Hayley Ennis, MD

Professional Titles

• Assistant Professor

Recognitions

• Richard S. Laskin Research Award, Hospital for Special Surgery (HSS) Annual Hip & Knee Meeting (2019)

Publications

• Ennis HE, Bondar K, McCormick J, Chen CJ, Donnally CJ 3rd, Kaplan L. The 50 Most Cited Articles in the Indications, Risk Factors, Techniques, and Outcomes of ACL Revision Surgery. J Knee Surg. 2021 Sep;34(11):1170-1181. PubMed PMID: 32369839
• Lekic N, Sheu J, Ennis H, Lebwohl N, Al-Maaieh M. Why you should wear your seatbelt on an airplane: Burst fracture of the atlas (jefferson fracture) due to in-flight turbulence. J Orthop. 2020 Jan-Feb;17:78-82. PubMed PMID: 31879479
• Barrera CM, Ennis H, Delcroix GJ, Kaimrajh D, Milne E, Latta L, Baraga MG. Supplemental Fixation of Inner Graft Limbs in All-Inside, Quadrupled, Single-Tendon Anterior Cruciate Ligament Reconstruction Graft Construct Yields Improved Biomechanical Properties. Arthroscopy. 2019 Mar;35(3):909-918. PubMed PMID: 30736995
• Griswold AJ, Perez J, Nuytemans K, Strong TA, Wang L, Vance DD, Ennis H, Smith MK, Best TM, Vance JM, Pericak-Vance MA, Kaplan LD. Transcriptomic analysis of synovial extracellular RNA following knee trauma: A pilot study. J Orthop Res. 2018 Jun;36(6):1659-1665. PubMed PMID: 29106758
• Genemaras AA, Ennis H, Bradshaw B, Kaplan L, Huang CC. Effects of Anti-Inflammatory Agents on Expression of Early Responsive Inflammatory and Catabolic Genes in Ex Vivo Porcine Model of Acute Knee Cartilage Injury. Cartilage. 2018 Jul;9(3):293-303. PubMed PMID: 29986604
• Ennis H, Barrera CM, Kaplan L, Jose J. Posterior capsular avulsion of the elbow without associated dislocation or ligamentous injury. J Shoulder Elbow Surg. 2018 Aug;27(8):e264-e267. PubMed PMID: 29861302
• Meijer KA, Fury MS, Ennis H, Grau L, Baraga M, Jose J, Andrews JR, Kaplan L. Radial Shaft Stress Fracture in a Major League Pitcher. Am J Orthop (Belle Mead NJ). 2017 Sep Oct;46(5):E326-E329. PubMed PMID: 29099895
• Ennis HE, Ialenti MN, Jose J, Baraga M. A Rare Case of Isolated Salmonella Species Group B Sacroiliitis in a Healthy Collegiate-Level Swimmer: A Case Report. JBJS Case Connect. 2017 Jul-Sep;7(3):e55. PubMed PMID: 29252885
• Genemaras AA, Ennis H, Kaplan L, Huang CY. Inflammatory cytokines induce specific time- and concentration-dependent MicroRNA release by chondrocytes, synoviocytes, and meniscus cells. J Orthop Res. 2016 May;34(5):779-90. PubMed PMID: 26505891
• Genemaras AA, Ennis H, Bradshaw B, Kaplan L, Huang CC. Effects of Anti-Inflammatory Agents on Expression of Early Responsive Inflammatory and Catabolic Genes in Ex Vivo Porcine Model of Acute Knee Cartilage Injury. Cartilage. 2018 Jul;9(3):293-303. PubMed PMID: 29986604
• Ennis H, Barrera CM, Kaplan L, Jose J. Posterior capsular avulsion of the elbow without associated dislocation or ligamentous injury. J Shoulder Elbow Surg. 2018 Aug;27(8):e264-e267. PubMed PMID: 29861302
• Genemaras AA, Ennis H, Kaplan L, Huang CY. Inflammatory cytokines induce specific time- and concentration-dependent MicroRNA release by chondrocytes, synoviocytes, and meniscus cells. J Orthop Res. 2016 May;34(5):779-90. PubMed PMID: 26505891
• Barrera CM, Ennis H, Delcroix GJ, Kaimrajh D, Milne E, Latta L, Baraga MG. Supplemental Fixation of Inner Graft Limbs in All-Inside, Quadrupled, Single-Tendon Anterior Cruciate Ligament Reconstruction Graft Construct Yields Improved Biomechanical Properties. Arthroscopy. 2019 Mar;35(3):909-918. PubMed PMID: 30736995
• Meijer KA, Fury MS, Ennis H, Grau L, Baraga M, Jose J, Andrews JR, Kaplan L. Radial Shaft Stress Fracture in a Major League Pitcher. Am J Orthop (Belle Mead NJ). 2017 Sep Oct;46(5):E326-E329. PubMed PMID: 29099895
• Griswold AJ, Perez J, Nuytemans K, Strong TA, Wang L, Vance DD, Ennis H, Smith MK, Best TM, Vance JM, Pericak-Vance MA, Kaplan LD. Transcriptomic analysis of synovial extracellular RNA following knee trauma: A pilot study. J Orthop Res. 2018 Jun;36(6):1659-1665. PubMed PMID: 29106758
