The 20 Best Vitamin B12 Deficiency Doctors near Temecula, CA

Kathryn Pawelek, MSN, APRN, FNP-C, known to her patients as “Katie,” is a dedicated Family Nurse Practitioner with a passion for delivering patient-centered care at Temecula Medical Group. With over a decade of experience in nursing, Katie brings a wealth of expertise from her work in cardiology, emergency services, and surgical care across prestigious institutions like Scripps Green Hospital and Houston Methodist Willowbrook Hospital. Holding advanced certifications including FNP-C, CEN, and ACLS, she excels in managing acute and chronic conditions with a focus on empowering patients through education and compassionate care.Katie’s approach to healthcare is rooted in her commitment to timely, individualized treatment plans that enable patients to understand and manage their health effectively. Her extensive background in high-acuity settings, such as Level I Trauma and STEMI Receiving Centers, has honed her ability to make critical decisions and collaborate seamlessly with interdisciplinary teams. At Temecula Medical Group, she provides comprehensive care, from ordering and interpreting diagnostics to performing procedures and furnishing medications, all within the scope of her advanced practice.Outside of her professional life, Katie is an active mother who can often be found cheering on her children at volleyball games or baseball fields. A lover of the outdoors, she enjoys music, dancing, art, and home decor, bringing the same warmth and creativity to patient care. . Her top areas of expertise are Hypertension, Type 2 Diabetes (T2D), High Cholesterol, Hormone Replacement Therapy (HRT), and Tissue Biopsy.

Ryan Rowan is a Family Medicine provider in Temecula, California. His top areas of expertise are Type 2 Diabetes (T2D), Urinary Tract Infection (UTI), Anemia, Hormone Replacement Therapy (HRT), and Tissue Biopsy. Dr. Rowan is currently accepting new patients.

Richard Rawson, DO, is a board-certified Osteopathic Physician. Surgeon and a concierge primary care physician who sees patients at Temecula Medical Group in Temecula, California. Dr. Rawson is a native of Southern California. He grew up in Mission Viejo, graduating from Mission Viejo High School. Dr. Rawson attended Brigham Young University in Provo, Utah, where he received his Bachelor’s degree in Exercise Physiology. He received his medical degree from the Des Moines University College of Osteopathic Medicine in Iowa.Dr. Rawson completed his residency training at Madigan Army Medical Center in Tacoma, Washington — part of the University of Washington Family Medicine Residency Network. The University of Washington School of Medicine has been identified as the nation’s top primary-care school in each of the last 18 years by US News & World Report and the top medical school in the country in family medicine and rural medicine training for the past 20 years. ​Dr. Rawson was deployed to Afghanistan in 2012-2013, supporting Operation Enduring Freedom as the Squadron Surgeon for the 1st Squadron of the 4th Cavalry Regiment of the US Army. He is a fellow of the American Academy of Family Physicians, and Temecula Medical Group is one of the first direct care practices in the nation. He speaks both English and Spanish. ​Dr. Rawson loves the Lakers, Cowboys, Angels, and Dodgers. He loves spending time with family and is driven not to waste a minute. . His top areas of expertise are Anemia, Headache, Urinary Tract Infection (UTI), Hormone Replacement Therapy (HRT), and Tissue Biopsy.

Erik Lundquist is a primary care provider, practicing in Integrative Medicine in Temecula, California. Dr. Lundquist is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Inborn Amino Acid Metabolism Disorder, Opisthotonos, Muscle Spasms, and Methylmalonic Acidemia with Homocystinuria.

Tatiana C. Lim, PA-C, is a board-certified Physician Assistant specializing in primary care at Temecula Medical Group in Temecula, California. She is a graduate of Duke University, the nation’s top-ranked PA program and the birthplace of the PA profession. Tatiana is committed to whole-person, patient-centered care. She emphasizes clear, accessible communication, empowers patients through education, and connects them with practical resources to improve adherence and reduce costs. Her compassionate approach is shaped by her experience caring for diverse and underserved communities. Tatiana earned her Master of Health Sciences in Physician Assistant Studies from Duke University, where she was inducted into the Pi Alpha National Honor Society and won 1st place in the AAPA National iScan Ultrasound Competition. During her training, she served as POCUS Society Leader, Student Body Historian, and a Duke Mobile Medicine representative providing care to unhoused individuals. She holds a B.S. in Pharmaceutical Sciences from UC Irvine. Outside of work, Tatiana enjoys photography, latte art, running, and board games like Catan. Let's connect on your personal health and wellness goals! Book an appointment at Temecula Medical Group for expert primary care today. “I believe in whole-person care and meeting patients where they are. My goal is to reduce barriers to care and create treatment plans that are individualized.”. . Her top areas of expertise are Hypertension, Type 2 Diabetes (T2D), High Cholesterol, Hormone Replacement Therapy (HRT), and Tissue Biopsy.

