Dr. John Eric Demko, MD
- Medicare services, 2024
- 250
- Medicare patients, 2024
- 79
- Publications
- 9
- MIPS score, 2024
- 100
- Hospital affiliations
- 2
- Practice address
- 3400 Spruce St, Philadelphia, PA 19104
- Practice phone
- Call (215) 662-6289
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Demko's professional email, personal email and mobile number
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Dr. John Eric Demko is a nephrologist in Philadelphia, Pennsylvania
Dr. Demko practices at Hospital of the University of Pennsylvania in Philadelphia, Pennsylvania, part of University of Pennsylvania.
Dr. Demko's NPI, 1710419338, was assigned on April 2, 2017. Dr. Demko graduated from University of Pittsburgh School of Medicine in 2017. Dr. Demko's California license number on file is A161777.
- NPI
- 1710419338NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6800298464
- NPI enumeration date
- April 2, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (215) 662-6289
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Eric Demko practices at Hospital of the University of Pennsylvania in Philadelphia, Pennsylvania
Dr. Demko's primary practice is Hospital of the University of Pennsylvania, at 3400 Spruce St, Philadelphia, PA 19104 in Philadelphia County. The practice phone is (215) 662-6289.
- Hospital of the University of Pennsylvania3400 Spruce St, Philadelphia, PA 19104 · Philadelphia CountyPhone(215) 662-6289
Source: Dmand AI Affiliation Data
Dr. John Eric Demko is affiliated with 3 sites of care and 1 medical group
Dr. Demko's primary practice is Hospital of the University of Pennsylvania in Philadelphia, Pennsylvania, part of University of Pennsylvania. Dr. Demko is also affiliated with Chester County Hospital. The medical group on file is Penn Medicine Lancaster General Health. Dmand AI also links Dr. Demko to 1 more dialysis center, 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 Eric Demko's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Demko practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hospital of the University of Pennsylvania | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John Eric Demko is one of 552 nephrologists in Pennsylvania
Nephrology is Dr. Demko's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Demko is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Demko's licenses on file in 2 states: California and Pennsylvania.
Specialties and state licenses
- Nephrology, CaliforniaPrimary
- Pennsylvania license
Nephrologists near Dr. Demko
Counts of nephrologists 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 Eric Demko billed Medicare for 250 services in 2024
CMS data shows 250 Medicare services from Dr. Demko across 5 procedure codes in 2024, for 79 Medicare patients. Medicare paid $22,211 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Demko's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1302024: 20255%
- Tests and treatments
- 2023: 252024: 4892%
Dr. Demko compared with the Pennsylvania median for nephrologists, 2024
- Dr. Demko
- Pennsylvania median
- Medicare services
- 250vs 77268% below
- Medicare patients
- 79vs 27571% below
Medians across 548 nephrologists in Pennsylvania with Dmand AI profiles that report each measure.
Dr. Demko'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. Demko and other nephrologists in Pennsylvania.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John Eric Demko treated 79 Medicare patients in 2024, average age 71
CMS counts 79 Medicare patients who saw Dr. Demko in 2024. The largest group is 65 to 74, with 31 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 62% are also on Medicaid. Their average risk score is 7.51, 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. Demko's median patient age at 60, with 49% women.
Dr. Demko's Medicare patients by age, 2024
Dr. Demko's Medicare patients by sex, 2024
- Women4051%
- Men3949%
Chronic conditions among Dr. Demko's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Heart failure68%
- Ischemic heart disease65%
- Diabetes62%
- Atrial fibrillation48%
- Arthritis44%
Share of Medicare patients with each condition. A patient can have several.
Dr. Demko's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women49%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John Eric Demko 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. Demko for performance year 2024, reported as part of a group. Dr. Demko accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Demko as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Demko's MIPS scores, performance year 2024
- 100of 100Final score
- 95of 100Quality
- 40of 100Improvement Activities
- 81of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. John Eric Demko has 9 publications on record
Dmand AI links 9 papers to Dr. Demko, published from 2017 to 2025. 2024 was the busiest year, with 2. The most frequent topics are Mechanistic Target of Rapamycin Complex 2, Potassium and TOR Serine-Threonine Kinases. Dr. Demko has published most often in J Am Soc Nephrol. Dr. Demko's most frequent co-authors are Xuezhi Jiang, MD, Peter F. Schnatz, DO and Chevon M. Alderson, MD.
