Departments and specialties

Mayo Clinic has one of the largest and most experienced practices in the United States, with campuses in Arizona, Florida and Minnesota. Staff skilled in dozens of specialties work together to ensure quality care and successful recovery.

Departments that treat this condition

Doctors who treat this condition

Edit search filters
close

Narrow your search

  1. Find a doctor whose last name begins with the letter A
  2. There are no doctors whose last name begins with the letter B
  3. There are no doctors whose last name begins with the letter C
  4. There are no doctors whose last name begins with the letter D
  5. Find a doctor whose last name begins with the letter E
  6. There are no doctors whose last name begins with the letter F
  7. There are no doctors whose last name begins with the letter G
  8. active Find a doctor whose last name begins with the letter H
  9. There are no doctors whose last name begins with the letter I
  10. There are no doctors whose last name begins with the letter J
  11. Find a doctor whose last name begins with the letter K
  12. There are no doctors whose last name begins with the letter L
  13. Find a doctor whose last name begins with the letter M
  14. There are no doctors whose last name begins with the letter N
  15. There are no doctors whose last name begins with the letter O
  16. Find a doctor whose last name begins with the letter P
  17. There are no doctors whose last name begins with the letter Q
  18. Find a doctor whose last name begins with the letter R
  19. There are no doctors whose last name begins with the letter S
  20. There are no doctors whose last name begins with the letter T
  21. There are no doctors whose last name begins with the letter U
  22. There are no doctors whose last name begins with the letter V
  23. There are no doctors whose last name begins with the letter W
  24. There are no doctors whose last name begins with the letter X
  25. There are no doctors whose last name begins with the letter Y
  26. There are no doctors whose last name begins with the letter Z
Reset all filters

Displaying 1-1 out of 1 doctors available

Last Name Initial: H

  1. Donald J. Hagler, Sr., M.D.

    Donald J. Hagler, Sr., M.D.

    1. Pediatric Cardiologist
    1. Rochester, MN
    2. Phoenix, AZ
    Areas of focus:

    Echocardiogram, Cardiac catheterization, Transesophageal echocardiogram, Percutaneous valve procedure, Fetal echocardio...gram, Heart disease, Patent ductus arteriosus, Patent foramen ovale, Atrial septal defect, Ventricular septal defect, Congenital heart disease

Oct. 25, 2022

Living with patent foramen ovale?

Connect with others like you for support and answers to your questions in the Heart & Blood Health support group on Mayo Clinic Connect, a patient community.

Heart & Blood Health Discussions

sjy70
High calcium score: I'm in shock

176 Replies Sun, Jul 21, 2024

csage1010 (Sue)
Anyone else out there with extremely high lipoprotein (a)?

124 Replies Fri, Jul 19, 2024

ashby1947
Does anyone have experience with Palliative Care?

147 Replies Sat, Jul 13, 2024

See more discussions