G. Todd Alonso, MD
Associate Professor, Pediatrics-Barbara Davis Center

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Medical School:
  • MD, University of Texas Medical School at Houston (2006)
Undergraduate School:
  • BS, Texas Christian University (TX) (2001)
Residency:
  • Baylor College of Medicine Program, Pediatrics (2009)
Fellowships:
  • Children's Medical Center of Dallas/University of Texas Southwestern Medical School Program, Pediatric Endocrinology (2013)
Languages: English, Spanish
Department: Pediatrics-Barbara Davis Center

Professional Titles

  • Associate Professor
  • Medical Director

Recognition & Awards

  • Member, Alpha Omega Alpha Honor Society (2005)
    The University of Texas Houston Medical School

Teaching

  • Director of Education, Barbara Davis Center (2013)
    School of Medicine, Pediatrics
    Education of residents and medical students rotating through the diabetes service.

Publications

  • Demeterco-Berggren C, Ebekozien O, Rompicherla S, Jacobsen L, Accacha S, Gallagher MP, Alonso GT, Seyoum B, Vendrame F, Haw S, Basina M, Levy CJ, Maahs DM. Age and Hospitalization Risk in People with Type 1 Diabetes and COVID-19: Data from the T1D Exchange Surveillance Study. J Clin Endocrinol Metab. 2021 Sep 28. [Epub ahead of print] PubMed PMID: 34581790
  • Cobry E, Reznick-Lipina T, Pyle L, Slover RJ, Thomas JF, Alonso GT, Wadwa RP. Diabetes Technology Use in Remote Pediatric Patients with Type 1 Diabetes Using Clinic-to-Clinic Telemedicine. Diabetes Technol Ther. 2021 Sep 15. [Epub ahead of print] PubMed PMID: 34524007
  • Lyons SK, Ebekozien O, Garrity A, Buckingham D, Odugbesan O, Thomas S, Rioles N, Gallagher K, Sonabend RY, Lorincz I, Alonso GT, Kamboj MK, Lee JM. Increasing Insulin Pump Use Among 12- to 26-Year-Olds With Type 1 Diabetes: Results From the T1D Exchange Quality Improvement Collaborative. Clin Diabetes. 2021 Jul;39(3):272-277. PubMed PMID: 34421202
  • Prahalad P, Ebekozien O, Alonso GT, Clements M, Corathers S, DeSalvo D, Desimone M, Lee JM, Lorincz I, McDonough R, Majidi S, Odugbesan O, Obrynba K, Rioles N, Kamboj M, Jones NY, Maahs DM. Multi-Clinic Quality Improvement Initiative Increases Continuous Glucose Monitoring Use Among Adolescents and Young Adults With Type 1 Diabetes. Clin Diabetes. 2021 Jul;39(3):264-271. PubMed PMID: 34421201
  • Ginnard OZB, Alonso GT, Corathers SD, Demeterco-Berggren C, Golden LH, Miyazaki BT, Nelson G, Ospelt E, Ebekozien O, Lee JM, Obrynba KS, DeSalvo DJ. Quality Improvement in Diabetes Care: A Review of Initiatives and Outcomes in the T1D Exchange Quality Improvement Collaborative. Clin Diabetes. 2021 Jul;39(3):256-263. PubMed PMID: 34421200
  • Danne T, Lanzinger S, de Bock M, Rhodes ET, Alonso GT, Barat P, Elhenawy Y, Kershaw M, Saboo B, Scharf Pinto M, Chobot A, Dovc K. A Worldwide Perspective on COVID-19 and Diabetes Management in 22,820 Children from the SWEET Project: Diabetic Ketoacidosis Rates Increase and Glycemic Control Is Maintained. Diabetes Technol Ther. 2021 Sep;23(9):632-641. PubMed PMID: 34086503
  • Maahs DM, Alonso GT, Gallagher MP, Ebekozien O. Comment on Gregory et al. COVID-19 Severity Is Tripled in the Diabetes Community: A Prospective Analysis of the Pandemic's Impact in Type 1 and Type 2 Diabetes. Diabetes Care 2021;44:526-532. Diabetes Care. 2021 May;44(5):e102. PubMed PMID: 33972320
