Dr. Laszlo Irwin Madaras, MD
- Medicare services, 2024
- 454
- Medicare patients, 2024
- 236
- Part D claims, 2024
- 231
- Publications
- 2
- Hospital affiliations
- 2
- Practice address
- 112 North Seventh Street, Chambersburg, PA 17201
- Practice phone
- Call (717) 267-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Madaras' professional email, personal email and mobile number
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Dr. Laszlo Irwin Madaras is a hospitalist in Chambersburg, Pennsylvania
Dr. Madaras practices at WellSpan Chambersburg Hospital in Chambersburg, Pennsylvania, part of WellSpan Health.
Dr. Madaras' NPI, 1689674400, was assigned on July 22, 2005. Dr. Madaras graduated from Tufts University School of Medicine in 1993. Dr. Madaras holds Pennsylvania license MD058188L.
- NPI
- 1689674400NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2668421694
- NPI enumeration date
- July 22, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (717) 267-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Laszlo Irwin Madaras practices at WellSpan Chambersburg Hospital in Chambersburg, Pennsylvania
Dr. Madaras' primary practice is WellSpan Chambersburg Hospital, at 112 North Seventh Street, Chambersburg, PA 17201 in Franklin County. The practice phone is (717) 267-3000.
- WellSpan Chambersburg Hospital112 North Seventh Street, Chambersburg, PA 17201 · Franklin CountyPhone(717) 267-3000
Source: Dmand AI Affiliation Data
Dr. Laszlo Irwin Madaras is affiliated with 2 sites of care and 2 medical groups
Dr. Madaras' primary practice is WellSpan Chambersburg Hospital in Chambersburg, Pennsylvania, part of WellSpan Health. Dr. Madaras is also affiliated with WellSpan Waynesboro Hospital. The medical group on file is WellSpan Digestive Health. Dmand AI also links Dr. Madaras to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Laszlo Irwin Madaras' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Madaras practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| WellSpan Chambersburg Hospital | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Laszlo Irwin Madaras is one of 1,233 hospitalists in Pennsylvania
Hospitalist is Dr. Madaras' primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Madaras is licensed in Pennsylvania.
Specialties and state licenses
- Hospitalist, PennsylvaniaPrimary
Hospitalists near Dr. Madaras
Counts of hospitalists 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. Laszlo Irwin Madaras billed Medicare for 454 services in 2024
CMS data shows 454 Medicare services from Dr. Madaras across 6 procedure codes in 2024, for 236 Medicare patients. Medicare paid $37,132 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Madaras' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4332024: 4545%
Dr. Madaras compared with the Pennsylvania median for hospitalists, 2024
- Dr. Madaras
- Pennsylvania median
- Medicare services
- 454vs 41310% above
- Medicare patients
- 236vs 20615% above
- Part D claims
- 125vs 6884% above
Medians across 1,187 hospitalists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Madaras' 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. Laszlo Irwin Madaras treated 236 Medicare patients in 2024, average age 79
CMS counts 236 Medicare patients who saw Dr. Madaras in 2024. The largest group is 75 to 84, with 84 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 17% are also on Medicaid. Their average risk score is 2.53, 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. Madaras' median patient age at 72, with 56% women.
Dr. Madaras' Medicare patients by age, 2024
Dr. Madaras' Medicare patients by sex, 2024
- Women13457%
- Men10243%
Chronic conditions among Dr. Madaras' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease58%
- Diabetes55%
- Arthritis54%
- Ischemic heart disease53%
- Heart failure47%
- Atrial fibrillation46%
Share of Medicare patients with each condition. A patient can have several.
Dr. Madaras' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Laszlo Irwin Madaras wrote 231 Medicare Part D claims in 2024
In 2024, Dr. Madaras wrote 231 Medicare Part D claims for 70 patients. 77% of them were for generic drugs. CMS names the drug for 125 of them, across 8 drugs with 11 or more claims each, at $26,625 in total drug cost. In 2023, CMS named 31 claims across 2 drugs.
