Summary
Overview
Work History
Education
Skills
Certification
Publications, Presentations & Research
Professional Organizational Membership
Personal References
Timeline
Dirk P Slaker

Dirk P Slaker

Physician - Medical Director
Livingston,TN

Summary

Patient-driven Medical Director offering 20-year history managing hospital, provider and payer functions to optimize operations and foster superior organization-wide service delivery. Expert in patient care and business administration with success designing effective patient care and business models. Focused on continuous quality improvement and leadership development.

Overview

35
35
years of professional experience
13
13
years of post-secondary education
5
5
Certifications

Work History

National Medical Director Transplantation OPTUM & United HealthCare

UnitedHealth Group
11.2014 - Current
  • August 2014 started position as Medical Director in United Healthcare division of Medicare Appeals & Grievances
  • October 2017 transitioned to position as Medical Director in United Healthcare division of Specialty Pharmaceuticals, Immunologic Therapy & Genetic Testing
  • November 2018 transitioned to current position as National Medical Director for Optum Transplantation & Cellular Gene Therapy

President

Physician Insights Medical Consulting
12.2004 - Current
  • Independent consulting firm with diverse client group including pharmaceutical corporations, healthcare organizations and marketing firms. Consulting responsibilities focused on development of educational/instructional programs, expert panels and topic specific meetings relating to current "hot" topics in gastroenterology and hepatology.
  • Evaluated client needs and expectations, establishing clear goals for each consulting engagement
  • Established and maintained strong relationships with customers, vendors and strategic partners

Director of Appeals Management / Assistant Director of Quality Assurance (QA) / Physician Advisor/Clinical Client Site Lead for Multiple Institutions

Accretive HealthCare
07.2011 - 11.2014
  • Developed high-performing teams by providing mentorship, guidance, and opportunities for professional growth
  • Facilitated cross-functional collaboration for improved decision-making processes within the organization
  • Implemented innovative solutions to solve complex problems, resulting in increased productivity and streamlined operations
  • Cultivated a positive work environment that fostered employee engagement, increased retention rates, and boosted overall team morale
  • Established a culture of continuous improvement by fostering open communication channels and empowering employees to voice their ideas
  • Managed daily operations while overseeing multiple locations to foster increased productivity
  • Assisted with sales and marketing strategies to foster achievement of revenue goals
  • Evaluated company documentation to verify alignment with regulatory requirements
  • Established departmental performance goals and provided feedback for underperforming areas

Medical Director "Hope-C" Project

Morehouse University School of Medicine
11.2003 - 12.2004
  • Established minority-based Hepatitis C clinics in medically under-served minority urban population
  • Directly responsible for hiring, training and supervising site personnel
  • Responsible for data collection and analysis.

Assistant Professor of Medicine

Emory University School of Medicine
02.2001 - 08.2004
  • Instructor, lecturer and researcher Emory University School of Medicine
  • Clinical physician in Departments of Digestive Diseases, Hepatology & Liver Transplantation
  • Co-founder/Director Grady Memorial Hospital Hepatitis C Clinic
  • Principal or co-investigator for multiple clinical research protocols including FDA Phase 1 biomedical device study using extracorporeal hyperthermia for treatment of hepatitis C

Hepatologist & Gastroenterologist

Atlanta Gastroenterology Associates
08.1989 - 02.2001
  • Direct inpatient & outpatient care
  • Proficient diagnostic & therapeutic endoscopic proceduralist including upper/lower endoscopy & ERCP
  • Additional proficiency in diagnostic ultrasound, diagnostic laparoscopy & percutaneous liver biopsy with histologic interpretation

Education

Gastroenterology and Hepatology Fellowships - Completed -

Emory School of Medicine, Atlanta, Georgia
07.1986 - 05.1989

Internal Medicine Residency - Completed - undefined

St. John's Mercy Medical Center, St. Louis, Missouri
07.1983 - 05.1986

Doctorate of Medicine -

Washington University School of Medicine, St. Louis, Missouri
08.1981 - 05.1983

Topic of Study- Medicine -

Medical College of Wisconsin, Wauwatosa, Wisconsin
08.1979 - 05.1981

Bachelor of Arts in Cellular Neurobiology -

University of California, San Diego, La Jolla, California
09.1973 - 05.1977

Skills

    Clinical Education

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Certification

Diplomate of the National Board of Medical Examiners

Publications, Presentations & Research

Original Papers


Edelstein G, Levitt RG, Slaker DP, Murphy WA.  Computed Tomography of Tietze Syndrome.  J Comput Assist Tomogr, February 1978; 8:20-23.


