Dr. Eric M. Gnall, DO
- Medicare services, 2024
- 1,021
- Medicare patients, 2024
- 523
- Part D claims, 2024
- 1,027
- Publications
- 45
- Clinical trials
- 4
- Practice address
- 100 E Lancaster Ave, Wayne, PA 19087
- Practice phone
- Call (610) 645-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Lankenau Medical Center
Wayne, Pennsylvania
Find Dr. Gnall's professional email, personal email and mobile number
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Dr. Eric M. Gnall is an interventional cardiologist in Wayne, Pennsylvania
Dr. Gnall practices at Lankenau Medical Center in Wayne, Pennsylvania.
Dr. Gnall's NPI, 1245499540, was assigned on June 3, 2008. Dr. Gnall graduated from College of Osteopathic Physicians and Surgeons of Los Angeles in 2000. Dr. Gnall holds Pennsylvania license OS012094.
- NPI
- 1245499540NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830260843
- NPI enumeration date
- June 3, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (610) 645-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Eric M. Gnall practices at Lankenau Medical Center in Wayne, Pennsylvania
Dr. Gnall's primary practice is Lankenau Medical Center, at 100 E Lancaster Ave, Wayne, PA 19087 in Delaware County. The practice phone is (610) 645-2000.
- Lankenau Medical Center100 E Lancaster Ave, Wayne, PA 19087 · Delaware CountyPhone(610) 645-2000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Eric M. Gnall is affiliated with 6 sites of care and 1 medical group
Dr. Gnall's primary practice is Lankenau Medical Center in Wayne, Pennsylvania. Dr. Gnall is also affiliated with Lankenau Medical Center. The medical group on file is Main Line Health. Dmand AI also links Dr. Gnall to 4 more hospitals, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Eric M. Gnall's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gnall practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lankenau Medical Center | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Eric M. Gnall is one of 254 interventional cardiologists in Pennsylvania
Interventional cardiology is Dr. Gnall's primary specialty in the NPI Registry, under taxonomy code 207RI0011X. Dr. Gnall is licensed in Pennsylvania.
Specialties and state licenses
- Interventional cardiology, PennsylvaniaPrimary
Interventional cardiologists near Dr. Gnall
Counts of interventional cardiologists 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. Eric M. Gnall billed Medicare for 1,021 services in 2024
CMS data shows 1,021 Medicare services from Dr. Gnall across 18 procedure codes in 2024, for 523 Medicare patients. Medicare paid $170,397 for them.
Dr. Gnall's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 8542024: 66222%
- Tests and treatments
- 2023: 3482024: 25427%
- Surgery
- 2023: 1002024: 1055%
Where Dr. Gnall's Medicare services took place, 2024
- In an office37337%
- In a facility64863%
Dr. Gnall compared with the Pennsylvania median for interventional cardiologists, 2024
- Dr. Gnall
- Pennsylvania median
- Medicare services
- 1,021vs 1,0947% below
- Medicare patients
- 523vs 535Close to median
- Part D claims
- 886vs 1,56843% below
Medians across 253 interventional cardiologists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Gnall'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gnall and other interventional cardiologists in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Eric M. Gnall treated 523 Medicare patients in 2024, average age 77
CMS counts 523 Medicare patients who saw Dr. Gnall in 2024. The largest group is 75 to 84, with 219 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 8% are also on Medicaid. Their average risk score is 1.73, 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. Gnall's median patient age at 70, with 40% women.
Dr. Gnall's Medicare patients by age, 2024
Dr. Gnall's Medicare patients by sex, 2024
- Women23445%
- Men28955%
Chronic conditions among Dr. Gnall's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease75%
- Heart failure62%
- Arthritis54%
- Chronic kidney disease46%
- Atrial fibrillation41%
- Diabetes39%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gnall's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women40%
- Men59%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Eric M. Gnall wrote 1,027 Medicare Part D claims in 2024
In 2024, Dr. Gnall wrote 1,027 Medicare Part D claims for 140 patients. 89% of them were for generic drugs. CMS names the drug for 886 of them, across 20 drugs with 11 or more claims each, at $84,237 in total drug cost. In 2023, CMS named 778 claims across 19 drugs.
Dr. Gnall's Part D claims by kind of drug, 2024
- Generic917 claims89%
- Brand-name110 claims11%
Dr. Gnall'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 7782024: 88614%
Drugs named by CMS: 20 in 2024, 19 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
Dr. Eric M. Gnall ranks in the 50th percentile for coronary angioplasty and stenting in Medicare
Dr. Gnall accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 20 procedures of coronary angioplasty and stenting by Dr. Gnall, more than 50% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Gnall ranks in Medicare procedure volume
- Coronary angioplasty and stenting
- 50th percentile20 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); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Eric M. Gnall has 45 publications on record
Dmand AI links 45 papers to Dr. Gnall, published from 2012 to 2025. 2024 was the busiest year, with 11. The most frequent topics are Aortic Valve Stenosis, Transcatheter Aortic Valve Replacement and Aortic Valve. Dr. Gnall has published most often in Am J Cardiol. Dr. Gnall's most frequent co-authors are Basel Ramlawi, MD, Scott M. Goldman, MD and Paul M. Coady, MD.
