Summary

Dr. Katherine Jacob is an endocrinologist who specializes in diabetes and metabolism disorders. She earned her medical degree from the University of Texas Medical Branch at Galveston and brings 27 years of clinical experience to her practice. Dr. Jacob speaks English and focuses her expertise on helping patients manage complex hormonal and metabolic conditions.

Dr. Jacob practices at Jerry L Pettis Memorial VA Medical Center in Loma Linda, California. She treats patients with hypothyroidism, diabetes in older adults, and type 2 diabetes. Her clinical work includes performing thyroid hormone tests and thyroid function panels to help diagnose and monitor thyroid conditions. Patients have given Dr. Jacob an average rating of 3.6 on Vitals.

Overview based on verified provider data

Quick Facts

  • 3.6
  • 27 years of experience
  • speaks English
  • University Of Texas Medical Branch At Galveston
  • 5 written reviews
  • 1 specialty
  • 12 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 1 office location
  • Female

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Location

Jerry L Pettis Memorial Va Medical Center

11201 Benton StLoma Linda, CA 92357

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Dr. Katherine Nicholas Jacob, MDDr. Mohamad Yaman Al Sayed, MDDr. Dat Man Ha, DODr. Ananda Nimalasuriya, MD
Endocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismEndocrinology, Diabetes & Metabolism
3.6 
4.2 
3.7 
27 Years of Experience 36 Years of Experience 16 Years of Experience 58 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English Speaks Spanish, English
Loma Linda , CARiverside , CAOntario , CARiverside , CA
Med School: University Of Texas Medical Branch At Galveston Med School: University Of Aleppo Faculty Of Medicine Med School: Touro University California College Of Osteopathic Medicine Med School: University Of Colombo Faculty Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Katherine Nicholas Jacob

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Katherine Nicholas Jacob has the following specialty

Specialty Expertise

Dr. Katherine Nicholas Jacob has the following 12 areas of expertise

  • Acromegaly
  • Addison Disease
  • Cushing Disease
  • Diabetes
  • Diabetes (Types I & II)
  • Diabetes, Type 2
  • Fatigue
  • Gland Issues
  • Hormones
  • Hyperthyroidism
  • Hypopituitarism
  • Hypothyroidism

Certifications, License, & Education

27 Years Experience

Dr. Katherine Nicholas Jacob holds an expired medical license in the state of California.

Medical License

Medical Doctor with an expired medical license in the state of California that expired in 2026.

Education & Training

Medical School

Graduated from University Of Texas Medical Branch At Galveston in 1999.

NPI Number

Dr. Jacob's NPI number is 1497780571.

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Frequently Asked Questions

Does Dr. Katherine Jacob accept virtual/telehealth appointments?
Dr. Katherine Jacob has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. Katherine Jacob?
You can find contact information for Dr. Katherine Jacob here on Vitals.
What languages does Dr. Katherine Jacob speak?
Dr. Katherine Jacob speaks English.
Where is Dr. Katherine Jacob's office located?
Dr. Katherine Jacob's office is located at 11201 Benton St, Loma Linda, CA, 92357.
Which hospitals is Dr. Katherine Jacob affiliated with?
Dr. Katherine Jacob is affiliated with Jerry L Pettis Memorial Va Medical Center.

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