Margaret Fang, MD


Dr. Fang is a hospital-based physician and researcher as well as the medical director of the UCSF Anticoagulation Clinic. As a hospitalist, she provides clinical care for patients who are hospitalized at UCSF Medical Center and supervises resident physicians and medical students.

Fang is an associate professor of medicine at UCSF. She completed an internal medicine residency at Beth Israel Deaconess Medical Center in Boston, obtained a master's of public health from Harvard School of Public Health and a general internal medicine fellowship from Massachusetts General Hospital. She joined the UCSF Division of Hospital Medicine in 2003. Her research focuses on cardiovascular epidemiology — addressing the use of anticoagulants in clinical care. Ongoing research projects include: the ATRIA cohort study of atrial fibrillation, the CVRN venous thromboemobolism cohort study and the clarification of optimal anticoagulant through genetics clinical trail of warfarin pharmacogenetics.


Anticoagulation Clinic
350 Parnassus Ave., Fourth Floor, Suite 410
San Francisco, CA 94143-0325
Phone: (415) 353-2143
Fax: (415) 353-2890

Hours: 8:30 a.m. – 4:30 p.m.

Board Certification

Internal Medicine, American Board of Internal Medicine

Academic Title

Associate Professor

More about Margaret Fang


Northwestern University Medical School 1998


Beth Israel Deaconess Medical Center, Internal Medicine 2001


Massachusetts General Hospital, Internal Medicine 2003

Selected Research and Publications

  1. Sankaran S, Ravi PS, Wu YE, Shanabogue S, Ashok S, Agnew K, Fang MC, Khanna RA, Dandu M, Harrison JD. An NGO-Implemented Community-Clinic Health Worker Approach to Providing Long-Term Care for Hypertension in a Remote Region of Southern India. Glob Health Sci Pract. 2017 Dec 28; 5(4):668-677.
  2. Schwartz J, Merrill S, de Leon N, Thompson A, Fang M. Dosing Accuracy of Direct Oral Anticoagulants in an Academic Medical Center. J Hosp Med. 2017 Jul; 12(7):544-550.
  3. Chu JN, Maselli J, Auerbach AD, Fang MC. The risk of venous thromboembolism with aspirin compared to anticoagulants after hip and knee arthroplasty. Thromb Res. 2017 Jul; 155:65-71.
  4. Reading SR, Go AS, Fang MC, Singer DE, Liu IA, Black MH, Udaltsova N, Reynolds K. Health Literacy and Awareness of Atrial Fibrillation. J Am Heart Assoc. 2017 Apr 11; 6(4).
  5. Parks AL, Fang MC. Scoring Systems for Estimating the Risk of Anticoagulant-Associated Bleeding. Semin Thromb Hemost. 2017 Jul; 43(5):514-524.
  6. Monash B, Najafi N, Mourad M, Rajkomar A, Ranji SR, Fang MC, Glass M, Milev D, Ding Y, Shen A, Sharpe BA, Harrison JD. Standardized Attending Rounds to Improve the Patient Experience: A Pragmatic Cluster Randomized Controlled Trial. J Hosp Med. 2017 Mar; 12(3):143-149.
  7. McGrath ER, Go AS, Chang Y, Borowsky LH, Fang MC, Reynolds K, Singer DE. Use of Oral Anticoagulant Therapy in Older Adults with Atrial Fibrillation After Acute Ischemic Stroke. J Am Geriatr Soc. 2017 Feb; 65(2):241-248.
  8. Ashburner JM, Go AS, Chang Y, Fang MC, Fredman L, Applebaum KM, Singer DE. Influence of Competing Risks on Estimating the Expected Benefit of Warfarin in Individuals with Atrial Fibrillation Not Currently Taking Anticoagulants: The Anticoagulation and Risk Factors in Atrial Fibrillation Study. J Am Geriatr Soc. 2017 Jan; 65(1):35-41.
  9. Dallalzadeh LO, Go AS, Chang Y, Borowsky LH, Fang MC, Singer DE. Stability of High-Quality Warfarin Anticoagulation in a Community-Based Atrial Fibrillation Cohort: The Anticoagulation and Risk Factors in Atrial Fibrillation (ATRIA) Study. J Am Heart Assoc. 2016 Jul 22; 5(7).
  10. Rajkomar A, McCulloch CE, Fang MC. Low Diagnostic Utility of Rechecking Hemoglobins Within 24 Hours in Hospitalized Patients. Am J Med. 2016 Nov; 129(11):1194-1197.
  11. Quinn GR, Singer DE, Chang Y, Go AS, Borowsky LH, Fang MC. How Well Do Stroke Risk Scores Predict Hemorrhage in Patients With Atrial Fibrillation? Am J Cardiol. 2016 Sep 01; 118(5):697-9.
  12. Patel H, Fang MC, Harrison JD, Auerbach A, Kangelaris KN. Implementation and evaluation of a "works-in-progress" session to promote scholarship in an academic hospitalist group. J Hosp Med. 2016 Oct; 11(10):719-723.
  13. Quinn GR, Fang MC. How can I predict bleeding in my elderly patient taking anticoagulants? Cleve Clin J Med. 2016 May; 83(5):345-8.
  14. Fang MC, Fan D, Sung SH, Witt DM, Schmelzer JR, Steinhubl SR, Yale SH, Go AS. Validity of Using Inpatient and Outpatient Administrative Codes to Identify Acute Venous Thromboembolism: The CVRN VTE Study. Med Care. 2016 Feb 25.
  15. Parks AL, Fang MC. Anticoagulation in Older Adults with Multimorbidity. Clin Geriatr Med. 2016 May; 32(2):331-46.
  16. Samuelson B, Go AS, Sung SH, Fan D, Fang MC. Initial management and outcomes after superficial thrombophlebitis: The Cardiovascular Research Network Venous Thromboembolism study. J Hosp Med. 2016 Jun; 11(6):432-4.
  17. Ashburner JM, Go AS, Chang Y, Fang MC, Fredman L, Applebaum KM, Singer DE. Effect of Diabetes and Glycemic Control on Ischemic Stroke Risk in AF Patients: ATRIA Study. J Am Coll Cardiol. 2016 Jan 26; 67(3):239-47.
  18. Delate T, Hsiao W, Kim B, Witt DM, Meyer MR, Go AS, Fang MC. Assessment of algorithms to identify patients with thrombophilia following venous thromboembolism. Thromb Res. 2016 Jan; 137:97-102.
  19. Meyer MR, Witt DM, Delate T, Johnson SG, Fang M, Go A, Clark NP. Thrombophilia testing patterns amongst patients with acute venous thromboembolism. Thromb Res. 2015 Dec; 136(6):1160-4.
  20. Fang MC, Fan D, Sung SH, Witt DM, Yale SH, Steinhubl SR, Go AS. Outcomes in adults with acute pulmonary embolism who are discharged from emergency departments: the Cardiovascular Research Network Venous Thromboembolism study. JAMA Intern Med. 2015 Jun; 175(6):1060-2.

Publications are derived from MEDLINE/PubMed and provided by UCSF Profiles, a service of the Clinical & Translational Science Institute (CTSI) at UCSF. Researchers can make corrections and additions to their publications by logging on to UCSF Profiles.