Consuelo Ocampo is a primary care provider, practicing in Family Medicine in Temecula, California. Dr. Ocampo has been practicing medicine for over 48 years and is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Type 2 Diabetes (T2D), Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Hypertension.

Indraneel Chakrabarty is an Internal Medicine provider in Temecula, California. Dr. Chakrabarty has been practicing medicine for over 22 years and is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Hiatal Hernia, Congenital Diaphragmatic Hernia, Gastroesophageal Reflux Disease (GERD), Gastrectomy, and Colonoscopy.

Rhoda Estrella is a primary care provider, practicing in Family Medicine in Murrieta, California. Dr. Estrella has been practicing medicine for over 41 years and is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Type 2 Diabetes (T2D), High Cholesterol, Glucocorticoid-Remediable Aldosteronism, and Familial Hypertension.

Achala Doraiswamy is an Oncologist in Murrieta, California. Dr. Doraiswamy is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are HER-2 Positive Breast Cancer, Paget Disease of the Breast, Inflammatory Breast Cancer, and Breast Cancer. Dr. Doraiswamy is currently accepting new patients.

John Feeney is a primary care provider, practicing in Family Medicine in Murrieta, California. Dr. Feeney has been practicing medicine for over 43 years and is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Autoerythrocyte Sensitivity, Gardner-Diamond Syndrome, Purpura, and Cyclic Neutropenia.

Jeffrey Andrey is an Oncologist in Murrieta, California. Dr. Andrey is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Drug-Induced Thrombocytopenia, Hodgkin Lymphoma, Childhood Iron Deficiency Anemia, Bone Marrow Aspiration, and Bone Marrow Transplant.

Kishore Sehgal is a Hematologist in Murrieta, California. Dr. Sehgal is rated as an Advanced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Paget Disease of the Breast, Pleuropulmonary Blastoma, Lung Cancer, Agranulocytosis, and Bone Marrow Aspiration.

Brigid Freyne is an Internal Medicine provider in Murrieta, California. Dr. Freyne is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Fibromyalgia, Vitamin D Deficiency, Postmenopausal Osteoporosis, and Osteoporosis.

John Hong is a Gastroenterologist in Murrieta, California. Dr. Hong is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Barrett Esophagus, Esophagitis, Gastroesophageal Reflux Disease (GERD), and Familial Adenomatous Polyposis.

Arun Kalra is a Hematologist and an Oncologist in Murrieta, California. Dr. Kalra is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Angiosarcoma, Inflammatory Breast Cancer, Reticuloendotheliosis, and Hairy Cell Leukemia (HCL).

Jennifer Coyle is a Nurse Practitioner in Murrieta, California. Ms. Coyle is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. Her top areas of expertise are Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), Eyelid Bump, Aseptic and Alopecic Nodules of Scalp (AANS), and Vitamin B12 Deficiency.

Curtiss Combs is a primary care provider, practicing in Family Medicine in Temecula, California. Dr. Combs is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Osteomyelitis in Children, High Cholesterol, Type 2 Diabetes (T2D), and Familial Hypertriglyceridemia.

Thomas Eastman is a Gastroenterologist in Fallbrook, California. Dr. Eastman is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Esophagitis, Portal Hypertension, Childhood Volvulus, and Familial Adenomatous Polyposis.

Rolando Atiga is a primary care provider, practicing in Family Medicine in Menifee, California. Dr. Atiga has been practicing medicine for over 27 years and is rated as an Experienced provider by MediFind in the treatment of Vitamin B12 Deficiency. His top areas of expertise are Obesity in Children, Food Allergy, Obesity, and Cirrhosis.