Michael Weintraub

Chairman at PHREESIA, INC.

Net worth: 2 M $ as of 2026-05-30

67 year

71 connections

Technology Services

Finance

Commercial Services

Profile

Michael Weintraub was the founder of Humedica, Inc., founded in 2008, where the titles held included President, Chief Executive Officer & Director from 2011 to 2013.
Mr. Weintraub is the founder of Ardan Equity Partners LLC, founded in 2019, holding the title of Managing Partner since 2019.
Current jobs include Chairman at BroadReach Healthcare LLC since 2018, Chairman at Phreesia, Inc. since 2005, Chairman at Holmusk USA, Inc., Chairman at Holmusk Europe Ltd. since 2005, Board of Director at Apixio LLC since 2023, Director at Atropos Health, Inc. since 2024, Director at Forsyth Health LLC since 2023, Director at Panalgo LLC since 2021, Director at CorEvitas LLC since 2021, Director at Oncology Analytics, Inc. since 2019, Director at Newfire LLC since 2019, Director at The College Diabetes Network, and Director at Ardan Investment Co. II LP.
Former jobs include President & Chief Executive Officer at UnitedHealth Group, Inc. from 2013 to 2017, President & Chief Executive Officer at PharMetrics, Inc. from 2001 to 2005, Chief Executive Officer-Optum Analytics at InGensa, Inc. from 2013 to 2017, Senior Managing Director at Leerink Partners LLC from 2007 to 2008, Director at OncoHealth Corp., Director at Mindstrong, Inc., Chief Operating Officer at eLoyalty Corp.
from 1997 to 2001, SVP at OSO BioPharmaceuticals Manufacturing LLC from 1987 to 1993, VP & GM at Amherst Associates, Inc. from 1981 to 1986, President at Truven Health Analytics, Inc. from 1993 to 1997, and Managing Partner at Optum Venture Management LLC from 2017 to 2018.
Education includes undergraduate studies at Brandeis University and an MBA from Harvard Business School.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
PHREESIA, INC. 0.31%	2026-04-23	189,027 ( 0.31% )	2 M $	2026-05-30

Michael Weintraub active positions

Companies	Position	Start
PHREESIA, INC.	Chairman	2004-12-31
Ardan Investment Co. II LP Ardan Investment Co. II LP Investment ManagersFinance Functions as a private equity fund	Director/Board Member	-
Apixio LLC Apixio LLC Packaged SoftwareTechnology Services Develops AI-based connected care platform and value-based solutions	Director/Board Member	2022-12-31
Holmusk Europe Ltd. Holmusk Europe Ltd. Packaged SoftwareTechnology Services Develops digital health and data analytics company	Chairman	2004-12-31
Panalgo LLC Panalgo LLC Packaged SoftwareTechnology Services Operates as a software platform which customizes research solutions for the healthcare market	Director/Board Member	2021-01-31
CorEvitas LLC CorEvitas LLC BiotechnologyHealth Technology Operates as a science-led, real-world data intelligence company	Director/Board Member	2021-03-22
Holmusk USA, Inc. Holmusk USA, Inc. Packaged SoftwareTechnology Services Develop predictive algorithms that offer actionable insights for personalized care and population health management	Chairman	-
The College Diabetes Network The College Diabetes Network Other Consumer ServicesConsumer Services The College Diabetes Network, operating as The Diabetes Link, is a 501(c)(3) nonprofit organization dedicated to supporting young adults living with diabetes, particularly as they transition to and navigate college life. The private company is based in Boston. The organization serves young adults nationwide, along with their families, clinicians, campus professionals, and mentors. The Diabetes Link offers resources including peer support communities, a college chapter network, scholarship searches, educational content, and practical guides addressing accommodations, mental health, and diabetes management strategies. It also provides specialized resources for clinicians to supplement clinical care and facilitate better support for young adults with diabetes. Community engagement is central to the organization’s mission, with opportunities to start chapters, join online communities, participate in advocacy, and enroll in leadership programs. The organization emphasizes the importance of lived experience and maintaining the young adult voice in collaborations with industry supporters and nonprofit organizations.	Director/Board Member	-
Newfire LLC Newfire LLC Packaged SoftwareTechnology Services Provides software development and information technology services	Director/Board Member	2018-12-31
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All active positions of Michael Weintraub

Former positions of Michael Weintraub

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See the detail of Michael Weintraub's experience