Dr. Madaras' Part D claims by kind of drug, 2024
- Generic179 claims77%
- Brand-name52 claims23%
Dr. Madaras' 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. Madaras' Part D claims, 2024
- Antibiotics14%32 of 231 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: 312024: 125303%
Drugs named by CMS: 8 in 2024, 2 in 2023.
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
How Dr. Laszlo Irwin Madaras takes part in Medicare
Dr. Madaras 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. Laszlo Irwin Madaras has 2 publications on record
Dmand AI links 2 papers to Dr. Madaras in 2025. Dr. Madaras' most frequent co-author is Abhinav Gurucharan Hoskote, MBBS.
Dr. Madaras' most frequent co-authors
Recent publications by Dr. Madaras
N Engl J Med
See who Dr. Madaras researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Madaras works with, so you can find a warm path to the right hospitalists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Laszlo Irwin Madaras received $309 in industry payments from 2016 to 2023
CMS Open Payments shows 17 general payments to Dr. Madaras from 13 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. Sunovion Pharmaceuticals Inc. paid the most, $62.
General payments to Dr. Madaras by program year, 2016 to 2023
Companies that paid Dr. Madaras the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Laszlo Irwin Madaras graduated from Tufts University School of Medicine
Dr. Madaras graduated from Tufts University School of Medicine in 1993.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Laszlo Irwin Madaras's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Laszlo Irwin Madaras
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. Laszlo Irwin Madaras' NPI number?
Dr. Laszlo Irwin Madaras' NPI number is 1689674400. It was assigned on July 22, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Laszlo Irwin Madaras?
Dr. Laszlo Irwin Madaras is a hospitalist in Chambersburg, Pennsylvania. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Laszlo Irwin Madaras practice?
Dr. Madaras practices at 112 North Seventh Street, Chambersburg, PA 17201. Dr. Madaras' primary practice is WellSpan Chambersburg Hospital in Chambersburg, Pennsylvania, part of WellSpan Health. Dmand AI also links Dr. Madaras to 1 medical group.
What is Dr. Laszlo Irwin Madaras' office phone number?
The practice phone on file for Dr. Madaras is (717) 267-3000.
What is Dr. Laszlo Irwin Madaras' medical license number?
Dr. Madaras holds Pennsylvania license MD058188L.
Which hospitals is Dr. Laszlo Irwin Madaras affiliated with?
Dr. Madaras practices at WellSpan Chambersburg Hospital in Chambersburg, Pennsylvania. Dr. Madaras is also affiliated with WellSpan Waynesboro Hospital.
What medical group is Dr. Laszlo Irwin Madaras part of?
Dr. Madaras is linked to WellSpan Digestive Health. Dmand AI links Dr. Madaras to 1 more medical group.
Does Dr. Laszlo Irwin Madaras accept Medicare?
Yes. CMS data shows Dr. Madaras billed Medicare for 454 services in 2024, and Dr. Madaras accepts Medicare assignment.
How many Medicare patients does Dr. Laszlo Irwin Madaras see?
CMS counts 236 Medicare patients who saw Dr. Madaras in 2024, with an average age of 79.
What services does Dr. Laszlo Irwin Madaras bill to Medicare?
In 2024, Dr. Madaras' most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99239).
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Where did Dr. Laszlo Irwin Madaras go to medical school?
Dr. Madaras graduated from Tufts University School of Medicine in 1993.
What drugs does Dr. Laszlo Irwin Madaras prescribe most?
In 2024 Medicare Part D data, Dr. Madaras' most prescribed drugs by claims were Metoprolol Succinate, Eliquis and Furosemide.
Has Dr. Laszlo Irwin Madaras received payments from drug or device companies?
CMS Open Payments shows $309 in general payments to Dr. Madaras from 13 companies from 2016 to 2023. The largest total came from Sunovion Pharmaceuticals Inc.
How long has Dr. Laszlo Irwin Madaras been practicing?
Dr. Madaras graduated from medical school in 1993, 33 years ago.
Does Dr. Laszlo Irwin Madaras do research?
Dmand AI links 2 publications to Dr. Madaras.
Who does Dr. Laszlo Irwin Madaras publish with?
Dr. Madaras' most frequent co-authors are Abhinav Gurucharan Hoskote, MBBS (1 shared paper).
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