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Aniket A Kawatkar, PhD, MS

TitleAssistant Investigator
InstitutionKaiser Permanente Southern California
DepartmentDepartment of Research and Evaluation
Address100 South Los Robles Avenue
Pasadena CA 91101
ORCID ORCID Icon0000-0001-6810-6467 Additional info
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    Collapse Overview 
    Collapse overview
    Dr. Kawatkar’s broad research interests are in health inequity/disparities, health care/pharmaceutical utilization and associated economic, clinical and humanistic outcomes. Dr. Kawatkar utilizes established methods from econometrics, conjoint analysis and net benefit analysis, to evaluate intervention/treatments aimed to improve patient care in real world clinical setting. His research focus at Kaiser Permanente is in advancing methods and understanding in comparative effectiveness, medication compliance and persistence, cost/expenditure data modeling, health related quality of life and health utility elicitation in chronic diseases.

    Collapse Bibliographic 
    Collapse selected publications
    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Faculty can login to make corrections and additions.
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    PMC Citations indicate the number of times the publication was cited by articles in PubMed Central, and the Altmetric score represents citations in news articles and social media. (Note that publications are often cited in additional ways that are not shown here.) Fields are based on how the National Library of Medicine (NLM) classifies the publication's journal and might not represent the specific topic of the publication. Translation tags are based on the publication type and the MeSH terms NLM assigns to the publication. Some publications (especially newer ones and publications not in PubMed) might not yet be assigned Field or Translation tags.) Click a Field or Translation tag to filter the publications.
    1. Kawatkar AA, Sun BC, Sharp AL. Early Noninvasive Cardiac Testing in Emergency Department Patients-Reply. JAMA Intern Med. 2021 Jun 01; 181(6):882-883. PMID: 33683289.
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    2. Sharp AL, Kawatkar AA, Baecker AS, Redberg RF, Lee MS, Ferencik M, Wu YL, Shen E, Zheng C, Park S, Goodacre S, Thokala P, Sun BC. Does Hospital Admission/Observation for Chest Pain Improve Patient Outcomes after Emergency Department Evaluation for Suspected Acute Coronary Syndrome? J Gen Intern Med. 2021 May 14. PMID: 33987795.
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    3. Natsui S, Sun BC, Shen E, Redberg RF, Ferencik M, Lee MS, Musigdilok V, Wu YL, Zheng C, Kawatkar AA, Sharp AL. Higher Emergency Physician Chest Pain Hospitalization Rates Do Not Lead to Improved Patient Outcomes. Circ Cardiovasc Qual Outcomes. 2021 01; 14(1):e006297. PMID: 33430609; PMCID: PMC7855368.
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    4. Preciado SM, Sharp AL, Sun BC, Baecker A, Wu YL, Lee MS, Shen E, Ferencik M, Natsui S, Kawatkar AA, Park SJ, Redberg RF. Evaluating Sex Disparities in the Emergency Department Management of Patients With Suspected Acute Coronary Syndrome. Ann Emerg Med. 2021 04; 77(4):416-424. PMID: 33358395; PMCID: PMC8005458.
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    5. Kawatkar AA, Sharp AL, Baecker AS, Natsui S, Redberg RF, Lee MS, Ferencik M, Wu YL, Shen E, Zheng C, Musigdilok VV, Gould MK, Goodacre S, Thokala P, Sun BC. Early Noninvasive Cardiac Testing After Emergency Department Evaluation for Suspected Acute Coronary Syndrome. JAMA Intern Med. 2020 Dec 01; 180(12):1621-1629. PMID: 33031502; PMCID: PMC7536619.
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    6. Zheng C, Sun BC, Wu YL, Ferencik M, Lee MS, Redberg RF, Kawatkar AA, Musigdilok VV, Sharp AL. Automated abstraction of myocardial perfusion imaging reports using natural language processing. J Nucl Cardiol. 2020 Nov 05. PMID: 33155169; PMCID: PMC8096860.
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    7. Zheng C, Sun BC, Wu YL, Lee MS, Shen E, Redberg RF, Ferencik M, Natsui S, Kawatkar AA, Musigdilok VV, Sharp AL. Automated Identification and Extraction of Exercise Treadmill Test Results. J Am Heart Assoc. 2020 03 03; 9(5):e014940. PMID: 32079480; PMCID: PMC7335560.
