Certified Advocates Directory

Certified Healthcare AdvocateThese Advocates are medically trained individuals who have completed the Healthcare Liaison, Inc.® Credentialing Program and are certified in the practice of Healthcare Advocacy. To maintain their certification, they subscribe to the Code of Ethics for Healthcare Advocates as developed by the National Association of Healthcare Advocacy Consultants. Their licenses are checked on a yearly basis to ensure that they are current and clear. In addition, they fulfill a yearly Continuing Education requirement.


Linda Dumoit, RN

Linda Dumoit, RN

CA license # 691494
Serving Alameda and Contra Costa counties, CA

Member of NAHAC

Debra E. Fowler, RN, MNM, CHA

Debra E. Fowler, RN

Serving the San Francisco Bay Area

Lorie Gardner RN, BSN, CHA

Lorie Gardner RN, BSN, CHA

Phone 973-908-6570 or 866-506-1905
www.healthlinkadvocates.com
lorie@healthlinkadvocates.com
Serving NJ/ NY Metropolitan Area
Full Biography »

Member of NAHAC

Mary Anne Hardy, MPH, RN, CHA,CSA, CHA

Mary Anne Hardy, MPH, BSN, 
Certified Senior Advisor (CSA)®, CHA

Phone 240-418-6310
info@montgomeryhealthadvocates.com
www.montgomeryhealthadvocates.com
Serving Montgomery County, Maryland
Full Biography »

Member of NAHAC

Lynn A. Johnson, M.D., CHA

Lynn A. Johnson, M.D., CHA

Phone 650-888-0357
ljohnson@resource-medicine.com
www.resource-medicine.com
CA license #G67040
Located in Palo Alto, CA
Full Biography »

Member of NAHAC

Sima Kahn, MD, CHA

Sima Kahn, MD, CHA

Phone 206-954-8805
drkahn@healthcareadvocacypartners.com
www.healthcareadvocacypartners.com
WA license# MD00024746, CA license# G59965
Based in the Puget Sound, Serving Patients throughout Washington State
Full Biography »

Member of NAHAC

Michael Knappman, BS, MPAS, CHA

Michael Knappman, BS, MPAS, CHA

Phone 707-792-1619
mknappma@sonic.net
Serving Sonoma County, Northern California
Full Biography »

Member of NAHAC

Gwen Lesh, RN, MSN, MPH

Gwen Lesh, RN, MSN, MPH

Phone 415-302-2521
CA RN License # 625755
Serving Adult clients in Marin, Sonoma and San Francisco Counties
Full Biography »

Yvonne Mossberg, BSN, CHA

Yvonne Mossberg, BSN, CHA

Phone: 605-941-0868
Yvonne@prairiehealthcareadvocacy.com
Serving South Dakota, Minnesota and Iowa
Full Biography »

Member of NAHAC

Victor E Okeh, MD

Victor E Okeh, MD

info@haraglobal.com
Florida license #ME 109619
Serving South Florida and Nigeria-West Africa
Full Biography »

Donna M. Post, RN, BSN, MBA/HCM, CLNC, LNCP-C, CHA

Donna M. Post, RN, BSN, MBA/HCM,CLNC, LNCP-C, CHA

Phone: 559-862-1224
donna.post@mvlnc.com
www.mvlnc.com
Serving the Greater San Joaquin Valley, California
Full Biography »

Member of NAHAC

Andrea Rosenblume

andrea rosenblume

Phone 916-276-7373
andrea@healthcare-pathways.com
Serving the Sacramento, Yolo and Placer counties

Full Biography »

Member of NAHAC

Mark Schubauer RN, CHPN, BS, BA, CHA

Mark Schubauer RN, CHPN, BS, BA, CHA

Phone: 503-960-4838
Serving Portland, Oregon

Member of NAHAC

Marie Shouldice RN, BSN, CHA

Marie Shouldice RN, BSN, CHA

Phone: 510-825-5074
mariesrn@healthcareliaison.com
Serving clients ages 14 years and up
in Alameda & Contra Costa Counties.
Full Biography »

Member of NAHAC

Tracy Wohlgamuth RN, BSN, CHA

Tracy Wohlgamuth RN, BSN, CHA

Phone 214-316-6391
tkwohlgamuth@gmail.com
Flower Mound, TX
Full Biography »

Member of NAHAC

Joan Weisberg-Beyerlein, RN, CHA

Joan Weisberg-Beyerlein, RN, CHA

Serving Seattle, Washington

Member of NAHAC

Joanna Smith LCSW, MPH, CHA

CEO of Healthcare Liaison, Inc. She has 30 years experience in the fields of health, public health and mental health in healthcare systems throughout the San Francisco Bay Area.

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Health: Mind, Body, Soul

Good health is priceless. This is your opportunity to learn what you need to know about your health from the leading experts in their fields.

You owe it to yourself and to your family to learn about the current trends in healthcare and our complex medical system.

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Health: Mind, Body, Soul book cover

Healthcare Liaison Up Close

The Roles of Private Patient Advocates

7 minute audio podcast
modernhealthcare.com
Jan. 2011

Listen »

Six Ways to Use Communication for Good Patient Transitions

by Joanna Smith

Curaspan Health Group
Sept. 2010

Read Article »

Advocates In the News

A New Breed: Navigating the Healthcare System

American Way Magazine
May 2013

Read Article »

Patient's Fear of Being 'Difficult' May Hurt Care

San Francisco Chronicle
May 2012

Read Article »

When Health System Fails You, Advocates Can Help

When Bob Whitlow, a long-time paraplegic, faced a recent health crisis, he hired a private health advocate to help. The Wall Street Journal MarketWatch
May 2011
(04m:03s video)

Watch Video »

Press Releases

Healthcare Liaison, Inc. Expands Credentialing Program For Healthcare Advocates

Berkeley, CA
June 15, 2010
(57K PDF file)

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