Heather Greenwood, MD

Associate Professor
Assoc Professor Clin Radiology


Heather Greenwood, MD, is an Associate Professor of Clinical Radiology in the Breast Imaging section at the University of California, San Francisco. She obtained her medical degree from Northwestern University, Chicago, Illinois in 2008, followed by a one-year internship at MacNeal Hospital, Berwyn, Illinois. Dr. Greenwood completed a four-year Diagnostic Radiology residency at New York University Hospital in 2013, followed by a Breast Imaging fellowship at UCSF in 2014.

Breast Imaging

Diagnostic and screening mammography examinations, breast MRI, performing breast ultrasound examinations, image guided wire localizations prior to surgery and performing percutaneous breast biopsies

Professional Interests:
Breast MRI, screening mammography, high-risk breast cancer screening, percutaneous breast biopsies, fellow/resident/medical student education, breast cancer screening prior to fertility treatment

Education and Training:
• Medical School: Northwestern University, Chicago, IL
• Internship: MacNeal Hospital, Berwyn IL
• Residency: NYU Hospital, New York, NY
• Fellowship: University of California, San Francisco – Women’s Imaging


2022 - Diversity, Equity, and Inclusion Champion Training, University of California
2014 - Breast Imaging Fellowship, UCSF
2013 - Diagnostic Radiology Residency, NYU School of Medicine
MD, 2008 - , Northwestern University Feinberg School of Medicine
BA, 2004 - , Northwestern University

Honors and Awards

Volunteer Service Award, American Board of Radiology, 2021
Summa Cum Laude, Northwestern University, 2004
Phi Beta Kappa, Northwestern University, 2003


