an Ethical
Approach to Innovative Dentistry

"The team at Ousborne & Keller, DDS, PA is the reason I smile. They've restored my confidence and my oral health."

- Theresa of Towson, MD

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Meet Us

Towson, MD Dentist

Albert L. Ousborne, D.D.S.

Albert L. Ousborne, D.D.S., specializes in cosmetic and prosthodontic dentistry, including implant prosthodontics. He is certified by the Maryland State Board to limit his practice to prosthodontics. In private practice for more than 40 years, he is a past president of the AADPA , an international organization limited to 250 of the finest, most well-managed dental practices in the world. He has practiced with Thomas C. Keller, D.D.S., since 1977.

A 1964 graduate of the University of Maryland Dental School, Dr. Ousborne has lectured and taught clinical prosthodontics at the dental school, in the U.S. and abroad. His experience includes placement of over 35,000 restorations in his career. He also has earned more than 2500 hours in postgraduate continuing education courses on cosmetic, prosthodontic, and implant dentistry. An active member of numerous professional dental organizations, including the American Prosthodontic Society; past President of Baltimore County Dental Association; American College of Dentists; International College of Dentists; Pierre Fauchard Academy; the Baltimore Association of Dental Surgeons, the oldest dental study club in the world; and America’s top dentists , he contributes articles to various journals, textbooks, and periodicals and served on the Editorial Board of the largest circulating journal in dentistry. For over 15 years, Dr. Ousborne has written in “ Dental Economics,” both feature dental articles and a column called “ Tips to Take You to the Top,” which recommends techniques to dentists all over the U.S.

Dr. Ousborne and his wife, Peggy, have two sons and live on the Chesapeake Bay in Baltimore County. One son, Patrick, is a prosthodontist and joined his father in practice in 1999. Son, Jeffrey, has a doctorate in English literature at Boston College and teaches in Boston at various universities. Dr. Ousborne’s hobbies include teaching dentistry, music, travel, and cruising the Chesapeake Bay aboard the Fantasy II.

Thomas C. Keller, D.D.S.

Thomas C. Keller, D.D.S., practices general restorative dentistry , with special interests in cosmetic , prosthetic and implant dentistry . He received his D.D.S., magna cum laude, from the University of Maryland School of Dentistry and was named to the Timothy O. Heatwole Chair for Ethical Standards, Kindness and Humanitarianism. He is a Fellow of the Academy of General Dentistry , The Pierre Fauchard Academy and the International College of Dentists . He maintains active memberships in numerous other professional organizations including the Academy of Osseointegration ; the Baltimore Association of Dental Surgeons, the oldest dental study club in the world; the American Dental Association and the Baltimore County Dental Association. He has also been voted by his peers as one of the “ Best Dentists in America .”

Dr. Keller formed the practice with Dr. Ousborne in 1977. He is past clinical instructor in oral diagnosis and radiology at the University of Maryland Dental School and has earned more than 1500 hours in post graduate continuing education courses in dentistry.

Tom and his wife, Linda, are parents to four grown children and have six grandchildren. Tom’s hobbies include woodworking, videography and, of course, enjoying the grandchildren!


A 1993 graduate of the University of Maryland Dental School, Dr. Pat Ousborne practiced general dentistry with Ousborne & Keller from 1993 to 1995. He then completed two years of advanced specialized training at the University of Florida College of Dentistry in prosthodontics which included fixed, removable, implant and maxillofacial prostheses. Dr. Pat Ousborne also completed dental research in bonding techniques at the University of Florida . From 1997 to 1999, he practiced prosthodontics with an emphasis on cosmetic dentistry in Fort Lauderdale, Florida, before rejoining Ousborne and Keller in 1999.

Currently, he maintains membership in the American College of Prosthodontists , the Southeastern Academy of Prosthodontics, the Pierre Fauchard Academy , the American Academy of Dental Practice Administration , International College of Dentists , The Baltimore Association of Dental Surgeons (the oldest dental study club in the world) the American Dental Association , the Maryland State Dental Association , and the Baltimore County Dental Association, of which he is a Past President. In 2004, he received an honorary award for Outstanding Services to the Maryland State Dental Association .

Dr. Pat Ousborne is a member of the Dean’s Faculty at the University of Maryland Dental School . He also maintains hospital privileges at Greater Baltimore Medical Center (GBMC), and The University of Maryland St. Joseph’s Medical Center of Towson, Maryland . He has worked with otolaryngologists at Johns Hopkins Hospital (JHH) and GBMC to provide maxillofacial prosthodontic care for cancer patients.

Dr. Pat Ousborne was featured again in Baltimore Magazine’s “Baltimore’s Best” June 2013. He was voted by his peers to be the Prosthodontist they would most likely refer their friends and family to for specialized care.

Besides his dental affiliations he also is a member of the The Hibernian Society of Baltimore and The Florida Power Boat Club.

Dr. Ousborne and his wife, Esther and his son Luke, live in the Reisterstown area of Baltimore County. His hobbies include boating, navigation, travel, running, fitness, and playing with their son Luke and their cat Amber.

contact our towson dental office

21 West Road, Suite 104
Towson MD 21204
Phone: (410) 828-1177
Fax: (410) 828-1252


Our team is very responsive. If we do not return your email immediately, please know that we may have not received it. For important matters, please call our office. E-mail is never a fully secure form of communication. If you prefer to share protected personal information, you may choose to contact us by phone.