Allen Ridge Professional Village
525 N. Dacie Point (CR-491)
Lecanto, FL 34461-0399
352.746.2200
Timber Ridge Medical Park
9401 SW. Hwy. 200
Ocala, FL 34481-7700
352.873.1500

Meet Our Doctors

Ralph E. Massullo Jr., M.D.| William A. Welton III, M.D. | Michael B. Wartels, M.D. | Margaret A. Collins, M.D. | Brian Bonomo, PA-C | Kristy Chatham, PA-C | Elizabeth Estes, ARNP | Erin Watkins, PA-C

Ralph E. Massullo Jr., M.D.

Birthplace: Morgantown, West VirginiaEducation: West Virginia University
1975-1979
Magna Cum Laude
BachelorofScience-IndustrialEngineering
West Virginia University School of Medicine
1981-1985 M.D.Internship: West Virginia University Hospitals, Inc.
Morgantown, West Virginia 26506
Departments of Medicine and Psychiatry
1985-1986Residency: West Virginia University Hospitals, Inc.
Section of Dermatology, Department of Medicine 1986-1989
Morgantown, West Virginia 26506Professional Licensure: Board Certification-American Board of Dermatology
1989
Licensed to practice medicine in West Virginia, North Carolina,
Pennsylvania, South Carolina and Florida (Certification numbers
available upon request)
Diplomat National Board of Medical Examiners
1986Honoraries: Florida Society of Dermatologic Surgeons
"Surgeon Of The Year" 1998
West's Who's Who in Health & Medical Services
Tau Beta Pi
Alpha Pi Mu
Golden Key SocietyProfessional Societies: Fellow American Academy of Dermatology
Fellow American Society of Laser Medicine and Surgery
Fellow American Society for Dermatologic Surgery
Fellow Florida Society for Dermatologic Surgery
American Association of Facial Plastic and Reconstructive Surgery
Florida Society of Dermatology
Citrus County Medical Society
Christian Medical and Dental Society
Physicians Who Care
Florida Independent Physicians Association
Flying Doctors of America
American Academy of Aesthetic and Restorative Surgery
Treasurer - Florida Society for Dermatologic Surgery 1996/1997
Vice-President - Florida Society for Dermatologic Surgery 1997/1998
President - Florida Society for Dermatologic Surgery 1998/1999
Board of Directors American Society of Mohs Surgery
President - American Society for Mohs Surgery 2000 - 2001

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William A Welton III, M.D.

Birthplace: Beaufort, SCEducation: Bachelor of Science, Pharmacy
West Virginia University
Morgantown, West Virginia
1980Master of Science, Pharmaceutical Administration
The Ohio State University
Columbus, Ohio
1985Marshall University School of Medicine
Huntington, West Virginia
1991
M.D.Internship: Marshall University Hospital
Huntington, West Virginia
Department of Family Medicine
1991Residency: West Virginia University School of Medicine
Morgantown, West Virginia
Dermatology Residency
1992-1995Professional Licensure: Licensed to practice medicine in West Virginia and Florida
National Board of Medical Examiners
American Board of DermatologyHonoraries: Rho ChiProfessional Societies: Christian Medical and Dental Society
Citrus County Medical Society
Fellow American Academy of Dermatology
Florida Medical Association
Florida Society of Dermatology
Fellow American Society for Dermatologic Surgery
Fellow Florida Society of Dermatologic Surgery
American Society for Mohs Surgery

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Michael B. Wartels, M.D.

Education: Phillips Andover Academy
1974-1977
Bachelor of Arts
University of Pennsylvania
1981Doctor of Medicine
New York University School of Medicine
New York, New York
June 1985Internship: Internship in Medicine
Strong Memorial Hospital
University of Rochester
Rochester, New York
1985-1986Residency: Resident in Dermatology
Albert Einstein College of Medicine
Bronx, New York
1986-1989Professional Licensure: State of Florida License 1998
American Board of Dermatology 1989
Diplomate of National Board of Medical Examiners 1986
New York State License 1986Honoraries: Student Life Committee
New York University School of Medicine
1981-1985Student Council Vice President
New York University School of Medicine
1983-1984Student Council President
New York University School of Medicine
1982-1983Dean's List, Cum Laude
University of Pennsylvania
1977-1981Cum Laude
Phillips Andover Academy
1974-1977Professional Societies: Florida Society of Dermatologic Surgery
American Academy of Dermatology
American Society for Dermatologic Surgery
American Society for Laser Medicine and Surgery
Dermatology Foundation
Citrus County Medical Society
New Age Research Foundation
North American Society of Phlebology
American College of Cryosurgery
International Society of Dermatology
National Psoriasis Foundation

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Margaret A. Collins, M.D.

