Primary Care Physicians
David Ahn, M.D.
Board Certified - Pediatrics
11949 Hesperia Rd., B
Hesperia, CA 92345
(760) 956-8700
Dr. Ahn has been in practice for 8 years, 5 of which have been in the High Desert. He believes in the importance of a establishing an open communication with his patients and spending quality fact-to-face time with each one.
Medical School: Loma Linda School of Medicine, Loma Linda, CA
Internship: Loma Linda University Children’s Hospital, Loma Linda, CA
Residency: Loma Linda University of Medicine, Loma Linda, CA
Dr. Ahn enjoys talking to his patients, answering their questions and teaching them about good, healthy habits. “I guess I am a bit of a ‘geek’, because I am good with electronics and computers and I enjoy working with them as well”.
Bipin Bhagat, M.D.
Board Certified - Internal Medicine
17290 Jasmine St., Suite 101
Victorville, CA 92395
(760) 951-2400
Dr. Bhagat is specialized in Internal Meicine and infectious Diseases, and his special interests include diabetic foot infection, wound care and HIV/Hepatitis C treatment.
Medical School: Government Medical College,India
Residency: Internal MedicineCatholic Medical Center, Brooklyn & Queens, NY
Fellowship: Infectious DiseaseCatholic Medical Center, Brooklyn & Queens, NY
Board Certifications: American Board Internal Medicine (Board Certified) American Board Infectious Disease (Board Eligible)
Dr. Bhagat has also received his HIV Medicine Certification from the American Academy for HIV Medicine.
Ashvin Bhutwala, M.D.
Board Certified - Internal Medicine
17450 Main St., #D
Hesperia, CA 92345
(760) 244-1155
Dr. Bhutwala believes in complete comprehensive care of his patients in the hospital as in-patients and in his office as out-patients. He strongly believes in continuity of care of his patients, providing them with one-on-one attention. To him, medicine goes beyond being just his profession; it is also his hobby as he enjoys caring for others, especially the elderly.
Medical School: Government Medical College, India
Residency: Catholic Medical Center, Brooklyn & Queens, NY
Board Certifications: American Board Internal Medicine
Dr. Bhutwala has been practicing medicine in the High Desert for over 13 years. He enjoys traveling, reading, and a happy family life. He welcomes each patient as a new, fascinating challenge.
Nanda Biswas, M.D.
Board Certified - Internal Medicine
12677 Hesperia Rd., #170
Victorville, CA 92395
(760) 952-0040
Dr. Biswas has a vast experience in treating cancer and blood disorders. She is a Board Certified Internist who has been treating patients in the High Desert for over 16 years.
Medical School: University of Calcutta, India
Residency: Pathology, Metropolitan Hospital Center, New York
Residency: Internal Medicine, North General Hospital, New York
Residency/Fellowship: Hematology, Coney Island Hospital, New York
Residency: Internal Medicine, Coney Island Hospital, New York
Residency/Fellowship: Oncology, Methodist Hospital of Brooklyn, New York
Dr. Biswas enjoys traveling, dining out, and attending musical and theater presentations, as well as other cultural events.
Marcelino Calimlim Jr., M.D.
Board Certified - Pediatrics
15247 11th St., #200
Victorville, CA 92395
(760) 951-9985
Dr. Calimlim is a friendly, caring Pediatrician, with experience in medicine and a wide spectrum of clinical skills. He enjoys working with newborns, interacts well with young children, and connects personally to the needs of the adolescent.
Medical School: Lyceum Northwestern University, Philippines
Internship: Lincoln Medical Center / Cornell University, New York
Residency: Lincoln Medical Center / Cornell University, New York
Dr. Calimlim participates in numerous civic organizations in the Community. He likes to sing in churches and enjoys the simple, down-to-earth living in the High Desert.
Jaime C. David, M.D.
Family Medicine
18419 Hwy 18 #6
Apple Valley, CA 92307
(760) 242-1967
Dr. David has been practicing medicine since 1983 and is a long time resident of the High Desert. He is family oriented and very personable with his patients. Dr. David worked with Indian Health Services providing primary care to Native Americans. In addition, he has worked as a Staff Medical officer for the Federal Correctional Complex in Victorville California.
Medical School: Cebu Doctor's College of Medicine, Cebu City, Philippines
Associations: Member-American Academy of Family Physicians
Member-Beaver Medical Society
Residency: The Medical Center, Beaver, PA
Awards: Honors Evaluation in Pediatrics, Surgery, Cardiology, and Radiology (The Medical Center, Beaver, PA).
Special Act Award, Federal Correctional Institution (1993).
Federal Bureau of Prisons Unit Commendation Award.
Dr. David enjoys a mean game of golf, swimming, fishing, and traveling. He is excited to be part of the Premier Health Care Group.
Loida Guevarra, M.D.
