Summary

Dr. Douglas Guy treats hypertension and hypertensive emergency and performs contrast echocardiography, transthoracic echocardiography, and exercise stress testing as part of his cardiology practice. He has practiced cardiology for 42 years and is affiliated with St. Vincent Regional Hospital and Billings Clinic Hospital.

Dr. Guy completed his residency at University Hospital South Texas Medical Center and earned his medical degree from the University of Nebraska College of Medicine. He sees patients in Billings, Montana. Patients on Vitals rate Dr. Guy 5 out of 5.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 5
  • 42 years of experience
  • speaks English
  • University Hospital South Texas Medical Center
  • 3 written reviews
  • 2 specialties
  • 14 areas of expertise
  • 2 hospital affiliations
  • 1 office location
  • Male

Patients’ Perspective

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

Office Location

Douglas M Guy

2900 12th Ave NBillings, MT 59101
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

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Douglas M Guy, MDDr. Robert Louis Holman, MDDr. Felipe Villa Martignoni, MDDr. Tarek Ibrahim, MD
CardiologyInternal MedicineCardiologyCardiology
Accepts New Patients Accepts New Patients Accepts New Patients
5 
5 
0 
0 
42 Years of Experience 45 Years of Experience 18 Years of Experience 12 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English Speaks English
Billings , MTNespelem , WALubbock , TXBillings , MT
Med School: University Of Nebraska College Of Medicine Med School: University Of Illinois At Chicago College Of Medicine Med School: Universidade Federal De Santa Maria (Ufsm) Faculdade De Medicina Med School: Weill Cornell Medical College In Qatar
Current Profile
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Insurance Plans Accepted by Douglas M Guy

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

Medical Specialties

Douglas M Guy has the following 2 specialties

Specialty Expertise

Douglas M Guy has the following 14 areas of expertise

  • Acute Coronary Syndrome (ACS)
  • Arrhythmia
  • Atherosclerosis
  • Blood Clot
  • Cardiologist
  • Heart Attack
  • Heart Block
  • Heart Diseases
  • Heart Failure
  • High Blood Pressure (Hypertension)
  • High Cholesterol
  • Hypertension
  • Stroke
  • Unstable Angina

Certifications, License, & Education

42 Years Experience

Douglas M Guy holds an expired medical license in the states of Nebraska and Montana.

Medical License

Medical Doctor with an expired medical license in the state of Nebraska that expired in 2026 and an expired medical license in the state of Montana that expired in 2026.

Education & Training

Residency

Completed their residency at University Hospital South Texas Medical Center.

Medical School

Graduated from University Of Nebraska College Of Medicine in 1984.

NPI Number

Douglas M Guy's NPI number is 1508827692.

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Frequently Asked Questions

Which hospitals is Douglas Guy affiliated with?
Douglas Guy is affiliated with St Vincent Regional Hospital and Billings Clinic Hospital.
Does Douglas Guy accept my insurance?
You can see the insurance plans that Douglas Guy accepts on their Vitals profile.
Does Douglas Guy accept virtual/telehealth appointments?
Douglas Guy has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Douglas Guy's office located?
Douglas Guy's office is located at 2900 12th Ave N, Billings, MT, 59101.
Is Douglas Guy accepting new patients?
Douglas Guy is accepting new patients on Vitals. View Douglas Guy's profile on Vitals to make an appointment.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

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