0 reviews
Summary
Dr. Ryan Vaca specializes in oncology and internal medicine, bringing 13 years of experience to cancer care and comprehensive medical treatment. He earned his medical degree from the Sanford School of Medicine at the University of South Dakota and completed his residency at Gundersen Lutheran Health System. Dr. Vaca is fluent in English.
Dr. Vaca practices at multiple locations across South Dakota and Minnesota, including Sioux Falls and Marshall. His expertise includes treating various forms of lung cancer, including both non-small cell and small cell types. He performs essential diagnostic tests such as complete blood counts and comprehensive metabolic panels to monitor patient health throughout treatment.
Dr. Vaca practices at multiple locations across South Dakota and Minnesota, including Sioux Falls and Marshall. His expertise includes treating various forms of lung cancer, including both non-small cell and small cell types. He performs essential diagnostic tests such as complete blood counts and comprehensive metabolic panels to monitor patient health throughout treatment.
Overview based on verified provider data
Quick Facts
- accepting new patients
- 13 years of experience
- speaks English
- Gundersen Lutheran Health System
- 2 specialties
- 8 areas of expertise
- 4 hospital affiliations
- 5 office locations
- Male
Office Locations
Dr. Ryan Anthony Vaca has 5 locationsAvera Medical Group Oncology And Hematology
1000 E 23rd St Ste 230Sioux Falls, SD 57105 Tel: (605) 322-6900
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
Avera Cancer Institute At Marshall
300 S Bruce StMarshall, MN 56258 Tel: (507) 537-9000
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
Avera Mckennan Hospital And University Health Center
1325 S Cliff AveSioux Falls, SD 57105 Tel: (605) 322-8000
Avera Cancer Institute At Sioux Falls
1000 E 23rd StSioux Falls, SD 57105Mon8:00 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
Compare with Similar Doctors
![]() | ![]() | ![]() | ![]() |
| Dr. Ryan Anthony Vaca, MD | Dr. Tzvi Yehuda Neuman, DO | Dr. Shrikanth Sampath | Dr. Whitnee Alexander Otto |
| Oncology | Critical Care Medicine | Cardiovascular Disease | Cardiovascular Disease |
| Accepts New Patients | |||
| 13 Years of Experience | 22 Years of Experience | 9 Years of Experience | 5 Years of Experience |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Speaks English | Speaks English, Spanish | ||
| Sioux Falls , SD | Barrington , IL | Darby , PA | Sioux Falls , SD |
| Med School: Sanford School Of Medicine Of The University Of South Dakota | Med School: New York Institute Of Technology College Of Osteopathic Medicine | Med School: Yenepoya Medical College | Med School: St Georges University School Of Medicine |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Ryan Anthony Vaca
Medical Specialties
Dr. Ryan Anthony Vaca has the following 2 specialties
Specialty Expertise
Dr. Ryan Anthony Vaca has the following 8 areas of expertise
Certifications, License, & Education
13 Years Experience
Dr. Ryan Anthony Vaca holds active and expired medical licenses in the states of South Dakota and Minnesota.
Medical License
Medical Doctor with an active medical license in the state of South Dakota that expires in 2027 and an expired medical license in the state of Minnesota that expired in 2026.
Education & Training
Residency
Completed their residency at Gundersen Lutheran Health System.
Medical School
Graduated from Sanford School Of Medicine Of The University Of South Dakota in 2013.
NPI Number
Dr. Vaca's NPI number is 1700222148.
Similar doctors
Frequently Asked Questions
- What languages does Dr. Ryan Vaca speak?
- Dr. Ryan Vaca speaks English.
- Does Dr. Ryan Vaca accept virtual/telehealth appointments?
- Dr. Ryan Vaca has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Is Dr. Ryan Vaca accepting new patients?
- Dr. Ryan Vaca is accepting new patients on Vitals. View Dr. Ryan Vaca's profile on Vitals to make an appointment.
- How can I make an appointment with Dr. Ryan Vaca?
- You can find contact information for Dr. Ryan Vaca here on Vitals.
- Does Dr. Ryan Vaca accept my insurance?
- You can see the insurance plans that Dr. Ryan Vaca accepts on their Vitals profile.
Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews
Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.
Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.
Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.