Board Certified - Family Medicine
12760 Hesperia Rd., #A
Victorville, CA 92395
(760) 955-1166
Dr. Guevarra is a Board Certified Family Practitioner whose special interests include childhood & adolescent development, weight management, preventive care, geriatric concerns, women’s issues and behavioral health.
Medical School: UERM Memorial Medical Center, Manila, Philippines
Internship: King Drew Medical Center, Los Angeles, California
Residency: University of Texas Health Center, Tyler, Texas
Certifications/Awards: American Board of Family PracticeOutstanding Resident of the year AwardResident’s Resident AwardResident Teacher Award
Languages: Spanish, Tagalog
“Each patient we see in our office is treated like a family member. We aim to give him/her the same care, concern, and attention we otherwise would give to our loved ones.” -- Dr. L. Guevarra
Alden Jallorina, M.D.
Board Certified - Internal Medicine
16167 Siskiyou Rd., Suite B
Apple Valley, CA 92307
(760) 946-2600
Dr. Jallorina is a board certified internist who initially practiced in Southern Illinois for 9 years and has decided to relocate to High Desert to start his own practice. He served as the Chief of Staff at Clay County Hospital, as the Medical Director of Flora Gardens Nursing Home and Medical Adviser of the Clay County Health Department in Flora, Illinois.
Medical School:University of the East, Ramon Magsaysay Memorial Medical Center, Philippines
Residency:Northwestern-Evanston Program Chicago, Illinois
Board Certification:American Board of Internal Medicine
Fellowship:Fellow of American College of Physicians
Dr. Jallorina now brings his expertise to serve the people in the High Desert.
Mark Lauron, M.D.
Internal Medicine
16024 Kamana Rd.
Apple Valley, CA 92307
(760) 242-3644
Dr. Lauron is committed to working with patients to develop plans for wellness and to maintain quality of life. He encourages communication to promote understanding and optimal care delivery. Aside from Internal Medicine, he also delivers care in the field of Sports Medicine. Dr. Lauron has been practicing in the High Desert since September, 1998.
Medical School: Cebu Doctors College of Medicine, Cebu City, Philippines
Internship: Mount Carmel Hospital, Columbus, OH
Residency: Mount Carmel Hospital, Columbus, OH
Dr. Lauron resides in the High Desert with his family. He followed in his father’s footsteps -who was also a physician in the High Desert for 20 years. He is fluent in English, Tagalog, and Visayan and speaks some Spanish. He enjoys collecting militaria and spending time with his family.
Ashok Melvani, M.D
Board Certified - Family Medicine
12677 Hesperia Rd., #140
Victorville, CA 92395
(760) 962-1150
Dr. Melvani has been living with his family and practicing in the High Desert since 1992. He is currently Board Certified in Family Practice and has hospital privileges in all area hospitals.
Medical School: UERM Medical Center, Philippines
Special Training: Veterans Memorial Medical Center, Philippines
Internship/Residency: Charleston Area Medical Center, West Virginia, Charleston Virginia University Medical School, Charleston Division
Fellowship: Active Member, American Academy of Family Physicians, California Academy of Family Physicians
Certifications/Awards: American Board of Family Practice, California Academy of Family Practice
Dr. Melvani has a special interest in Sports Medicine and also offers Geriatric Care at local nursing homes. He also does surgical assisting in his own patients. He enjoys outdoor activities together with his teenage children, including biking, swimming and tennis. He is an avid runner.
Radha Menon, M.D.
Board Certified - Internal Medicine
18056 Wika Rd., Suite C
Apple Valley, CA 92307
(760) 242-3040
Dr. Radha Menon enjoys providing individual attention to her patients and encourages her patients to openly discuss their concerns and assists them in making healthy lifestyles choices. She is a strong advocate of prevention of illness.
Medical School: Madras Medical College, India
Internship & Residency: Mt. Sinai Hospital, Illinois
Certifications & Awards: American Board of Internal Medicine, American Board of Geriatrics
Dr. Menon has been in practice in the community for over 18 years. She enjoys reading, music, gardening, and skiing.
Khoi Nguyen, M.D.
15982 Quantico Rd, Suite F
Apple Valley, Ca 92307
(760) 242-3768
Medical School: University of Saigon, Vietnam. Faculty of Medicine 1962- 1969
Residency in General Surgery: Saigon Faculty of Medicine 1967- 1969
Surgical Resident: Georgetown University, Washington, DC. 1973- 1974
Internal Medicine Residency: University of Oklahoma 1975-1979
Fellowship in Gastroenterology: University Oklahoma, 1979- 1981
Medical Associations: Member American Medical Association
Member of the American Gastroenterology Association
Member of the California Medical Political Action Committee
Member of the American Medical Political Action Committee
Odochi Nwagwu, M.D.