Elle N Clelland, Judy Gonzalez-Vargas, Sarah G Palilla, Suneil K Koliwad, Heather I Greenwood, Christopher J Schwartz, Chris C. Benz, Diana L Alba, Rita A Mukhtar. 407 Moving from observational studies to a clinical trial: the impact of obesity and surgical weight loss on breast imaging, tissue, and cancer screening experience: the B-BRITE study. Journal of Clinical and Translational Science. 2023 Apr 24; 7(s1):121-122.
Glencer AC, Miller PN, Greenwood H, Maldonado Rodas CK, Freimanis R, Basu A, Mukhtar RA, Brabham C, Kim P, Hwang ES, Rosenbluth JM, Hirst GL, Campbell MJ, Borowsky AD, Esserman LJ. Identifying Good Candidates for Active Surveillance of Ductal Carcinoma In Situ: Insights from a Large Neoadjuvant Endocrine Therapy Cohort. Cancer Res Commun. 2022 12; 2(12):1579-1589.
Cristian K. Maldonado Rodas, Heather Greenwood, Rita Freimanis, Alexander D. Borowsky, Gillian Hirst, Nola Hylton, Laura Esserman, Amrita Basu. Abstract B015: MRI features can identify DCIS patients who can be managed with endocrine therapy alone. Cancer Prevention Research. 2022 Dec 1; 15(12_Supplement_1):b015-b015.
Kevin L. Lu, Ryan Sieberg, Rita I. Freimanis, Heather I. Greenwood, Christopher J. Schwartz. Alveolar soft part sarcoma of the pectoralis mimicking a breast mass: A case report. Human Pathology Reports. 2022 Sep 1; 29:300674.
Kevin L. Lu Ryan Sieberg, Rita I.Freimanis, Heather I. Greenwood, Christopher J. Schwartz. Case Report Alveolar soft part sarcoma of the pectoralis mimicking a breast mass: A case report. Human Pathology Reports. 2022; 29.
Greenwood HI, Price ER, Lee AY, Kelil T, Jones C, Le M, Jaswa EG. Outcomes of screening mammography performed prior to fertility treatment in women ages 40-49. Clin Imaging. 2021 Dec; 80:359-363.
Leong LT, Malkov S, Drukker K, Niell BL, Sadowski P, Wolfgruber T, Greenwood HI, Joe BN, Kerlikowske K, Giger ML, Shepherd JA. Dual-energy three-compartment breast imaging for compositional biomarkers to improve detection of malignant lesions. Commun Med (Lond). 2021; 1:29.
Jamie N Holtz, Genevieve A Woodard, Jessica H Hayward, Kimberly M Ray, Neeta Kannan, Heather I Greenwood, Bonnie N Joe, Amie Y Lee. The Value of Targeted Ultrasound for the Primary Evaluation of Breast Symptoms in Pregnant Women of All Ages. Journal of Breast Imaging. 2021 Aug 18.
Tang A, Cohan CM, Hansen KS, Beattie G, Greenwood HI, Mukhtar RA. Relationship between body mass index and malignancy rates of MRI-guided breast biopsies: impact of clinicodemographic factors. Breast Cancer Res Treat. 2021 Aug; 188(3):739-747.
Abel MK, Greenwood H, Kelil T, Guo R, Brabham C, Hylton N, Wong J, Alvarado M, Ewing C, Esserman LJ, Boughey JC, Mukhtar RA. Accuracy of breast MRI in evaluating nodal status after neoadjuvant therapy in invasive lobular carcinoma. NPJ Breast Cancer. 2021 Mar 05; 7(1):25.
Heather Greenwood, Rita Freimanis, Case Brabham, Rita Mukhtar, Gillian Hirst, Paul Kim, April Liang, Laura Esserman, Nola Hylton, Amrita Basu. Abstract PD5-01: Magnetic resonance imaging insights from an active surveillance cohort of women with DCIS. Cancer Research. 2021 Feb 15; 81(4_Supplement):pd5-01-pd5-01.
Case Brabham, Rita Mukhtar, April Liang, Paul Kim, Gillian Hirst, Amrita Basu, Heather Greenwood, Rita Freimanis, Alexander Borowsky, Shelley Hwang, Rick Baehner, Gregor Krings, Nola Hylton, Laura Esserman. Abstract PS1-03: Active surveillance for DCIS: Clinical outcomes at 5.6 years mean follow-up. Cancer Research. 2021 Feb 15; 81(4_Supplement):ps1-03-ps1-03.
Greenwood HI, Kelil T, Lobach IV, Fong V, Price ER. Post-lumpectomy breast calcifications: Can original tumor features assist in determining need for biopsy? Clin Imaging. 2021 Jul; 75:16-21.
Greenwood HI, Freimanis RI. Commentary on "Comparison of Abbreviated Breast MRI vs Digital Breast Tomosynthesis for Breast Cancer Detection Among Women With Dense Breasts Undergoing Screening". AJR Am J Roentgenol. 2021 01; 216(1):37.
Chung M, Hayward JH, Woodard GA, Knobel A, Greenwood HI, Ray KM, Joe BN, Lee AY. US as the Primary Imaging Modality in the Evaluation of Palpable Breast Masses in Breastfeeding Women, Including Those of Advanced Maternal Age. Radiology. 2020 11; 297(2):316-324.
Vyas S, Greenwood HI, Jankowski T, Freimanis RI, Kallianos KG, Henry TS, Strachowski LM. A case of acute onset gigantomastia in a 20-year-old woman. Clin Imaging. 2020 Dec; 68:57-60.
Paul Kim, Heather I. Greenwood, Rita I. Freimanis, Gillian L Hirst, Megan Fischer-Colbrie, Jessica Gibbs, Nola M Hylton, Christina Yau, Eun-Sil Shelley Hwang, Laura J. Esserman, Rita A Mukhtar. Abstract P6-16-06: Improved early stratification of invasive cancer risk using MRI in a ductal carcinoma in-situ short-term active surveillance cohort treated with neoadjuvant endocrine therapy. Cancer Research. 2020 Feb 15; 80(4_Supplement):p6-16-06-p6-16-06.
