Summary

Dr. Mark Wilkinson specializes in gastroenterology and internal medicine, bringing over two decades of clinical expertise to his practice. He earned his medical degree from Renaissance School of Medicine at Stony Brook University and completed his residency at SUNY Stony Brook University Hospital & Medical Center. With 23 years of experience treating digestive and internal medicine conditions, Dr. Wilkinson provides comprehensive care for patients with complex gastrointestinal needs. He is fluent in both English and Spanish.

Dr. Wilkinson practices at Beebe Healthcare in Lewes, Delaware, where he focuses on diagnosing and treating conditions such as iron deficiency anemia and upper gastrointestinal bleeding. He performs essential procedures including colonoscopy, upper gastrointestinal endoscopy, and laparoscopic surgery. His expertise extends to managing anemia related to heavy bleeding, providing patients with thorough evaluation and treatment options. Patients rate Dr. Wilkinson 4.6 out of 5 stars for his care.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.6
  • 23 years of experience
  • 28 insurance plans accepted
  • speaks English, Spanish
  • Suny Stony Brook University Hospital & Medical Center
  • 3 written reviews
  • 2 specialties
  • 9 areas of expertise
  • 1 hospital affiliation
  • 4 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. Mark Nathaniel Wilkinson has 4 locations

Beebe Medical Group Gastroenterology

33663 Bayview Medical Dr Unit 2Lewes, DE 19958
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 12:00 pm
SatClosed
SunClosed

Beebe Healthcare Endoscopy Center

33663 Bayview Medical DrLewes, DE 19958
Mon7:00 am - 5:00 pm
Tue7:00 am - 5:00 pm
Wed7:00 am - 5:00 pm
Thu7:00 am - 5:00 pm
FriClosed
SatClosed
SunClosed

Beebe Gastroenterology Lewes

33663 Bayview Medical Drive, Unit 2Lewes, DE 19958

Beebe Healthcare

424 Savannah RdLewes, DE 19958

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Dr. Mark Nathaniel Wilkinson, MDTheresa Obonyano, APRNDr. Pinky Bora Saikia, MDDr. Roger Howard Coletti, MD
GastroenterologyGastroenterologyInternal MedicineCardiovascular Disease
Accepts New Patients Accepts New Patients
4.6 
4.1 
23 Years of Experience 26 Years of Experience 49 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English
Lewes , DESacramento , CAHarrington , DELewes , DE
Med School: Renaissance School Of Medicine At Stony Brook University Med School: The University of Texas Health Science Center at Houston Med School: Gauhati Medical College Med School: University At Buffalo State University Of New York School Of Medicine & Biomedical Sciences
Current Profile
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Insurance Plans Accepted by Dr. Mark Nathaniel Wilkinson

  • Accepts Medicare
  • Accepts Medicaid
  • AARP
  • Aetna
  • AmeriHealth
  • AmeriHealth - Medicaid (Managed)
  • Blue Cross Blue Shield
  • CareFirst BlueCross BlueShield
  • CareSource
  • Cigna
  • EmblemHealth
  • Health Plan of Nevada
  • HealthPartners - HMO
  • Highmark Blue Cross Blue Shield - Medicaid (Managed)
  • Highmark Blue Cross Blue Shield of Delaware
  • Highmark Blue Cross Blue Shield of Delaware - PPO
  • Humana
  • Kaiser Permanente
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid (Managed)
  • Medicare - Medicare
  • Optum Health
  • Oscar Health Insurance
  • Priority Partners - HMO
  • Sierra Health and Life
  • Transamerica
  • Tricare
  • UnitedHealthcare

Medical Specialties

Dr. Mark Nathaniel Wilkinson has the following 2 specialties

Specialty Expertise

Dr. Mark Nathaniel Wilkinson has the following 9 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

23 Years Experience

Dr. Mark Nathaniel Wilkinson holds an active medical license in the state of Delaware.

Medical License

Medical Doctor with an active medical license in the state of Delaware that expires in 2027.

Education & Training

Residency

Completed their residency at Suny Stony Brook University Hospital & Medical Center.

Medical School

Graduated from Renaissance School Of Medicine At Stony Brook University in 2003.

NPI Number

Dr. Wilkinson's NPI number is 1326235623.

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Frequently Asked Questions

Does Dr. Mark Wilkinson accept virtual/telehealth appointments?
Dr. Mark Wilkinson has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. Mark Wilkinson?
You can find contact information for Dr. Mark Wilkinson here on Vitals.
What languages does Dr. Mark Wilkinson speak?
Dr. Mark Wilkinson speaks English and Spanish.
Where is Dr. Mark Wilkinson's office located?
Dr. Mark Wilkinson's office is located at 33663 Bayview Medical Dr Unit 2, Lewes, DE, 19958.
Which hospitals is Dr. Mark Wilkinson affiliated with?
Dr. Mark Wilkinson is affiliated with Beebe Healthcare.

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