  • Alonso GT, Ebekozien O, Gallagher MP, Rompicherla S, Lyons SK, Choudhary A, Majidi S, Pinnaro CT, Balachandar S, Gangat M, Curda Roberts AJ, Marks BE, Creo A, Sanchez J, Seeherunvong T, Jimenez-Vega J, Patel NS, Wood JR, Gabriel L, Sumpter KM, Wilkes M, Rapaport R, Cymbaluk A, Wong JC, Sanda S, Albanese-O'neill A. Diabetic ketoacidosis drives COVID-19 related hospitalizations in children with type 1 diabetes. J Diabetes. 2021 Aug;13(8):681-687. PubMed PMID: 33855813
  • Lee JM, Carlson E, Albanese-O'Neill A, Demeterco-Berggren C, Corathers SD, Vendrame F, Weinstock RS, Prahalad P, Alonso GT, Kamboj M, DeSalvo DJ, Malik FS, Izquierdo R, Ebekozien O. Adoption of Telemedicine for Type 1 Diabetes Care During the COVID-19 Pandemic. Diabetes Technol Ther. 2021 Sep;23(9):642-651. PubMed PMID: 33851873
  • Alonso GT, Murphy C, Pyle L, Thomas S, Ohman-Hanson R, Rewers A. Increased Prevalence of Diabetic Ketoacidosis Among Colorado Children at Diagnosis of Type 1 Diabetes During the COVID-19 Pandemic Lockdown Resolves After Reopening. Diabetes Technol Ther. 2021 Sep;23(9):663-664. PubMed PMID: 33835859
  • Ebekozien O, Agarwal S, Noor N, Albanese-O'Neill A, Wong JC, Seeherunvong T, Sanchez J, DeSalvo D, Lyons SK, Majidi S, Wood JR, Acharya R, Aleppo G, Sumpter KM, Cymbaluk A, Shah NA, Van Name M, Cruz-Aviles L, Alonso GT, Gallagher MP, Sanda S, Feuer AJ, Cossen K, Rioles N, Jones NY, Kamboj MK, Hirsch IB. Inequities in Diabetic Ketoacidosis Among Patients With Type 1 Diabetes and COVID-19: Data From 52 US Clinical Centers. J Clin Endocrinol Metab. 2021 Mar 25;106(4):e1755-e1762. PubMed PMID: 33410917
  • Beliard K, Ebekozien O, Demeterco-Berggren C, Alonso GT, Gallagher MP, Clements M, Rapaport R. Increased DKA at presentation among newly diagnosed type 1 diabetes patients with or without COVID-19: Data from a multi-site surveillance registry. J Diabetes. 2021 Mar;13(3):270-272. PubMed PMID: 33283979
  • Alonso GT, Fink K, Maffeis C, Jannet S, Sari KV, Elizabeth D, Przemyslawa JC, Yash P, Carmel S. Variation in nutrition education practices in SWEET pediatric diabetes centers-an international comparison. Pediatr Diabetes. 2021 Mar;22(2):215-220. PubMed PMID: 33220017
  • Saiyed M, Hasnani D, Alonso GT, Richmond E, Besançon S, Cotterill A, Ngwu U, Mazza C, Rottembourg D, Lanzinger S. Worldwide differences in childhood type 1 diabetes: The SWEET experience. Pediatr Diabetes. 2021 Mar;22(2):207-214. PubMed PMID: 33038056
  • Saiyed M, Hasnani D, Alonso GT, Richmond E, Besançon S, Andrew C, Ngwu U, Mazza C, Rottenbourg D, Lanzinger S. Worldwide differences in Childhood Type 1 Diabetes: The SWEET experience. Pediatr Diabetes. 2020 Oct 10. [Epub ahead of print] PubMed PMID: 33038056
  • Alonso GT, Corathers S, Shah A, Clements M, Kamboj M, Sonabend R, DeSalvo D, Mehta S, Cabrera A, Rioles N, Ohmer A, Mehta R, Lee J. Erratum. Establishment of the T1D Exchange Quality Improvement Collaborative (T1DX-QI). Clinical Diabetes 2020;38:141-151 (DOI: 10.2337/cd19-0032). Clin Diabetes. 2020 Jul;38(3):322. PubMed PMID: 32694883
  • Ebekozien OA, Noor N, Gallagher MP, Alonso GT. Type 1 Diabetes and COVID-19: Preliminary Findings From a Multicenter Surveillance Study in the U.S. Diabetes Care. 2020 Aug;43(8):e83-e85. PubMed PMID: 32503837
