Robert Allen, M.D.

Robert Haynes Allen, M.D.


Orthopaedic Surgery - Hand

Orthopaedic Surgery - Microvascular


Orthopaedic Surgery


  • Professor


To see if Robert Haynes Allen is accepting new patients, or for assistance finding a UC Davis doctor, please call 800-2-UCDAVIS (800-282-3284).

Lawrence J. Ellison Ambulatory Care Center

4860 Y Street, Suite 1700
Sacramento, CA 95817
Driving Directions

Primary Phone:

Additional Phone Numbers

Phone: 916-734-3678
Clinic Phone: 916-734-4319
Clinic Fax: 916-734-7137
Physician Referrals: 800-4-UCDAVIS (800-482-3284)



Philosophy of Care

Dr. Allen’s philosophy of care is to bring the higher level of surgical care to all patients in need.

Clinical Interests

Dr. Allen is a hard and microvascular surgeon who treats patients in need of routine hand, wrist, and forearm surgery. His areas of clinical interest include microvascular reconstruction, peripheral nerve surgery, and the care of complex hand, wrist, and forearm trauma.

Research/Academic Interests

Dr. Allen teaches surgical techniques to residents and fellows.


Hand and Upper Extremity


M.D., Stanford University School of Medicine, Palo Alto CA 1972

M.S.E.E., Electrical Engineering, Stanford University, Palo Alto CA 1971

B.A., Yale University, New Haven CT 1968

Internship: General Surgery, Stanford University, Palo Alto CA 1972-1973


General Surgery, Stanford University, Palo Alto CA 1972-1978

Cardiothoracic Surgery, Stanford University, Palo Alto CA 1972-1978


Pediatric Surgery, Ospedali Riuniti di Bergamo, Bergamo, Italy 1983-1984

Pediatric Cardiac Surgery, University of Alabama, Birmingham AL 1984

Hand Surgery, UC Davis Medical Center, Sacramento CA 2002-2003

Board Certifications

American Board of Surgery,

American Board of Surgery - Surgery of the Hand,

American Board of Thoracic Surgery, 1999

Medical Board of California,

Professional Memberships

American Society for Surgery of the Hand

Honors and Awards

Diamond Doc Award, UC Davis, 2021

Top Doctor Award Sacramento Magazine for Cardiac Surgery and Hand Surgery, Multiple Years,

Outstanding Faculty Member of the Year, Orthopaedic Surgery, 2009, 2010

Faculty Teacher of the Year, Orthopaedic Surgery, 2009, 2010

Select Recent Publications

Jaiswal R, Busse B, Allen R, Sahar D. Treatment of elbow osteomyelitis with an interposition arthroplasty using a rectus abdominis free flap. Ann Plast Surg. 2015 May;74 Suppl 1:S19-21. doi:10.1097/SAP.0000000000000487. PMID:25710555.

Amanatullah DF, Gaskin AD, Allen RH. Median nerve superficial to the transverse carpal ligament. Orthopedics. 2015 Jan;38(1):e72-4. doi:10.3928/01477447-20150105-93. PMID:25611425.

Bekele W, Escobedo E, Allen R. Avascular necrosis of the capitate. J Radiol Case Rep. 2011;5(6):31-6. doi:10.3941/jrcr.v5i6.760. Epub 2011 Jun 1. PMID:22470799.

Allen, RH, Szabo RM, Chen JL. Outcome Assessment of Hand Function after Radial Artery Harvesting for Coronary Artery Bypass. J Hand Surg. 2004 Aug;29(4):628-637. doi:10.1016/j.jhsa.2004.04.013.

Ferrazzi P, Allen R, Crupi G, Reyes I, Parenzan L, Maisonnet M. Reduction of infection after cardiac surgery: a clinical trial. Ann Thorac Surg. 1986 Sep;42(3):321-5. doi:10.1016/s0003-4975(10)62744-0. PMID:3530161.

Pacifico AD, Allen RH, Colvin EV. Direct reconstruction of pulmonary artery arborization anomaly and intracardiac repair of pulmonary atresia with ventricular septal defect. Am J Cardiol. 1985 Jun 1;55(13 Pt 1):1647-9. doi:10.1016/0002-9149(85)90997-x. PMID:4003316.

Allen RH, Stinson EB, Oyer PE, Shumway NE. Predictive variables in reoperation for coronary artery disease. J Thorac Cardiovasc Surg. 1978 Feb;75(2):186-92. PMID:304945.