Training of Michael Weintraub

Experiences
Positions held

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Private companies

See the detail of Michael Weintraub's experience

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Members of the board

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Linked companies

Private companies	27
UnitedHealth Group, Inc. UnitedHealth Group, Inc. Managed Health CareHealth Services Provides hospital and medical service plans	Health Services
eLoyalty Corp. eLoyalty Corp. Miscellaneous Commercial ServicesCommercial Services Provides consulting and systems integration services	Commercial Services
PharMetrics, Inc. PharMetrics, Inc. Miscellaneous Commercial ServicesCommercial Services Provides healthcare market insights based on longitudinal and patient-centric information	Commercial Services
BroadReach Healthcare LLC BroadReach Healthcare LLC Medical/Nursing ServicesHealth Services Provides health care delivery, distribution, and financing services	Health Services
Phreesia, Inc. Phreesia, Inc. Packaged SoftwareTechnology Services Develops and operates software platform for patient management	Technology Services
Apixio LLC Apixio LLC Packaged SoftwareTechnology Services Develops AI-based connected care platform and value-based solutions	Technology Services
OncoHealth Corp. OncoHealth Corp. BiotechnologyHealth Technology Operates as a protein biomarker diagnostics company	Health Technology
Leerink Partners LLC Leerink Partners LLC Investment Banks/BrokersFinance Provides brokerage services	Finance
Brandeis University Brandeis University Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
OSO BioPharmaceuticals Manufacturing LLC OSO BioPharmaceuticals Manufacturing LLC Pharmaceuticals: MajorHealth Technology Delivers the sterile contract manufacturing and drug development services	Health Technology
Humedica, Inc. Humedica, Inc. Packaged SoftwareTechnology Services Provides software solutions and services	Technology Services
Panalgo LLC Panalgo LLC Packaged SoftwareTechnology Services Operates as a software platform which customizes research solutions for the healthcare market	Technology Services
Amherst Associates, Inc.
InGensa, Inc. InGensa, Inc. Miscellaneous Commercial ServicesCommercial Services Provides learning services	Commercial Services
Truven Health Analytics, Inc. Truven Health Analytics, Inc. Information Technology ServicesTechnology Services Provides cloud-based healthcare data, analytics, and consulting services	Technology Services
Harvard Business School Harvard Business School Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
CorEvitas LLC CorEvitas LLC BiotechnologyHealth Technology Operates as a science-led, real-world data intelligence company	Health Technology
Oncology Analytics, Inc. Oncology Analytics, Inc. Packaged SoftwareTechnology Services Operates as cancer care management platform	Technology Services
Mindstrong, Inc. Mindstrong, Inc. Packaged SoftwareTechnology Services Provides therapy and psychiatry services through smartphone	Technology Services
Optum Venture Management LLC Optum Venture Management LLC Investment ManagersFinance Optum Ventures invests in companies located across the globe. The firm focuses on the healthcare technology sector. It participates in seed, early and growth stage capital requirements.	Finance
Holmusk USA, Inc. Holmusk USA, Inc. Packaged SoftwareTechnology Services Develop predictive algorithms that offer actionable insights for personalized care and population health management	Technology Services
Ardan Equity Partners LLC Ardan Equity Partners LLC Investment ManagersFinance Ardan Equity Partners invests in middle market companies located United States with revenue of more than USD 20 million. The firm targets companies operating in the fields of healthcare enterprise software and data sector. It provides financing for the control buyouts, growth recapitalizations, corporate carve-outs, platform combinations, take privates and special situations.	Finance
Newfire LLC Newfire LLC Packaged SoftwareTechnology Services Provides software development and information technology services	Technology Services
The College Diabetes Network The College Diabetes Network Other Consumer ServicesConsumer Services The College Diabetes Network, operating as The Diabetes Link, is a 501(c)(3) nonprofit organization dedicated to supporting young adults living with diabetes, particularly as they transition to and navigate college life. The private company is based in Boston. The organization serves young adults nationwide, along with their families, clinicians, campus professionals, and mentors. The Diabetes Link offers resources including peer support communities, a college chapter network, scholarship searches, educational content, and practical guides addressing accommodations, mental health, and diabetes management strategies. It also provides specialized resources for clinicians to supplement clinical care and facilitate better support for young adults with diabetes. Community engagement is central to the organization’s mission, with opportunities to start chapters, join online communities, participate in advocacy, and enroll in leadership programs. The organization emphasizes the importance of lived experience and maintaining the young adult voice in collaborations with industry supporters and nonprofit organizations.	Consumer Services
Ardan Investment Co. II LP Ardan Investment Co. II LP Investment ManagersFinance Functions as a private equity fund	Finance
Atropos Health, Inc. Atropos Health, Inc. Internet Software/ServicesTechnology Services Provides digital physician services	Technology Services
Holmusk Europe Ltd. Holmusk Europe Ltd. Packaged SoftwareTechnology Services Develops digital health and data analytics company	Technology Services