  • Alonso GT, Corathers S, Shah A, Clements M, Kamboj M, Sonabend R, DeSalvo D, Mehta S, Cabrera A, Rioles N, Ohmer A, Mehta R, Lee J. Establishment of the T1D Exchange Quality Improvement Collaborative (T1DX-QI). Clin Diabetes. 2020 Apr;38(2):141-151. PubMed PMID: 32327886
  • Alonso GT, Coakley A, Pyle L, Manseau K, Thomas S, Rewers A. Diabetic Ketoacidosis at Diagnosis of Type 1 Diabetes in Colorado Children, 2010-2017. Diabetes Care. 2020 Jan;43(1):117-121. PubMed PMID: 31601639
  • Berget C, Thomas SE, Messer LH, Thivener K, Slover RH, Wadwa RP, Alonso GT. A Clinical Training Program for Hybrid Closed Loop Therapy in a Pediatric Diabetes Clinic. J Diabetes Sci Technol. 2020 Mar;14(2):290-296. PubMed PMID: 30862242
  • Alonso GT, Corathers S, Shah A, Clements M, Kamboj M, Sonabend R, DeSalvo D, Mehta S, Cabrera A, Rioles N, Ohmer A, Mehta R, Lee J. Erratum. Establishment of the T1D Exchange Quality Improvement Collaborative (T1DX-QI). Clinical Diabetes 2020;38:141-151 (DOI: 10.2337/cd19-0032). Clin Diabetes. 2020 Jul;38(3):322. PubMed PMID: 32694883
  • Ebekozien OA, Noor N, Gallagher MP, Alonso GT. Type 1 Diabetes and COVID-19: Preliminary Findings From a Multicenter Surveillance Study in the U.S. Diabetes Care. 2020 Aug;43(8):e83-e85. PubMed PMID: 32503837
  • Alonso GT, Corathers S, Shah A, Clements M, Kamboj M, Sonabend R, DeSalvo D, Mehta S, Cabrera A, Rioles N, Ohmer A, Mehta R, Lee J. Establishment of the T1D Exchange Quality Improvement Collaborative (T1DX-QI). Clin Diabetes. 2020 Apr;38(2):141-151. PubMed PMID: 32327886
  • Alonso GT, Coakley A, Pyle L, Manseau K, Thomas S, Rewers A. Diabetic Ketoacidosis at Diagnosis of Type 1 Diabetes in Colorado Children, 2010-2017. Diabetes Care. 2020 Jan;43(1):117-121. PubMed PMID: 31601639
  • Berget C, Thomas SE, Messer LH, Thivener K, Slover RH, Wadwa RP, Alonso GT. A Clinical Training Program for Hybrid Closed Loop Therapy in a Pediatric Diabetes Clinic. J Diabetes Sci Technol. 2020 Mar;14(2):290-296. PubMed PMID: 30862242
  • Alonso GT, Coakley A, Pyle L, Manseau K, Thomas S, Rewers A. Diabetic Ketoacidosis at Diagnosis of Type 1 Diabetes in Colorado Children, 2010-2017. Diabetes Care. 2019 Oct 10. [Epub ahead of print] PubMed PMID: 31601639
  • Muñoz C, Floreen A, Garey C, Karlya T, Jelley D, Alonso GT, McAuliffe-Fogarty A. Misdiagnosis and Diabetic Ketoacidosis at Diagnosis of Type 1 Diabetes: Patient and Caregiver Perspectives. Clin Diabetes. 2019 Jul;37(3):276-281. PubMed PMID: 31371859
  • Berget C, Thomas SE, Messer LH, Thivener K, Slover RH, Wadwa RP, Alonso GT. A Clinical Training Program for Hybrid Closed Loop Therapy in a Pediatric Diabetes Clinic. J Diabetes Sci Technol. 2019 Mar 12;:1932296819835183. [Epub ahead of print] PubMed PMID: 30862242
  • Mulinacci G, Alonso GT, Snell-Bergeon JK, Shah VN. Glycemic Outcomes with Early Initiation of Continuous Glucose Monitoring System in Recently Diagnosed Patients with Type 1 Diabetes. Diabetes Technol Ther. 2019 Jan;21(1):6-10. PubMed PMID: 30575413
  • Muñoz C, Floreen A, Garey C, Karlya T, Jelley D, Alonso GT, McAuliffe-Fogarty A. Misdiagnosis and Diabetic Ketoacidosis at Diagnosis of Type 1 Diabetes: Patient and Caregiver Perspectives. Clin Diabetes. 2019 Jul;37(3):276-281. PubMed PMID: 31371859
  • Mulinacci G, Alonso GT, Snell-Bergeon JK, Shah VN. Glycemic Outcomes with Early Initiation of Continuous Glucose Monitoring System in Recently Diagnosed Patients with Type 1 Diabetes. Diabetes Technol Ther. 2019 Jan;21(1):6-10. PubMed PMID: 30575413