Board Certified - Pediatrics
11678 Rancho Rd.
Adelanto, CA 92301
(760) 246-9555
Dr. Nwagwu enjoys interacting on a personal level with each one of her patients and their parents. This is evidenced in the time she dedicates to assure that each individual patient has their needs met and their questions answered. She strongly believes in communication as a key foundation in providing quality health care.
Medical School: Mount Sinai School of Medicine, NY
Internship: New York University Medical Center & Bellevue Hospital, NY, Pediatrics
Certifications: American Board of Pediatrics
Residency: Loma Linda University Medical Center, CA, Pediatrics
Memberships: Fellow, American Academy of Pediatrics
Dr. Nwagwu has been providing excellent health care in the High Desert for six years. In her spare time she enjoys playing piano, classical music, reading and spending time with her children. She is also fluent in Spanish.
Agnes Quion, M.D.
Board Certified - Internal Medicine
12677 Hesperia Rd., #120
Victorville, CA 92395
(760) 951-5938
Dr. Quion emphasizes personal care and open communication with her patients. She provides patient education as part of her care and encourages patients to discuss their health concerns with her. She has been working in the High Desert for 11 years.
Premedical: Andrews University , MI, Graduated with Honors
Medical School: University of the East, College of Medicine, Philippines
Internship: Woodhull Medical Center, N.Y
Residency: Woodhull Medical Center, N.Y
Dr. Quion is married to Dr. Dan Quion (ER Physician at St. Mary Hospital) and has 3 children. In her clinic you will be treated like a person, not a case or a number.
Juvilusan Salazar, M.D.
Board Certified - Pediatrics
12760 Hesperia Rd., #C
Victorville, CA 92395
(760) 241-8088
Dr. Salazar is a Board Certified Pediatrician who has enjoyed serving the High Desert for 7 years. Together with her staff, she works to promote an environment of trust, openness, and mutual respect, while emphasizing on continuity of care for each one of her patients.
Medical School: University of Santo Tomas, Philippines
Internship: Beth Israel Medical Center - House Staff, N.Y.
Residency: Saint Joseph’s Hospital Medical Center, AZ
Certifications: American Board of Pediatrics
Dr. Salazar believes in taking the necessary time with each patient, getting to know them and their family, establishing a lasting bond with each one. “Knowing their family’s history and characteristics allow me to treat each patient more efficiently”. She enjoys cooking for her family, gardening as a family activity and shopping with her teen-age children.
Ruby Jane Sia, M.D.
Board Certified - Internal Medicine
16008 Tuscola Rd, Suite 1
Apple Valley, CA 92307
(760) 946-3888
Ruby Sia is a compassionate and dedicated Board-Certified physician who delivers quality and excellent patient care. She conducts her practice with the utmost respect to her patients and responds sensitively to their health issues. Her scope of practice in medicine is provided in both, outpatient and hospital settings.
Medical School: University of the East, Ramon Magsaysay Memorial Medical Center, Philippines
Internship / Residency: University of Medicine and Dentistry, New Jersey
Certifications: American Board of Internal Medicine
Languages: English, Tagalog & some Spanish
Dr. Sia lives in the High Desert with her family. She is closely involved with the family life. She enjoys camping, hiking, and has great interest in community service.
Rainilda Valencia, M.D.
Board Certified - Pediatrics
12677 Hesperia Rd., #160
Victorville, CA 92395
(760) 955-5656
Dr. Valencia has been practicing medicine for over 20 years in three different countries: Philippines, Saudi Arabia, and the United States. Her practice welcomes children from newborns, through 18 years of age. She has a special interest in the treatment of asthma and allergies.
Medical School: University of Santo Tomas, Philippines
Internship: St. Joseph’s Hospital, AZ
Residency: Loma Linda University Children’s Hospital, CA
Certifications/Awards: American Board of Pediatrics, American Academy of Pediatrics (fellow), Best Emergency Room Physician Award (1996), Outstanding Physicians in the Victor Valley (2004).
Dr. Valencia volunteers her time to local events such as kids fair and career days for various elementary schools. She is also involved in medical missions that help third world countries in Asia. She resides in the High Desert with her husband and children. She loves to cook, travel, and spend time with her family.
Joel Velasquez, M.D.
Internal Medicine
12677 Hesperia Rd., #130
Victorville, CA 92395
(760) 241-7763
Dr. Joel Velasquez is an Internal Medicine practitioner who has a special interest in the treatment and management of asthma, diabetes and heart disease.
Medical School: Far Eastern University, Philippines
Internship/Residency: Surgery, New York Downtown Hospital, N.Y.
Residency/Fellowship: New York Downtown Hospital, N.Y.
Dr. Velasquez moved to the High Desert in 1969 and has been an active member of the community. He is married and has three children. He enjoys outdoor activities with his family.