Dr. Richard Lennihan MD

Dr. Richard Lennihan is a vascular surgery doctor in Newark, Delaware. He received his medical degree from Weill Cornell Medical College of Cornell University and has been in practice for 55 years.

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Office Location

See Contact Information

Specialty & Clinical Interests

General Vascular Surgery

Education & Medical Training

Boston University Medical Center
Residency, General Surgery, 1955 - 1958

Brigham and Women's Hospital
Residency, General Surgery, 1954 - 1955

University of Virginia
Residency, General Surgery, 1952 - 1954

Weill Cornell Medical College of Cornell University
Class of 1952

Certifications & Licensure

American Board of Surgery
Certified in Surgery

DE State Medical License
Active through 2013

Publications & Presentations

Renal hypertension.
TAYLOR, R. N., LENNIHAN, R., MECKELNBURG, R. L.

Ascorbic acid economy in surgical patients.
CRANDON, J. H., LENNIHAN, R., MIKAL, S., REIF, A. E.

The effect of hypothermia on the peripheral serum levels of free 17-hydroxycorticoids in the dog and man.
BERNHARD, W. F., MCMURREY, J. D., GANONG, W. F., LENNIHAN, R.

See all 17 publications

Insurances Accepted

  • Aetna Choice POS II
  • Aetna HMO
  • BCBS Blue Card PPO
  • Blue Shield California PPO
  • CIGNA HMO
  • CIGNA Open Access
  • CIGNA PPO
  • Great West PPO
  • Health Net California Large Group PPO
  • Multiplan PHCS PPO
  • Multiplan PPO
  • Qualchoice PPO
  • United Healthcare - Direct Choice Plus POS
  • United Healthcare - Direct Options PPO
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