Dr. Gnall's papers by year, 2012 to 2025
Topics Dr. Gnall writes about most
- Aortic Valve Stenosis
- Transcatheter Aortic Valve Replacement
- Aortic Valve
- Heart Valve Prosthesis
- Prosthesis Design
- Coronary Artery Disease
- Echocardiography
- Mitral Valve
Dr. Gnall's most frequent co-authors
- Basel Ramlawi, MD21 shared papers
- Scott M. Goldman, MD17 shared papers
- Paul M. Coady, MD16 shared papers
Recent publications by Dr. Gnall
Medicina (Kaunas)
Circ Cardiovasc Interv
See who Dr. Gnall researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gnall works with, so you can find a warm path to the right interventional cardiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Eric M. Gnall has worked on 4 clinical trials
Dmand AI links Dr. Gnall to 4 clinical trials. 2 are still active or recruiting. Conditions studied include Tricuspid Valve Insufficiency, Coronary Artery Disease and Ventricular Outflow Obstruction. Edwards Lifesciences sponsors the most, 2.
Conditions in Dr. Gnall's trials
- Tricuspid Valve Insufficiency
- Coronary Artery Disease
- Ventricular Outflow Obstruction
- Aortic Valve Stenosis
- Coronary Disease
Investigators on the most trials with Dr. Gnall
- Mudassar Ahmed, MBBS2 shared trials
- Somjot S. Brar, MD2 shared trials
- George S. Chrysant, MD2 shared trials
Recent clinical trials with Dr. Gnall
Edwards PASCAL Transcatheter Valve Repair System Pivotal Clinical Trial (opens in a new tab)
ACURATE IDE: Safety and Effectiveness Study of ACURATE Valve for Transcatheter Aortic Valve Replacement (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Eric M. Gnall received $265,276 in industry payments from 2016 to 2025
CMS Open Payments shows 1,630 general payments to Dr. Gnall from 55 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 54% of the total. Medtronic Vascular, Inc. paid the most, $105,437.
General payments to Dr. Gnall by program year, 2016 to 2025
General payments to Dr. Gnall by kind, 2016 to 2025
- Speaker and faculty fees$143,35954%
- Food and beverage$53,53620%
- Consulting fees$28,37511%
- Travel and lodging$28,27611%
- Other$11,6324%
Companies that paid Dr. Gnall the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Eric M. Gnall graduated from College of Osteopathic Physicians and Surgeons of Los Angeles
Dr. Gnall graduated from College of Osteopathic Physicians and Surgeons of Los Angeles in 2000.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Eric M. Gnall'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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)Doctors and Clinicians Utilization Data (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 |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| 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. Eric M. Gnall
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. Eric M. Gnall's NPI number?
Dr. Eric M. Gnall's NPI number is 1245499540. It was assigned on June 3, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Eric M. Gnall?
Dr. Eric M. Gnall is an interventional cardiologist in Wayne, Pennsylvania. The primary specialty in the NPI Registry is Interventional Cardiology Physician (taxonomy code 207RI0011X).
Where does Dr. Eric M. Gnall practice?
Dr. Gnall practices at 100 E Lancaster Ave, Wayne, PA 19087. Dr. Gnall's primary practice is Lankenau Medical Center in Wayne, Pennsylvania. Dmand AI also links Dr. Gnall to 4 hospitals.
What is Dr. Eric M. Gnall's office phone number?
The practice phone on file for Dr. Gnall is (610) 645-2000.
What is Dr. Eric M. Gnall's medical license number?
Dr. Gnall holds Pennsylvania license OS012094.
Which hospitals is Dr. Eric M. Gnall affiliated with?
Dr. Gnall is affiliated with Lankenau Medical Center. Dmand AI links Dr. Gnall to 4 more hospitals.
What medical group is Dr. Eric M. Gnall part of?
Dr. Gnall is linked to Main Line Health.
Does Dr. Eric M. Gnall accept Medicare?
Yes. CMS data shows Dr. Gnall billed Medicare for 1,021 services in 2024, and Dr. Gnall accepts Medicare assignment.
How many Medicare patients does Dr. Eric M. Gnall see?
CMS counts 523 Medicare patients who saw Dr. Gnall in 2024, with an average age of 77.
What services does Dr. Eric M. Gnall bill to Medicare?
In 2024, Dr. Gnall's most billed Medicare services were critical care (99291), heart test or procedure (93000) and office visit, established patient (99214).
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Where did Dr. Eric M. Gnall go to medical school?
Dr. Gnall graduated from College of Osteopathic Physicians and Surgeons of Los Angeles in 2000.
What drugs does Dr. Eric M. Gnall prescribe most?
In 2024 Medicare Part D data, Dr. Gnall's most prescribed drugs by claims were Atorvastatin Calcium, Clopidogrel and Amlodipine Besylate.
Has Dr. Eric M. Gnall received payments from drug or device companies?
CMS Open Payments shows $265,276 in general payments to Dr. Gnall from 55 companies from 2016 to 2025. The largest total came from Medtronic Vascular, Inc.
How long has Dr. Eric M. Gnall been practicing?
Dr. Gnall graduated from medical school in 2000, 26 years ago.
Does Dr. Eric M. Gnall do research?
Dmand AI links 45 publications to Dr. Gnall, published from 2012 to 2025. Dr. Gnall has worked on 4 clinical trials.
Who does Dr. Eric M. Gnall publish with?
Dr. Gnall's most frequent co-authors are Basel Ramlawi, MD (21 shared papers), Scott M. Goldman, MD (17 shared papers) and Paul M. Coady, MD (16 shared papers).
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