is 65 to 74, with 166 patients. 75% of them have atrial fibrillation, and 75% have high blood pressure. 5% are also on Medicaid. Their average risk score is 1.75, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Mark Garan's median patient age at 74, with 40% women.

Medicare patients, 2024342
Average age74
Average risk score1.75
Also on Medicaid5%

Mark Garan's Medicare patients by age, 2024

Mark Garan's Medicare patients by sex, 2024

  • Women11935%
  • Men22365%

Chronic conditions among Mark Garan's Medicare patients, 2024

  1. Atrial fibrillation75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Ischemic heart disease62%
  5. Arthritis51%
  6. Heart failure49%
  7. Diabetes42%
  8. Chronic kidney disease36%

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

Mark Garan'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

  • Women40%
  • Men56%

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

Mark Thomas Garan wrote 161 Medicare Part D claims in 2024

In 2024, Mark Garan wrote 161 Medicare Part D claims for 55 patients. 83% of them were for generic drugs.

Part D claims, 2024161
Part D patients55

Mark Garan's Part D claims by kind of drug, 2024

  • Generic133 claims83%
  • Brand-name28 claims17%

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

How Mark Thomas Garan takes part in Medicare

Mark Garan 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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Mark Thomas Garan received $26 in industry payments in 2025

CMS Open Payments shows 2 general payments to Mark Garan from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. AtriCure, Inc. paid the most, $23.

Companies that paid Mark Garan the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Mark Garan

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

Sources for Mark Thomas Garan'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 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 (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
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 Mark Thomas Garan

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

What is Mark Thomas Garan's NPI number?

Mark Thomas Garan's NPI number is 1154057032. It was assigned on July 25, 2022, and it is active in the NPI Registry.

What does Mark Thomas Garan specialize in?

Mark Thomas Garan is a nurse practitioner in Weirton, West Virginia. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).

Where does Mark Thomas Garan practice?

Mark Garan practices at 243 3 Springs Dr, Weirton, WV 26062. Mark Garan's primary practice is Regional Cardiac Arrhythmia Inc in Weirton, West Virginia. Dmand AI also links Mark Garan to 3 hospitals and 1 group practice or clinic.

What is Mark Thomas Garan's office phone number?

The practice phone on file for Mark Garan is (740) 792-4220.

What is Mark Thomas Garan's medical license number?

Mark Garan holds West Virginia license 112744.

Which hospitals is Mark Thomas Garan affiliated with?

Mark Garan is affiliated with Weirton Medical Center. Dmand AI links Mark Garan to 3 more hospitals.

What medical group is Mark Thomas Garan part of?

Mark Garan is linked to Regional Cardiac Arrhythmia.

Does Mark Thomas Garan accept Medicare?

Yes. CMS lists Mark Garan as accepting Medicare assignment.

How many Medicare patients does Mark Thomas Garan see?

CMS counts 342 Medicare patients who saw Mark Garan in 2024, with an average age of 74.

Has Mark Thomas Garan received payments from drug or device companies?

CMS Open Payments shows $26 in general payments to Mark Garan from 2 companies from 2025 to 2025. The largest total came from AtriCure, Inc.

How long has Mark Thomas Garan been practicing?

Mark Garan graduated from medical school in 2021, 5 years ago.

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