Birthplace: Pittsburgh, PAEducation: Williams College
Williamstown, MA
1978 - 1982
B.A. PsychologyUniversity of Pittsburgh
School of Medicine
Pittsburgh, PA
1986 - 1990
M.D.Internship: University of Pittsburgh
Medical Center
Pittsburgh, PA
1991Residency: Department of Dermatology
University Medical Center
Pittsburgh,PA
1992-1995Professional Licensure: Licensed to practice medicine in Pennsylvania and Florida
National Board of Medical Examiners
American Board of DermatologyHonoraries: Alpha Omega Alpha
Janet Glasgow Achievement AwardProfessional Societies: Citrus County Medical Society
Physicians Who Care
Fellow American Academy of Dermatology
Florida Society of Dermatology
Florida Society of Dermatologic Surgery
Florida Medical Association

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Brian Bonomo, PA-C

Birthplace: Passiac, New JerseyEducation: Rutgers University
New Brunswick, NJ
1991-1996
Bachelor of Science-Exercise Science and Sports StudiesUniversity of Florida
Gainesville, Florida
1998-2000
MPAS-Physician AssistantProfessional Experience: Suncoast Dermatology and Skin Surgery Center, P.A.
Lecanto, Florida
Physician Assistant
June 2000-PresentShands/AGH
Physical Therapy Tech
1997-1999Professional Licensure: Board Certification-NCCPA
Licensed to Practice in Florida
License Number: PA 9101264Certifications: Advanced Cardiac Life Support
Basic Life SupportProfessional Societies: Member of American Academy of Physician Assistants (AAPA)
Member of Florida Association of Physician Assistants (FAPA)
Society of Dermatology Physician Assistants (SPDA)
American Association of Surgical Physician Assistants (AASPA)

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Kristy Chatham, PA-C

Education: University of Florida College of Medicine, Gainesville, FL
Master’s of Physician Assistant Studies
June 2004Sweet Briar College, Sweet Briar, VA
Bachelor of Science 2000Student Clinical Experience: Family Practice; Internal Medicine; Psychiatry; General Surgery;
Obstetrics and Gynecology; Emergency Medicine; Pediatrics;
Surgical Intensive Care Unit; DermatologyProfessional Experience: Suncoast Dermatology Skin Surgery Center
Lecanto, FLMedical Assistant
August 2000-2002, May-August 1998Professional Licensure: Physician Assistant National Certifying Examination, Sept. 2004
Physician Assistant Certified License, Florida
Advanced Cardiac Life Support, 2003
Basic Life Support, 2003Professional Organizations: Florida Academy of Physician Assistants, 2004

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Elizabeth Estes, ARNP

Honors & Memberships: Certificate of Academic Achievement and Outstanding Scholastic Excellence.
University of Florida Masters of Science in Nursing Program(2005).The Chancellors List at Unviversity of Florida.
National Graduate Student Honor (2004-2005)Sigma Theta Tau.
National Nursing Honor Society (2000-2003)Golden Key National Honor Society
(2000-2003)Silver Key National Honor Society
(2001-2003)National Society of CollegiateScholars
(2000-2003)University of Florida Dean's List
(1999-2003)Licenses / Certifications: Advanced Registered Nurse Practitioner, Family Nurse Practitioner,Florida
Registration Number: 9213836Registered Nurse, Florida
Registration Number: 9213836
Date issued: April 2, 2005Basic Life Support (CPR & AED) CertifiedNeonatal Resuscitation Program (NRP) Provider

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Erin Watkins, PA-C

Birthplace: Toledo, OhioEducation: Butler University
Indianapolis, IN
Bachelor of ScienceUniversity of St. Francis
Ft. Wayne, IN
Masters of Physician Assistant StudiesProfessional Experience: Colorado Health and Youth, Tampa, FL
Suncoast Dermatology and Skin Surgery Center, Lecanto, FLProfessional Licensure: Physician Assistant Certified License, FloridaProfessional Organizations: American Academy of Physician Assistants
Florida Academy of Physician Assistants
Florida Academy of Dermatology Physician AssistantsCertifications: CPR

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