Slaker DP, Edelstein G, Gilula LA.  Roentgen Rounds #71. Orthapaedic Review, Vol.XIII, No. 6, June 1984.


Edelstein G, Levitt RG, Slaker DP, Murphy WA. CT Observations of Rib Abnormalities: Spectrum of Findings. J Comput Assist Romogr, Jan-Feb 1985; 9:65-72.


Slaker DP, Bonovsky HL.  Hemochromatosis: The Forgotten Disease. Emory University Journal of Medicine, October 1989; 1:480-92.

Bonkovsky HL, Slaker DP, Bills EB, Wolf DC.  Usefulness and Limitations of Laboratory and Hepatic Imaging Studies in Iron- Storage Disease.  Gastroenterology, 1990; 98-1079-1091.


Stengele U, Baumgartner BR, Chezmer JP, Slaker DP.  Biliary Lithotripsy versus Cholecystectomy: A cost-Utility Analysis.  Journal of Lithotripsy and Stone Disease, 1991;Vol. 3, No. 2:133-139.


Bonkovsky HL, Fiellin DA, Smith GA, Slaker DP, Simon D, Galambos JT. A Randomized Controlled Trial of Treatment Hepatitis with Parenteral Nutrition and Oxandrolone 1. Short Term Effects on Liver Functions. The American Journal of Gastroenterology, Vol. 86, No. 9, 1991:1200-1208.


Bonkovsky HL, Singh RH, Jafri IH, Fiellin DA, Smith GS, Simon D, Costsonis G, Slaker DP.  A Randomized Controlled Trial of Treatment of Alcoholic Hepatitis with Parenteral Nutrition and Oxandrolone II. Short Term Effects on Nitrogen Metabolism, Metabolic Balance, and Nutrition. The American Journal of Gastroenterology, Vol. 86, No. 9,1991:1209-1218.


Abstracts


Bonkovsky HL, Fiellin D, Smith G, Slaker DP, Simon D, Galambos JT. Treatment of Alcoholic Hepatitis with Parenteral Nutrition and Oxandrolone; A Randomized Controlled Trial I. Short-term Effects on Liver Function. Hepatology, Vol. 12, No. 4:870. 1990.


Bonkovsky HL, Jafri I, Singh R, Cotsonis G, Slaker DP.  Treatment of Alcoholic Hepatitis with Parenteral Nutrition and Oxandrolone: A Randomized Controlled Trial II. Effects on Nitrogen Metabolism. Hepatology, Vol. 12, No. 4:978. 1990.


Zeuzem S, Mannis M, Rustigi V, Aurora S, Smith C, Shiffman M, Reddy R, Reindollar R, Slaker D, Ral R, Keeffee E and the International Interferon Aalfacon-1 Study Group. Daily Interferon Alfacon-1(infergen) Therapy:  Interim Results from an Ongoing International Clinical Trial to Compare Daily Interferon Alfacon-1 Therapy (9mcg/48 weeks) to Standard Regiments of Thrice Weekly (TIW) Interferon Alfacon-1 (9mcg) for Treatment of Chronic Hepatitis C Virus.Journal of Hepatology Vol. 34, Supplement 1:177, 2001


Kugelmas M, Levinson MJ, Stribling RJ, Slaker DP, Fegel D, Shdlofsy S, Trouillot TE.  Treatment of Rebetron-Resistant Chronic Hepatitis C with PEG-Intron and Ribavirin: An interim Analysis. Submitted to AASLD, November 2001.


Scientific Presentations


Slaker DP, Bills EB, Mellen BG, Wolf DC, Bernardino ME, Bonkovsky HL. The diagnosis of hemochromatosis: Is the live biopsy passé? Presented at the Annual Meeting of the American Gastroenterology Associations.  Chicago, IL. May 1987.


