Summary

Dr. William Duffy specializes in internal medicine, focusing on comprehensive care for adult patients. He earned his medical degree from Georgetown University School of Medicine and completed his residency training at Thomas Jefferson University Hospital. With 33 years of experience in practice, Dr. Duffy brings extensive knowledge to patient care. He speaks English fluently.

Dr. Duffy practices at multiple locations throughout Pennsylvania, including Berwyn, Philadelphia, and West Chester. His clinical expertise includes managing high blood pressure and handling urgent blood pressure situations that require immediate attention. He provides preventive care services such as flu vaccinations and COVID-19 booster shots. Patients have given him an average rating of 4.7 out of 5 on Vitals, reflecting their satisfaction with his care.

Overview based on verified provider data

Quick Facts

  • 4.7
  • 33 years of experience
  • 40 insurance plans accepted
  • speaks English
  • Thomas Jefferson University Hospital
  • 4 written reviews
  • 1 specialty
  • 7 areas of expertise
  • 1 board certification
  • 7 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. William Neal Duffy has 7 locations

Penn Medicine Valley Forge

1001 Chesterbrook Blvd Fl 2Berwyn, PA 19312
Mon8:30 am - 7:00 pm
Tue8:30 am - 7:00 pm
Wed8:30 am - 7:00 pm
Thu8:30 am - 7:00 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

Penn Medicine Valley Forge

1001 Chesterbrook Boulevard Penn Medicine Valley FrgBerwyn, PA 19312
Mon8:30 am - 7:00 pm
Tue8:30 am - 7:00 pm
Wed8:30 am - 7:00 pm
Thu8:30 am - 7:00 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

Penn Personalized Care - William Duffy, MD

1001 Chesterbrook Boulevard Penn Medicine Valley ForgeBerwyn, PA 19312

Pennsylvania Hospital

800 Spruce StPhiladelphia, PA 19107

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Dr. William Neal Duffy, MDDr. Cheryl A. Jackson, MDDr. Leo Zacharias, MDDr. Namir B. Kosa, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
4.7 
4.7 
4.4 
33 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English, Spanish Speaks English Speaks Chinese, Arabic
Berwyn , PADarby , PADarby , PASecane , PA
Med School: Georgetown University School Of Medicine Med School: Howard University College of Medicine Med School: St. Georges University School of Medicine Med School: University of Baghdad
Current Profile
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Insurance Plans Accepted by Dr. William Neal Duffy

  • AARP
  • Aetna
  • Aetna - Medicare
  • Aetna - Medicare (Advantage HMO)
  • Aetna - PPO
  • AmeriHealth
  • AmeriHealth - HMO
  • Blue Cross Blue Shield
  • Capital Blue Cross
  • CareSource
  • Cigna
  • Davis Vision
  • Geisinger Health Plan
  • Golden Rule
  • Health Partners Plans (Pennsylvania)
  • Highmark Blue Shield
  • Horizon Blue Cross Blue Shield of New Jersey
  • Humana
  • IHC Health Solutions
  • Independence Blue Cross
  • Keystone First
  • Keystone First - Medicaid (Managed)
  • Medicaid
  • Medicaid - Medicaid
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicaid (Managed)
  • Medicare - Medicare
  • Meritain Health
  • Mutual of Omaha
  • Three Rivers Providers Network (TRPN)
  • Transamerica
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - Medicare (Advantage HMO)
  • UnitedHealthcare Oxford
  • UnitedHealthOne
  • UPMC Health Plan
  • VSP

Medical Specialties

Dr. William Neal Duffy has the following specialty

Specialty Expertise

Dr. William Neal Duffy has the following 7 areas of expertise

  • Check-up
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

33 Years Experience

Dr. William Neal Duffy holds an active medical license in the state of Pennsylvania.

Medical License

Medical Doctor with an active medical license in the state of Pennsylvania that expires in 2026.

Education & Training

Residency

Completed their residency at Thomas Jefferson University Hospital.

Medical School

Graduated from Georgetown University School Of Medicine in 1993.

NPI Number

Dr. Duffy's NPI number is 1538108055.

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Frequently Asked Questions

How can I make an appointment with Dr. William Duffy?
You can find contact information for Dr. William Duffy here on Vitals.
Where is Dr. William Duffy's office located?
Dr. William Duffy's office is located at 1001 Chesterbrook Blvd Fl 2, Berwyn, PA, 19312.
Does Dr. William Duffy accept virtual/telehealth appointments?
Dr. William Duffy has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. William Duffy accept my insurance?
You can see the insurance plans that Dr. William Duffy accepts on their Vitals profile.
Is Dr. William Duffy accepting new patients?
Dr. William Duffy has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.

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