Summary

Dr. Harold Katz specializes in endocrinology, diabetes and metabolism, with additional expertise in internal medicine. He earned his medical degree from Mayo Clinic Alix School of Medicine and completed his residency at Mayo Clinic and Medical School. With four decades of medical practice, Dr. Katz brings extensive experience to managing complex hormonal and metabolic conditions. He is fluent in both English and Spanish.

Dr. Katz practices at multiple locations throughout Saint Paul, Minnesota, including United Hospital, M Health Fairview Bethesda Hospital, and Gillette Children's Specialty Healthcare. His clinical focus includes treating type 2 diabetes and chronic kidney disease. He performs comprehensive blood testing and basic metabolic panels to monitor patient health. Patients have rated him 4.3 out of 5 stars on average for his care.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.3
  • 40 years of experience
  • speaks English, Spanish
  • Mayo Clinic And Medical School
  • 13 written reviews
  • 2 specialties
  • 16 areas of expertise
  • 3 hospital affiliations
  • 4 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. Harold Halper Katz has 4 locations

Allina Health United Medical Specialties Clinic

225 Smith Ave N Ste 300Saint Paul, MN 55102
Mon7:00 am - 5:00 pm
Tue7:00 am - 5:00 pm
Wed7:00 am - 5:00 pm
Thu7:00 am - 5:00 pm
Fri7:00 am - 5:00 pm
SatClosed
SunClosed

United Hospital

333 Smith Ave NSaint Paul, MN 55102

M Health Fairview Saint Josephs Hospital

45 10th St WSaint Paul, MN 55102

Regions Hospital

640 Jackson StSaint Paul, MN 55101

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Dr. Harold Halper Katz, MD
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Dr. Harold Halper Katz, MDDr. Peggy Nana Ama Amoakohene, MDRachel Lyn ScharfSilvia Herrera Herrera De Azar
Endocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismInfectious DiseaseNephrology
Accepts New Patients Accepts New Patients
4.3 
40 Years of Experience 15 Years of Experience 7 Years of Experience 67 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English, Twi, French
Saint Paul , MNFalls Church , VAMinneapolis , MNMINNEAPOLIS , MN
Med School: Mayo Clinic Alix School Of Medicine Med School: Meharry Medical College Med School: University Of Minnesota Medical School Med School: Universidad Nacional De Cordoba Facultad De Ciencias Medicas
Current Profile
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Insurance Plans Accepted by Dr. Harold Halper Katz

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Harold Halper Katz has the following 2 specialties

Specialty Expertise

Dr. Harold Halper Katz has the following 16 areas of expertise

  • Acromegaly
  • Addison Disease
  • Cushing Disease
  • Diabetes
  • Diabetes (Types I & II)
  • Diabetes Mellitus, Type 1
  • Diabetes, Type 2
  • Fatigue
  • Gland Issues
  • Hormones
  • Hyperthyroidism
  • Hypopituitarism
  • Hypothyroidism
  • Internal Medicine
  • Thyroid Cancer
  • Thyroid Diseases

Certifications, License, & Education

40 Years Experience

Dr. Harold Halper Katz holds an expired medical license in the state of Minnesota.

Medical License

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

Education & Training

Residency

Completed their residency at Mayo Clinic And Medical School.

Medical School

Graduated from Mayo Clinic Alix School Of Medicine in 1986.

NPI Number

Dr. Katz's NPI number is 1447211859.

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Frequently Asked Questions

Which hospitals is Dr. Harold Katz affiliated with?
Dr. Harold Katz is affiliated with United Hospital, Gillette Childrens Specialty Healthcare, and M Health Fairview Bethesda Hospital.
How can I make an appointment with Dr. Harold Katz?
You can find contact information for Dr. Harold Katz here on Vitals.
Does Dr. Harold Katz accept my insurance?
You can see the insurance plans that Dr. Harold Katz accepts on their Vitals profile.
Where is Dr. Harold Katz's office located?
Dr. Harold Katz's office is located at 225 Smith Ave N Ste 300, Saint Paul, MN, 55102.
Is Dr. Harold Katz accepting new patients?
Dr. Harold Katz is accepting new patients on Vitals. View Dr. Harold Katz's profile on Vitals to make an appointment.

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