Dr. John Nickolas Pappas, MD
- Medicare services, 2024
- 14,960
- Medicare patients, 2024
- 6,956
- Part D claims, 2024
- 21
- MIPS score, 2024
- 100
- Hospital affiliations
- 5
- Practice address
- 12500 Willowbrook Road, Cumberland, MD 21502
- Practice phone
- Call (240) 964-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Pappas' professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. John Nickolas Pappas is an interventional radiologist in Cumberland, Maryland
Dr. Pappas practices at UPMC Western Maryland in Cumberland, Maryland, part of University of Pittsburgh Medical Center.
Dr. Pappas' NPI, 1952340598, was assigned on June 6, 2006. Dr. Pappas holds Maryland license D61124.
- NPI
- 1952340598NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446246292
- NPI enumeration date
- June 6, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (240) 964-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Nickolas Pappas practices at UPMC Western Maryland in Cumberland, Maryland
Dr. Pappas' primary practice is UPMC Western Maryland, at 12500 Willowbrook Road, Cumberland, MD 21502 in Allegany County. The practice phone is (240) 964-7000.
- UPMC Western Maryland12500 Willowbrook Road, Cumberland, MD 21502 · Allegany CountyPhone(240) 964-7000
Source: Dmand AI Affiliation Data
Dr. John Nickolas Pappas is affiliated with 6 sites of care and 4 medical groups
Dr. Pappas' primary practice is UPMC Western Maryland in Cumberland, Maryland, part of University of Pittsburgh Medical Center. Dr. Pappas is also affiliated with J.W. Ruby Memorial Hospital. The medical group on file is Allegany Imaging. Dmand AI also links Dr. Pappas to 3 more hospitals, 3 medical groups and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John Nickolas Pappas' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Pappas practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UPMC Western Maryland | Available with a free account |
| +5 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Nickolas Pappas is one of 75 interventional radiologists in Maryland
Vascular and interventional radiology is Dr. Pappas' primary specialty in the NPI Registry, under taxonomy code 2085R0204X. Dr. Pappas is licensed in Maryland.
Specialties and state licenses
- Vascular and interventional radiology, MarylandPrimary
Interventional radiologists near Dr. Pappas
Counts of interventional 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. John Nickolas Pappas billed Medicare for 14,960 services in 2024
CMS data shows 14,960 Medicare services from Dr. Pappas across 119 procedure codes in 2024, for 6,956 Medicare patients. Medicare paid $485,202 for them.
Dr. Pappas' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 11,5402024: 13,57518%
- Tests and treatments
- 2023: 8222024: 72512%
- Surgery
- 2023: 8542024: 57333%
- Office and hospital visits
- 2023: 672024: 8730%
Where Dr. Pappas' Medicare services took place, 2024
- In an office1,69811%
- In a facility13,26289%
Dr. Pappas compared with the Maryland median for interventional radiologists, 2024
- Dr. Pappas
- Maryland median
- Medicare services
- 14,960vs 1,25911.9 times
- Medicare patients
- 6,956vs 43715.9 times
- Part D claims
- 15vs 2744% below
Medians across 73 interventional radiologists in Maryland with Dmand AI profiles that report each measure.
Dr. Pappas' 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.
Need commercial claims for Dr. Pappas?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Pappas and other interventional radiologists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Nickolas Pappas treated 6,956 Medicare patients in 2024, average age 74
CMS counts 6,956 Medicare patients who saw Dr. Pappas in 2024. The largest group is 65 to 74, with 2,715 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 21% are also on Medicaid. Their average risk score is 1.58, 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. Pappas' median patient age at 58, with 57% women.
Dr. Pappas' Medicare patients by age, 2024
Dr. Pappas' Medicare patients by sex, 2024
- Women3,91556%
- Men3,04144%
Chronic conditions among Dr. Pappas' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis64%
- Diabetes39%
- Anxiety38%
- Ischemic heart disease36%
- Chronic kidney disease34%
- Mood disorders33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Pappas' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John Nickolas Pappas wrote 21 Medicare Part D claims in 2024
In 2024, Dr. Pappas wrote 21 Medicare Part D claims for 16 patients. 100% of them were for generic drugs. CMS names the drug for 15 of them, across 1 drug with 11 or more claims each, at $178 in total drug cost. In 2023, CMS named 33 claims across 2 drugs.