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    8. Spellman J, Coulter M, Kawatkar A, Calzada G. Comparative cost of transoral robotic surgery and radiotherapy (IMRT) in early stage tonsil cancer. Am J Otolaryngol. 2020 May - Jun; 41(3):102409. PMID: 32057489.
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    9. Danforth KN, Luong TQ, Yi DK, Yamamoto A, Kawatkar AA, Kim PH, Loo RK, Sidell MA, Williams SG. Disparities in Stage at Diagnosis in an Equal-access Integrated Delivery System: A Retrospective Cohort Study of 7244 Patients With Bladder Cancer. Clin Genitourin Cancer. 2020 04; 18(2):e91-e102. PMID: 31917174.
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    10. Danforth KN, Sidell MA, Luong TQ, Yi DK, Yamamoto A, Kawatkar AA, Kim PH, Loo RK, Williams SG. Care Quality and Variability in the Use of Intravesical Therapy for Initial Treatment of Nonmuscle Invasive Bladder Cancer Within a Large, Diverse Integrated Delivery System. Urology. 2019 Sep; 131:93-103. PMID: 31129191.
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    11. Natsui S, Sun BC, Shen E, Wu YL, Redberg RF, Lee MS, Ferencik M, Zheng C, Kawatkar AA, Gould MK, Sharp AL. Evaluation of Outpatient Cardiac Stress Testing After Emergency Department Encounters for Suspected Acute Coronary Syndrome. Ann Emerg Med. 2019 Apr 05. PMID: 30955986.
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    12. Sharp AL, Baecker AS, Shen E, Redberg R, Lee MS, Ferencik M, Natsui S, Zheng C, Kawatkar A, Gould MK, Sun BC. Effect of a HEART Care Pathway on Chest Pain Management Within an Integrated Health System. Ann Emerg Med. 2019 Feb 20. PMID: 30797573.
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    13. Kawatkar AA, Gabriel SE, Jacobsen SJ. Secular trends in the incidence and prevalence of rheumatoid arthritis within members of an integrated health care delivery system. Rheumatol Int. 2019 Mar; 39(3):541-549. PMID: 30656412.
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    14. Nguyen AK, Girgis A, Tekeste T, Chang K, Adeyemo M, Eskandari A, Alonso E, Yaramada P, Chaya C, Ko A, Burke E, Roggow I, Butler R, Kawatkar A, Lim BS. Effect of a region-wide incorporation of an algorithm based on the 2012 international consensus guideline on the practice pattern for the management of pancreatic cystic neoplasms in an integrated health system. World J Clin Cases. 2018 Nov 06; 6(13):624-631. PMID: 30430117.
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    15. Sharp AL, Wu YL, Shen E, Redberg R, Lee MS, Ferencik M, Natsui S, Zheng C, Kawatkar A, Gould MK, Sun BC. The HEART Score for Suspected Acute Coronary Syndrome in U.S. Emergency Departments. J Am Coll Cardiol. 2018 Oct 09; 72(15):1875-1877. PMID: 30286933.
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    16. Duan L, Kawatkar AA. Comparative Effectiveness of Surgical Options for Patients with Ductal Carcinoma In Situ: An Instrumental Variable Approach. Perm J. 2018; 22:17-132. PMID: 30028673.
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    17. Zeiger RS, Tran TN, Butler RK, Schatz M, Li Q, Khatry DB, Martin U, Kawatkar AA, Chen W. Relationship of Blood Eosinophil Count to Exacerbations in Chronic Obstructive Pulmonary Disease. J Allergy Clin Immunol Pract. 2018 May - Jun; 6(3):944-954.e5. PMID: 29153881.
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    18. Zeiger RS, Tran TN, Schatz M, Li Q, Chen W, Khatry DB, Davis J, Kawatkar AA. Drivers of health care costs for adults with persistent asthma. J Allergy Clin Immunol Pract. 2018 Jan - Feb; 6(1):265-268.e4. PMID: 28709819.
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    19. Kawatkar AA, Farias AJ, Chao C, Chen W, Barron R, Vogl FD, Chandler DB. Hospitalizations, outcomes, and management costs of febrile neutropenia in patients from a managed care population. Support Care Cancer. 2017 09; 25(9):2787-2795. PMID: 28397022.
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    20. Zeiger RS, Schatz M, Dalal AA, Chen W, Sadikova E, Suruki RY, Kawatkar AA, Qian L. Blood Eosinophil Count and Outcomes in Severe Uncontrolled Asthma: A Prospective Study. J Allergy Clin Immunol Pract. 2017 Jan - Feb; 5(1):144-153.e8. PMID: 27665383.