  • Maffeis C, Birkebaek NH, Konstantinova M, Schwandt A, Vazeou A, Casteels K, Jali S, Limbert C, Pundziute-Lycka A, Toth-Heyn P, de Beaufort C, Sumnik Z, Cherubini V, Svensson J, Pacaud D, Kanaka-Gantenbein C, Shalitin S, Bratina N, Hanas R, Alonso GT, Poran L, Pereira AL, Marigliano M. Prevalence of underweight, overweight, and obesity in children and adolescents with type 1 diabetes: Data from the international SWEET registry. Pediatr Diabetes. 2018 Nov;19(7):1211-1220. PubMed PMID: 30033651
  • Alonso GT, Hink R, De Georgeo MR, Vidal K, Thomas S, Swaschnig D, Spiegel G, Owen S, Thurston J, Pyle L, Slover R. Improving the Insulin Pump Initiation Process for Pediatric Patients with Type 1 Diabetes through Application of Lean Quality Improvement Methods. Perm J. 2018 Jul 12;22. PubMed PMID: 30005730
  • Alonso GT, Rabon S, White PC. Weight gain after treatment of Graves' disease in children. Clin Endocrinol (Oxf). 2018 Jan;88(1):66-70. PubMed PMID: 29023978
  • Maffeis C, Birkebaek NH, Konstantinova M, Schwandt A, Vazeou A, Casteels K, Jali S, Limbert C, Pundziute-Lycka A, Toth-Heyn P, de Beaufort C, Sumnik Z, Cherubini V, Svensson J, Pacaud D, Kanaka-Gantenbein C, Shalitin S, Bratina N, Hanas R, Alonso GT, Poran L, Pereira AL, Marigliano M. Prevalence of underweight, overweight, and obesity in children and adolescents with type 1 diabetes: Data from the international SWEET registry. Pediatr Diabetes. 2018 Nov;19(7):1211-1220. PubMed PMID: 30033651
  • Alonso GT, Hink R, De Georgeo MR, Vidal K, Thomas S, Swaschnig D, Spiegel G, Owen S, Thurston J, Pyle L, Slover R. Improving the Insulin Pump Initiation Process for Pediatric Patients with Type 1 Diabetes through Application of Lean Quality Improvement Methods. Perm J. 2018;22:17-147. PubMed PMID: 30005730
  • Alonso GT, Rabon S, White PC. Weight gain after treatment of Graves' disease in children. Clin Endocrinol (Oxf). 2018 Jan;88(1):66-70. PubMed PMID: 29023978
  • Baldelli L, Flitter B, Pyle L, Maahs DM, Klingensmith G, Slover R, Alonso GT. A survey of youth with new onset type 1 diabetes: Opportunities to reduce diabetic ketoacidosis. Pediatr Diabetes. 2017 Nov;18(7):547-552. PubMed PMID: 27726268
  • Alonso GT, Rabon S, White PC. Weight gain after treatment of Graves' disease in children. Clin Endocrinol (Oxf). 2017 Oct 12. [Epub ahead of print] PubMed PMID: 29023978
  • Alonso GT, Pyle L, Frohnert B. Change in hemoglobin A1c one year following the 2014 American Diabetes Association guideline update. Diabetes Res Clin Pract. 2017 Jul;129:169-172. PubMed PMID: 28528078
  • Davis SM, Maddux AB, Alonso GT, Okada CR, Mourani PM, Maahs DM. Profound hypokalemia associated with severe diabetic ketoacidosis. Pediatr Diabetes. 2016 Feb;17(1):61-5. PubMed PMID: 25430801
  • Poppy A, Retamal-Munoz C, Cree-Green M, Wood C, Davis S, Clements SA, Majidi S, Steck AK, Alonso GT, Chambers C, Rewers A. Reduction of Insulin Related Preventable Severe Hypoglycemic Events in Hospitalized Children. Pediatrics. 2016 Jul;138(1). PubMed PMID: 27317577
  • Frohnert BI, Alonso GT. Challenges in Delivering Smaller Doses of Insulin. Diabetes Technol Ther. 2015 Sep;17(9):597-9. PubMed PMID: 26317878
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Professional Memberships