Dr. Pappas' 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: 332024: 1555%
Drugs named by CMS: 1 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
Dr. John Nickolas Pappas scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Pappas for performance year 2024, reported as part of a group. Dr. Pappas accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 49 procedures of leg revascularization (restoring blood flow) by Dr. Pappas, more than 95% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Pappas' MIPS scores, performance year 2024
- 100of 100Final score
- 99.3of 100Quality
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Pappas ranks in Medicare procedure volume
- Varicose vein removal
- 82nd percentile86 procedures
- Leg revascularization (restoring blood flow)
- 95th percentile49 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. John Nickolas Pappas received $5,343 in industry payments from 2016 to 2025
CMS Open Payments shows 90 general payments to Dr. Pappas from 23 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 59% of the total. Endologix, Inc. paid the most, $2,021.
General payments to Dr. Pappas by program year, 2016 to 2025
General payments to Dr. Pappas by kind, 2016 to 2025
- Food and beverage$3,17059%
- Consulting fees$1,50028%
- Travel and lodging$67313%
Companies that paid Dr. Pappas the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. John Nickolas Pappas'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. John Nickolas Pappas
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. John Nickolas Pappas' NPI number?
Dr. John Nickolas Pappas' NPI number is 1952340598. It was assigned on June 6, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John Nickolas Pappas?
Dr. John Nickolas Pappas is an interventional radiologist in Cumberland, Maryland. The primary specialty in the NPI Registry is Vascular & Interventional Radiology Physician (taxonomy code 2085R0204X).
Where does Dr. John Nickolas Pappas practice?
Dr. Pappas practices at 12500 Willowbrook Road, Cumberland, MD 21502. Dr. Pappas' primary practice is UPMC Western Maryland in Cumberland, Maryland, part of University of Pittsburgh Medical Center. Dmand AI also links Dr. Pappas to 3 hospitals, 3 medical groups and 1 group practice or clinic.
What is Dr. John Nickolas Pappas' office phone number?
The practice phone on file for Dr. Pappas is (240) 964-7000.
What is Dr. John Nickolas Pappas' medical license number?
Dr. Pappas holds Maryland license D61124.
Which hospitals is Dr. John Nickolas Pappas affiliated with?
Dr. Pappas practices at UPMC Western Maryland in Cumberland, Maryland. Dr. Pappas is also affiliated with J.W. Ruby Memorial Hospital. Dmand AI links Dr. Pappas to 3 more hospitals.
What medical group is Dr. John Nickolas Pappas part of?
Dr. Pappas is linked to Allegany Imaging. Dmand AI links Dr. Pappas to 3 more medical groups.
Does Dr. John Nickolas Pappas accept Medicare?
Yes. CMS data shows Dr. Pappas billed Medicare for 14,960 services in 2024, and Dr. Pappas accepts Medicare assignment.
What is Dr. John Nickolas Pappas' MIPS score?
Dr. Pappas' MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.
How many Medicare patients does Dr. John Nickolas Pappas see?
CMS counts 6,956 Medicare patients who saw Dr. Pappas in 2024, with an average age of 74.
Show 4 more questionsShow fewer questions
What services does Dr. John Nickolas Pappas bill to Medicare?
In 2024, Dr. Pappas' most billed Medicare services were diagnostic imaging (71045), diagnostic imaging (71046) and diagnostic imaging (70450).
What drugs does Dr. John Nickolas Pappas prescribe most?
In 2024 Medicare Part D data, Dr. Pappas' most prescribed drugs by claims were Clopidogrel.
Has Dr. John Nickolas Pappas received payments from drug or device companies?
CMS Open Payments shows $5,343 in general payments to Dr. Pappas from 23 companies from 2016 to 2025. The largest total came from Endologix, Inc.
How long has Dr. John Nickolas Pappas been practicing?
Dr. Pappas graduated from medical school in 1996, 30 years ago.
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