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    21. Zeiger RS, Schatz M, Dalal AA, Qian L, Chen W, Ngor EW, Suruki RY, Kawatkar AA. Utilization and Costs of Severe Uncontrolled Asthma in a Managed-Care Setting. J Allergy Clin Immunol Pract. 2016 Jan-Feb; 4(1):120-9.e3. PMID: 26439182.
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    22. Adams AL, Shi JM, Reynolds K, Haque R, Cheetham TC, Kawatkar AA, Fithian DC, Jacobsen SJ. Statins and hip fracture risk in men: a population-based case-control study. Ann Epidemiol. 2015 Nov; 25(11):844-8. PMID: 26475981.
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    23. Chu LH, Kawatkar AA, Gabriel SE. Medication adherence and attrition to biologic treatment in rheumatoid arthritis patients. Clin Ther. 2015 Mar 01; 37(3):660-666.e8. PMID: 25618317.
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    24. Iyer R, Longstreth GF, Chu LH, Chen W, Yen L, Hodgkins P, Kawatkar AA. Acute colonic diverticulitis: diagnostic evidence, demographic and clinical features in three practice settings. J Gastrointestin Liver Dis. 2014 Dec; 23(4):379-86. PMID: 25531995.
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    25. Kawatkar A, Chu LH, Iyer R, Yen L, Chen W, Erder MH, Hodgkins P, Longstreth G. Development and validation of algorithms to identify acute diverticulitis. Pharmacoepidemiol Drug Saf. 2015 Jan; 24(1):27-37. PMID: 25257514.
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    26. Kawatkar AA, Knight TK, Moss RA, Sikirica V, Chu LH, Hodgkins P, Haim Erder M, Nichol MB. Impact of mental health comorbidities on health care utilization and expenditure in a large US managed care adult population with ADHD. Value Health. 2014 Sep; 17(6):661-8. PMID: 25236989.
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    27. Knight TK, Kawatkar A, Hodgkins P, Moss R, Chu LH, Sikirica V, Erder MH, Nichol MB. Prevalence and incidence of adult attention deficit/hyperactivity disorder in a large managed care population. Curr Med Res Opin. 2014 Jul; 30(7):1291-9. PMID: 24597796.
      Citations:    
    28. Garcia I, Portugal C, Chu LH, Kawatkar AA. Response rates of three modes of survey administration and survey preferences of rheumatoid arthritis patients. Arthritis Care Res (Hoboken). 2014 Mar; 66(3):364-70. PMID: 23982942.
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    29. Chu LH, Portugal C, Kawatkar AA, Stohl W, Nichol MB. Racial/ethnic differences in the use of biologic disease-modifying antirheumatic drugs among California Medicaid rheumatoid arthritis patients. Arthritis Care Res (Hoboken). 2013 Feb; 65(2):299-303. PMID: 22807272.
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    30. Longstreth GF, Iyer RL, Chu LH, Chen W, Yen LS, Hodgkins P, Kawatkar AA. Acute diverticulitis: demographic, clinical and laboratory features associated with computed tomography findings in 741 patients. Aliment Pharmacol Ther. 2012 Nov; 36(9):886-94. PMID: 22967027.
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    31. Kawatkar AA, Jacobsen SJ, Levy GD, Medhekar SS, Venkatasubramaniam KV, Herrinton LJ. Direct medical expenditure associated with rheumatoid arthritis in a nationally representative sample from the medical expenditure panel survey. Arthritis Care Res (Hoboken). 2012 Nov; 64(11):1649-56. PMID: 22674912.
      Citations:    
    32. Kawatkar AA, Hay JW, Stohl W, Nichol MB. Incremental expenditure of biologic disease modifying antirheumatic treatment using instrumental variables in panel data. Health Econ. 2013 Jul; 22(7):807-23. PMID: 22718267.
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    33. Sansgiry SS, Kawatkar AA. Inconsistency in DTCA practices by manufacturers: is it time to standardize print summaries? Value Health. 2004 Mar-Apr; 7(2):216-7. PMID: 15164811.
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    34. Sansgiry SS, Sikri S, Kawatkar A. Consumer knowledge and perceptions of formularies. Manag Care Interface. 2004 Jan; 17(1):21-6, 30. PMID: 15035596.
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