Chezmar JL, Slaker DP, Nelson RC, Bills E, Malko J, Bernardino ME. Hepatic Iron overload: diagnosis and quantification of MR imaging.  Presented to the Annual Meeting of the American Roentgen Ray Society.  San Francisco, CA. May 1988.


Slaker DP, Mellen B, Wolf D, Bonkovosky H. Evaluation of iron storage disease: Usefulness and limitations of laboratory and hepatic imaging studies.  Presented at the Annual Meeting of the American Association for the Study of Liver Disease.  Chicago, IL. November 1988.


Research


A. Principle Investigator or Co-investigator


Amgen Protocol CIFN-970281: Randomized, non-blinded, multi-center, parallel group trial to compare the efficacy of 9 mcg interferon alfacon-1 administered subcutaneously 3 X per week for 28 weeks or 72 weeks, or once daily for 48 weeks in patient with  chronic hepatitis C infection previously untreated with interferon.


Glaxo Protocol S3B30012: A six week trial of alosetron hydrochloride twice daily as empiric therapy in female subjects with symptoms of non-constipated irritable bowel syndrome.


A randomized, open label multi-center, efficacy and safety study of Pegasys plus amantadine and Pegasys plus amantadine plus ribavirin, and comparison of Rebetron with Pegasys plus Cellcept, as initial treatment, an initial treatment in patients with chronic HCV infection.


Daily Infergen therapy for patients with chronic hepatitis C virus who have failed previous treatment. Amgen Protocol CIFN-2000103: Randomized open label pilot study to Determine the efficacy of 9 mcg versus 15 mcg of Infergen when given daily for chronic hepatitis C in African-American subjects who are naive to previous therapy.


Comparison of PEG-IFN vs. Intron A for treatment of adult subjects with chronic hepatitis C not previously treated with interferon; dose finding study. A prospective, randomized, multi-center, open label, comparative safety study of Pegasys vs Pegasys plus ribavirin treatment vs a twelve week delay in patients with chronic hepatitis C.


211-03-00 Treatment of chronic hepatitis C previously not responsive to Interferon with/without Ribavirin with PEG-Interon and Rebetol.


244-11-00 Comparison of PEG Interferon alfa-2b plus ribavirin given as a fixed dose or on a weight optimized basis for treatment of chronic hepatitis C in previously untreated adult subjects BB_IND#-9243.


A pilot clinical study to assess the use of extracorporeal hyperthermia in patients previously unresponsive to pegylated interferon and ribavirin: A ten patient Phase I clinical investigation

Professional Organizational Membership

  • Member American Medical Association
  • Member American College of Gastroenterology
  • Member American Gastroenterology Association
  • Member American Association for the Study of Liver Disease
  • Member American Society for Transplantation

Personal References

Available upon request

Timeline

National Medical Director Transplantation OPTUM & United HealthCare - UnitedHealth Group
11.2014 - Current
Director of Appeals Management / Assistant Director of Quality Assurance (QA) / Physician Advisor/Clinical Client Site Lead for Multiple Institutions - Accretive HealthCare
07.2011 - 11.2014
President - Physician Insights Medical Consulting
12.2004 - Current
Medical Director "Hope-C" Project - Morehouse University School of Medicine
11.2003 - 12.2004
Assistant Professor of Medicine - Emory University School of Medicine
02.2001 - 08.2004
Hepatologist & Gastroenterologist - Atlanta Gastroenterology Associates
08.1989 - 02.2001
Emory School of Medicine - Gastroenterology and Hepatology Fellowships - Completed,
07.1986 - 05.1989
St. John's Mercy Medical Center - Internal Medicine Residency - Completed,
07.1983 - 05.1986
Washington University School of Medicine - Doctorate of Medicine,
08.1981 - 05.1983
Medical College of Wisconsin - Topic of Study- Medicine,
08.1979 - 05.1981
University of California, San Diego - Bachelor of Arts in Cellular Neurobiology,
09.1973 - 05.1977
Dirk P SlakerPhysician - Medical Director