meet our doctors



Photo: Dr. Michael H. Hashemian - Oral Surgeon in Spring Hill FL Dr. Michael M. Hashemian is an accomplished Oral & Maxillofacial Surgeon whose passion is caring for the people of the greater Citrus, Hernando, Pasco, and Hillsborough Counties in Tampa Bay area.

He attended the University of Florida in Gainesville for his undergraduate education and received his degree in Electrical Engineering in 1990. He went on to earn his Doctor of Dental Medicine degree at the University of Florida in 1994.

Dr. Hashemian then entered the University of Florida, College of Medicine, and obtained his medical degree in 1997. Dr. Hashemian continued his education to complete his training in general surgery internship and Oral & Maxillofacial surgery residency at the University of Florida, Shands Hospital, in Gainesville. Although Dr. Hashemian had the option of choosing a four-year training program, he elected to go through a six-year residency program to have broader training in all different aspects of medicine and surgery.

Dr. Hashemian entered into private practice in the year 2000. Since then he has attended numerous educational meetings and courses across the country to stay on the cutting edge of the information and topics in his field. He has also completed several preceptorships in cosmetic surgery with nationally-known cosmetic surgeons across the country.

Dr. Hashemian has a special interest in dental implants. He has studied and completed multiple courses with Nobel Biocare / Branemark, as well as with the Zimmer-Biomet 3i implant system. He was one of the world’s few surgeons in Florida who started the guided surgery for placement of dental implants. With this CT-guided planning and computer-assisted technique, the placement of implants has become more accurate and predictable. Dr. Hashemian has been also trained to provide the “Teeth-In-A-Day” technique for qualified patients. In addition, Dr. Hashemian is one of the few surgeons who is trained for placement of zygomaticus implants for patients who do not have sufficient bone in the jaw and do not wish to receive bone grafting.


Smiling doctor

Dr. Andrew J. Rockafellow DDS, MD is an associate Oral & Maxillofacial Surgeon at the Dentofacial and Cosmetic Surgery Institute and provides care for the greater Pasco, Hernando, and Citrus counties in the Tampa Bay area.

He attended the University of North Carolina in Chapel Hill where he received his degree in Biology with minors in Chemistry and Spanish and graduated with highest distinction. He then went on to complete his degree as Doctor of Dental Surgery at Columbia University College of Dental Medicine in New York where he finished in the top 10 academically in his class. After that, he earned a degree as Doctor of Medicine at the University of Florida College of Medicine in Gainesville and completed a six-year residency in oral and maxillofacial surgery at the University of Florida College of Medicine – Jacksonville. While many residency training programs exist without a medical degree, Dr. Rockafellow chose to pursue his medical doctorate in order to further his knowledge in both surgery and medicine.

While in residency he completed his final year as chief resident and won a teaching award that was voted on by his peers. Throughout his tenure, he has published papers in multiple journals including the Journal of Oral and Maxillofacial Surgery and Oral Surgery Oral Medicine Oral Pathology Oral Radiology. His interests include dentoalveolar surgery, dental implants, corrective jaw surgery, sleep apnea, trauma, and cosmetic surgery.

When he isn’t providing care to patients, Dr. Rockafellow enjoys staying active weightlifting, boating, football, traveling with his wife and dogs and taking salsa lessons.


Dr. Christensen has been in private practice in Pinellas County since 1976. He enjoys his work and is more enthusiastic and confident than ever. As a husband and father, Dr. Christensen is a firm believer in family values and carries this philosophy into his practice, giving his patients the care and attention they deserve.

Dr. Christensen grew up in Pinellas County and did his undergraduate pre-dental studies at the University of South Florida. He received an academic scholarship to the University of Tennessee’s College of Dentistry. He graduated first in his class and received the “Faculty Medal”.

After three years of general dentistry, he was selected from candidates around the country to attend his hospital residency at the Mayo Clinic in Rochester, Minnesota. While there he studied surgery, anesthesiology, and pathology.

While in private practice, Dr. Christensen takes many continuing education courses including certification in Advanced Cardiac Life Support. He is a member of the American Dental Association, Florida Dental Association, West Coast Dental Association, Pinellas County Dental Association, American Society of Maxillofacial Surgeons, Florida Society of Maxillofacial Surgeons, American Society of Dental Anesthesiology, and Florida Society of Dental Anesthesiology.

He has been named as one of the Top Dentists in America and as one of the Top 100 Dentists in Florida. In 2011, he was elected as a member of the board for the American College of Dental Science.

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