Dr. Demko's papers by year, 2017 to 2025
Topics Dr. Demko writes about most
- Mechanistic Target of Rapamycin Complex 2
- Potassium
- TOR Serine-Threonine Kinases
Dr. Demko's most frequent co-authors
- Xuezhi Jiang, MD3 shared papers
- Peter F. Schnatz, DO3 shared papers
- Chevon M. Alderson, MD1 shared paper
Recent publications by Dr. Demko
J Gen Intern Med
Curr Opin Nephrol Hypertens
See who Dr. Demko researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Demko works with, so you can find a warm path to the right nephrologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. John Eric Demko graduated from University of Pittsburgh School of Medicine
Dr. Demko graduated from University of Pittsburgh School of Medicine in 2017.
- Medical school
- Board certified in internal medicine
- Board certified in nephrology
Source: Dmand AI Professional Profile Data
Dr. John Eric Demko accepts plans from 7 insurance carriers
Dr. Demko is in network with 7 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
- Molina
Plan types Dr. Demko accepts, by number of carriers
- Medicare7
- PPO5
- HMO2
- POS2
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. John Eric Demko'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) |
| 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. John Eric Demko
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 Eric Demko's NPI number?
Dr. John Eric Demko's NPI number is 1710419338. It was assigned on April 2, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. John Eric Demko?
Dr. John Eric Demko is a nephrologist in Philadelphia, Pennsylvania. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. John Eric Demko practice?
Dr. Demko practices at 3400 Spruce St, Philadelphia, PA 19104. Dr. Demko's primary practice is Hospital of the University of Pennsylvania in Philadelphia, Pennsylvania, part of University of Pennsylvania. Dmand AI also links Dr. Demko to 1 dialysis center.
What is Dr. John Eric Demko's office phone number?
The practice phone on file for Dr. Demko is (215) 662-6289.
What is Dr. John Eric Demko's medical license number?
Dr. Demko's California license number on file is A161777, one of the licenses on file in 2 states.
Which states has Dr. John Eric Demko been licensed in?
Dmand AI has state licenses on file for Dr. Demko in California (2019 to 2025) and Pennsylvania (2024 to 2026).
Which hospitals is Dr. John Eric Demko affiliated with?
Dr. Demko practices at Hospital of the University of Pennsylvania in Philadelphia, Pennsylvania. Dr. Demko is also affiliated with Chester County Hospital.
What medical group is Dr. John Eric Demko part of?
Dr. Demko is linked to Penn Medicine Lancaster General Health.
Does Dr. John Eric Demko accept Medicare?
Yes. CMS data shows Dr. Demko billed Medicare for 250 services in 2024, and Dr. Demko accepts Medicare assignment.
Does Dr. John Eric Demko offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Demko as offering telehealth services.
Show 9 more questionsShow fewer questions
What is Dr. John Eric Demko's MIPS score?
Dr. Demko's 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 Eric Demko see?
CMS counts 79 Medicare patients who saw Dr. Demko in 2024, with an average age of 71.
Is Dr. John Eric Demko board certified?
Yes. Dr. Demko is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. John Eric Demko bill to Medicare?
In 2024, Dr. Demko's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and dialysis (90935).
Where did Dr. John Eric Demko go to medical school?
Dr. Demko graduated from University of Pittsburgh School of Medicine in 2017.
How long has Dr. John Eric Demko been practicing?
Dr. Demko graduated from medical school in 2017, 9 years ago.
Does Dr. John Eric Demko do research?
Dmand AI links 9 publications to Dr. Demko, published from 2017 to 2025.
Who does Dr. John Eric Demko publish with?
Dr. Demko's most frequent co-authors are Xuezhi Jiang, MD (3 shared papers), Peter F. Schnatz, DO (3 shared papers) and Chevon M. Alderson, MD (1 shared paper).
What insurance does Dr. John Eric Demko accept?
Dr. Demko is in network with 7 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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