  • American Academy of Pediatrics (AAP), FAAP
  • American Diabetes Association, Member
  • International Society for Pediatric and Adolescent Diabetes (ISPAD), Member

Practice Locations

Barbara Davis Center for Childhood Diabetes - Specialty Clinic
1775 Aurora Ct
Aurora, CO 80045
303-724-2323

Children's Hospital Colorado Anschutz Medical Campus
13123 East 16th Ave
Aurora, CO 80045
720-777-1234

Hospital Affiliation
  • Children's Hospital Colorado
Center Affiliations

Specialty Information

Specialties
  • Pediatrics, Board Certification (2010)
  • Pediatric Endocrinology
Conditions & Treatments
  • Child and Teen Health - Juvenile Diabetes
  • Child and Teen Health
Clinical Interests
My interests include caring for children and adolescents with endocrinologic illnesses, with a primary focus on type I diabetes mellitus.

Care Philosophy
I enjoy playing a role on a multidisciplinary team, aiming to provide excellent medical care, education, and support to patients and their families.

Personal Interests
In my spare time, I enjoy family activities with my wife and our four boys.

Volunteer Activities
American Diabetes Association, Camp Colorado

General Information

Medical Schools:
  • MD, University of Texas Medical School at Houston (2006)
Undergraduate Schools:
  • BS, Texas Christian University (TX) (2001)
Residency Programs:
  • Baylor College of Medicine Program, Pediatrics (2009)
Fellowships:
  • Children's Medical Center of Dallas/University of Texas Southwestern Medical School Program, Pediatric Endocrinology (2013)
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Languages: English, Spanish
Department: Pediatrics-Barbara Davis Center
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