• Ennis HE, Ialenti MN, Jose J, Baraga M. A Rare Case of Isolated Salmonella Species Group B Sacroiliitis in a Healthy Collegiate-Level Swimmer: A Case Report. JBJS Case Connect. 2017 Jul-Sep;7(3):e55. PubMed PMID: 29252885
• Lekic N, Sheu J, Ennis H, Lebwohl N, Al-Maaieh M. Why you should wear your seatbelt on an airplane: Burst fracture of the atlas (jefferson fracture) due to in-flight turbulence. J Orthop. 2020 Jan-Feb;17:78-82. PubMed PMID: 31879479
• Ennis HE, Bondar K, McCormick J, Chen CJ, Donnally CJ 3rd, Kaplan L. The 50 Most Cited Articles in the Indications, Risk Factors, Techniques, and Outcomes of ACL Revision Surgery. J Knee Surg. 2021 Sep;34(11):1170-1181. PubMed PMID: 32369839
• Hayley E. Ennis, Kyle T. Lamar, Roseann M. Johnson, Jessica L. Phillips, Jason M. Jennings. Comparison of Outcomes in High versus Low Activity Level Patients After Total Joint Arthroplasty. J Arthroplasty
• Douglas A. Dennis, Gerard H. Smith, Jessica Phillips, Hayley Ennis, Jason M Jennings, Tristan Jones, Jim Pierrepont. Does Individualization of Acetabular Component Position Affect Prosthetic or Bone Impingement Following THA? J Arthroplasty
• Jessica L. H. Phillips, Hayley E. Ennis, Jason M. Jennings, Douglas A. Dennis. Screening and Management of Malnutrition in Total Joint Arthroplasty. Invited manuscript – submitted to J Am Acad Orthop Surg. Nov 2022.
• Hayley E. Ennis, Jessica L. H. Phillips, Jason M. Jennings, Douglas A. Dennis. Patellofemoral Arthroplasty. Invited manuscript – submitted to J Am Acad Orthop Surg. Jan 2023.
• Ennis HE, Phillips JLH, Jennings JM, Dennis DA. Patellofemoral Arthroplasty. J Am Acad Orthop Surg. 2023 Oct 1;31(19):1009-1017. PubMed PMID: 37364255
• Phillips JLH, Ennis HE, Jennings JM, Dennis DA. Screening and Management of Malnutrition in Total Joint Arthroplasty. J Am Acad Orthop Surg. 2023 Apr 1;31(7):319-325. PubMed PMID: 36812414
• Ennis HE, Lamar KT, Johnson RM, Phillips JL, Jennings JM. Comparison of Outcomes in High Versus Low Activity Level Patients After Total Joint Arthroplasty. J Arthroplasty. 2023 Jun 26. [Epub ahead of print] PubMed PMID: 37380140
• Dennis DA, Smith GH, Phillips JLH, Ennis HE, Jennings JM, Plaskos C, Pierrepont JW. Does Individualization of Cup Position Affect Prosthetic or Bone Impingement Following Total Hip Arthroplasty?. J Arthroplasty. 2023 Jul;38(7S):S257-S264. PubMed PMID: 37100096
• Ennis HE, Lamar KT, Johnson RM, Phillips JL, Jennings JM. Comparison of Outcomes in High Versus Low Activity Level Patients After Total Joint Arthroplasty. J Arthroplasty. 2024 Jan;39(1):54-59. PubMed PMID: 37380140
• Ennis HE, Phillips JLH, Jennings JM, Dennis DA. Patellofemoral Arthroplasty. J Am Acad Orthop Surg. 2023 Oct 1;31(19):1009-1017. PubMed PMID: 37364255
• Dennis DA, Smith GH, Phillips JLH, Ennis HE, Jennings JM, Plaskos C, Pierrepont JW. Does Individualization of Cup Position Affect Prosthetic or Bone Impingement Following Total Hip Arthroplasty?. J Arthroplasty. 2023 Jul;38(7S):S257-S264. PubMed PMID: 37100096
• Phillips JLH, Ennis HE, Jennings JM, Dennis DA. Screening and Management of Malnutrition in Total Joint Arthroplasty. J Am Acad Orthop Surg. 2023 Apr 1;31(7):319-325. PubMed PMID: 36812414

Professional Memberships

• American Association of Hip & Knee Surgeons (AAHKS), Member
• Women In Arthroplasty Group, AAHKS, Member
• Alpha Omega Alpha, Member
• American Academy of Orthopedic Surgeons, Member

Practice Locations

• UCHealth Broomfield Hospital
• UCHealth Longs Peak Hospital

Specialty Information

• Adult Reconstructive Orthopedics (2022)
• Fellowship Trained in Adult Reconstruction Orthopedics/Hip & Knee Replacement, Specialized Training (2022)

• Bones, Joints and Muscles
• Bones, Joints and Muscles - Arthritis
• Bones, Joints and Muscles - Hip Injuries and Disorders
• Bones, Joints and Muscles - Knee Injuries and Disorders
• Bones, Joints and Muscles - Leg Injuries and Disorders