Dr. Mark Illfelder, DO
Dr. Mark Illfelder, DO is an internist in York, PA and has over 50 years of experience in the medical field. He graduated from PHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE in 1973. He is affiliated with medical facilities UPMC Memorial and WellSpan York Hospital.
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167 N Strathcona Dr York, PA 17403Compare Dr. Mark Illfelder, DO with other Internists near you
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Dr. Illfelder's Reviews
Likelihood to recommend Dr. Illfelder
3.5
| 5 Star | 63% | 63% |
| 4 Star | 0% | 0% |
| 3 Star | 0% | 0% |
| 2 Star | 0% | 0% |
| 1 Star | 38% | 38% |
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How was your experience with Dr. Illfelder?Overall Patient Satisfaction
Likelihood of recommending Dr. Illfelder to family and friends is 3.5 out of 5
About Me
biography
Dr. Mark Illfelder, DO is an internist in York, PA and has over 50 years of experience in the medical field. He graduated from PHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE in 1973. He is affiliated with medical facilities UPMC Memorial and WellSpan York Hospital.Internal Medicine
Gastroenterology
*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Philadelphia College Of Osteopathic Medicine
Medical School, 1973
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Affiliated Hospitals
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How patients felt about the care they received at this hospital.
87%Patients said they were given information about recovering at home3% higher than the national average
73%Patients said that nurses always listened to them and explained things well2% lower than the national average
- Recipient of 16
hospital awardsAmerica's 100 Best Hospitals Award™ (2025, 2024)
Top 5% in the nation for consistently delivering clinical quality
View all awardsAmerica's 250 Best Hospitals Award™ (2025, 2024, 2023)
Top 5% in the nation for consistently delivering clinical quality
View all patient feedbackHow patients felt about the care they received at this hospital.
88%Patients said they were given information about recovering at home4% higher than the national average
78%Patients said that nurses always listened to them and explained things well3% higher than the national average
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