Olivia Linden, Tatiana Kelil, Heather Greenwood, Marietya Lauw, Loretta Strachowski. Capsular synovial metaplasia mimicking radiographic features of implant-associated anaplastic lymphoma. Clinical Imaging. 2020 Feb 1; 59(2):144-147.
Linden O, Kelil T, Greenwood H, Lauw M, Strachowski L. Capsular synovial metaplasia mimicking radiographic features of implant-associated anaplastic lymphoma. Clin Imaging. 2020 Feb; 59(2):144-147.
Greenwood HI, Greenwood EA, Lee AY, Price ER. Outcomes of screening mammography in women less than 40 prior to fertility treatment: a retrospective pilot study. Clin Imaging. 2020 Feb; 59(2):109-113.
Greenwood HI, Wilmes LJ, Kelil T, Joe BN. Role of Breast MRI in the Evaluation and Detection of DCIS: Opportunities and Challenges. J Magn Reson Imaging. 2020 09; 52(3):697-709.
Hinton B, Ma L, Mahmoudzadeh AP, Malkov S, Fan B, Greenwood H, Joe B, Lee V, Kerlikowske K, Shepherd J. Deep learning networks find unique mammographic differences in previous negative mammograms between interval and screen-detected cancers: a case-case study. Cancer Imaging. 2019 Jun 22; 19(1):41.
Greenwood HI, Wong JM, Mukhtar RA, Alvarado MD, Price ER. Feasibility of Magnetic Seeds for Preoperative Localization of Axillary Lymph Nodes in Breast Cancer Treatment. AJR Am J Roentgenol. 2019 10; 213(4):953-957.
Hinton B, Ma L, Mahmoudzadeh AP, Malkov S, Fan B, Greenwood H, Joe B, Lee V, Strand F, Kerlikowske K, Shepherd J. Derived mammographic masking measures based on simulated lesions predict the risk of interval cancer after controlling for known risk factors: a case-case analysis. Med Phys. 2019 Mar; 46(3):1309-1316.
Callen AL, Lobach I, Mesina O, Marcus S, Joe BN, Sickles EA, Greenwood HI. The Gambler's Fallacy in Screening Mammography. J Am Coll Radiol. 2019 Jun; 16(6):830-833.
Drukker K, Giger ML, Joe BN, Kerlikowske K, Greenwood H, Drukteinis JS, Niell B, Fan B, Malkov S, Avila J, Kazemi L, Shepherd J. Combined Benefit of Quantitative Three-Compartment Breast Image Analysis and Mammography Radiomics in the Classification of Breast Masses in a Clinical Data Set. Radiology. 2019 03; 290(3):621-628.
Lee AY, Navarro R, Busby LP, Greenwood HI, Bucknor MD, Ray KM, Joe BN. Characterization of Metastatic Sternal Lesions on Dynamic Contrast-Enhanced Breast MRI in Women with Invasive Breast Cancer. Acad Radiol. 2019 10; 26(10):1358-1362.
Greenwood HI. Abbreviated protocol breast MRI: The past, present, and future. Clin Imaging. 2019 Jan - Feb; 53:169-173.
Greenwood HI, Dodelzon K, Katzen JT. Impact of Advancing Technology on Diagnosis and Treatment of Breast Cancer. Surg Clin North Am. 2018 Aug; 98(4):703-724.
Lee AY, Nguyen VT, Arasu VA, Greenwood HI, Ray KM, Joe BN, Price ER. Sonographic-MRI Correlation After Percutaneous Sampling of Targeted Breast Ultrasound Lesions: Initial Experiences With Limited-Sequence Unenhanced MRI for Postprocedural Clip Localization. AJR Am J Roentgenol. 2018 Apr; 210(4):927-934.
Ray KM, Kerlikowske K, Lobach IV, Hofmann MB, Greenwood HI, Arasu VA, Hylton NM, Joe BN. Effect of Background Parenchymal Enhancement on Breast MR Imaging Interpretive Performance in Community-based Practices. Radiology. 2018 03; 286(3):822-829.
Greenwood HI, Lee AY, Lobach IV, Carpentier BM, Freimanis RI, Strachowski LM. Clustered Microcysts on Breast Ultrasound: What Is an Appropriate Management Recommendation? AJR Am J Roentgenol. 2017 Dec; 209(6):W395-W399.
Greenwood HI, Freimanis RI, Carpentier BM, Joe BN. Clinical Breast Magnetic Resonance Imaging: Technique, Indications, and Future Applications. Semin Ultrasound CT MR. 2018 Feb; 39(1):45-59.
Garcia-Reyes K, Greenwood HI, Price ER. Outcomes of ultrasound-guided axillary lymph node sampling in the absence of primary breast cancer. Clin Imaging. 2017 Jul - Aug; 44:92-96.
Heather I. Greenwood, Bonnie N. Joe. In Situ Disease on Breast MRI. Breast Oncology: Techniques, Indications, and Interpretation. 2017 Jan 1; 181-196.
Greenwood HI, Arasu VA, Desphande VS, Wisner DJ, Laub GA, Hylton NM, Joe BN. Achieving Consistent, Homgeneous, Dark Fat Saturation on Bilateral Breast MRI at 3.0 Tesla in the Clinical Setting. OMICS Journal of Radiology. 2016; 5(4):1-4.
Heather I Greenwood, Vignesh A Arasu. Achieving Consistent, Homogeneous, Dark Fat Suppression on Bilateral Breast MRI at 3.0 Tesla in the Clinical Setting. OMICS Journal of Radiology. 2016 Jan 1; 5(4).
Heller SL, Elias K, Gupta A, Greenwood HI, Mercado CL, Moy L. Outcome of high-risk lesions at MRI-guided 9-gauge vacuum- assisted breast biopsy. AJR Am J Roentgenol. 2014 Jan; 202(1):237-45.
Greenwood HI, Heller SL, Kim S, Sigmund EE, Shaylor SD, Moy L. Ductal carcinoma in situ of the breasts: review of MR imaging features. Radiographics. 2013 Oct; 33(6):1569-88.
Alpert JB, Fantauzzi JP, Melamud K, Greenwood H, Naidich DP, Ko JP. Clinical significance of lung nodules reported on abdominal CT. AJR Am J Roentgenol. 2012 Apr; 198(4):793-9.