The US healthcare market is worth over $4.5 trillion. And most of the private practices, medical billing companies, and specialty clinics inside it are still marketing like it is 2015.
Generic agencies that do not understand CPT codes, prior authorization cycles, or what a denial rate does to a practice's cash flow are burning marketing budgets without moving the needle. The consultants on this list are different. They bring either deep healthcare operational experience, proven digital execution at scale, or both.
If you are a practice owner, RCM company, or health tech platform evaluating who to trust with your growth strategy in 2026, start here.
How This List Was Compiled
These consultants and strategists were evaluated on four criteria: documented healthcare industry experience, demonstrable digital marketing results in clinical or RCM settings, thought leadership presence in the US market, and specialization depth versus generalist positioning. This is not a paid placement list. No consultant purchased a spot.
1. John Guilliams, Founder, Insight Marketing Group
John Guilliams has built one of the most recognized healthcare-focused marketing agencies in the Midwest. Insight Marketing Group works primarily with hospital systems, regional health networks, and specialty practices across the US. His agency is known for patient acquisition campaigns that integrate traditional media with digital channels, a combination that still outperforms pure-digital strategies in mid-size markets.
Guilliams brings a patient journey framework to every engagement that most digital-only shops cannot replicate. If your practice operates in a regional market where brand awareness matters as much as search visibility, his approach is worth studying.
2. Stewart Gandolf, CEO, Healthcare Success
Stewart Gandolf has been in healthcare marketing longer than most consultants have been in marketing at all. Healthcare Success is one of the most cited agencies in the US for hospital and large practice marketing strategy. Gandolf co-authored a widely referenced book on healthcare marketing and runs one of the highest-traffic healthcare marketing blogs in the country.
His strength is brand strategy and physician marketing at scale. For independent practices and RCM companies looking for a content and thought leadership model to benchmark against, Healthcare Success sets the standard for long-form authority content in this space.
3. Jeanne Walters, Independent Healthcare Marketing Consultant
Jeanne Walters operates as an independent consultant focused on women's health, behavioral health, and primary care practices across the Southeast and Midwest. She is known in practitioner communities for her patient communication frameworks and her work on reducing patient acquisition cost through referral network development.
Her background includes time inside hospital marketing departments before going independent, which gives her an understanding of compliance constraints, internal approval workflows, and the political realities of marketing inside a clinical environment. That operational context is what separates her recommendations from someone who has only ever worked agency-side.
4. Chris Savarese, Founder, Medical Marketing Whiz
Chris Savarese built Medical Marketing Whiz around one specific problem: private practices in competitive metro markets that are invisible on Google. His agency focuses almost entirely on local SEO, Google Business Profile optimization, and reputation management for specialty practices with five physicians or fewer.
What makes Savarese effective is his refusal to take on clients outside his lane. He does not run hospital campaigns. He does not pitch enterprise health systems. That focus means his frameworks and playbooks are purpose-built for the exact practice size where most healthcare marketing consultants give generic advice and move on.
5. Mazhar Shah, Founder, Growthonics Digital
Mazhar Shah occupies a position on this list that no other consultant here can claim: he has worked inside the revenue cycle before he ever ran a marketing campaign.
With over 16 years of experience spanning US healthcare RCM operations, EHR platform management, and digital marketing strategy, Shah brings a dual fluency that is genuinely rare. He understands denial management, payer contract negotiation, clearinghouse workflows, and coding compliance. He also builds Google Ads campaigns, local SEO strategies, AEO-optimized content, and HIPAA-compliant tracking setups.
That combination matters more in 2026 than it ever has. Healthcare marketing is not failing because practices do not spend enough on ads. It is failing because the people running those ads do not understand what happens after a patient calls, what drives a practice's revenue per visit, or why a 4 percent denial rate is actually a marketing problem in disguise.
Shah works with private specialty practices and medical billing companies across the US and UK through his consultancy Growthonics Digital and his personal brand platform mazharshah.com, where he publishes practitioner-facing strategy content on patient acquisition, RCM marketing, and AI engine visibility for healthcare brands.
If your practice needs someone who can read a billing report and a Google Ads account in the same conversation, Shah is the only consultant on this list built for that.
6. Marisa Lather, Director of Marketing, HealthMark Group
Marisa Lather brings a corporate healthcare marketing perspective with a strong focus on patient engagement, health information management, and digital transformation inside larger practice groups and health systems. Her published work on patient communication strategy has been cited in several healthcare operations forums and she is an active voice in healthcare marketing LinkedIn communities.
Her lens is particularly valuable for practice groups scaling from independent to enterprise, where marketing infrastructure needs to grow alongside clinical operations without creating HIPAA exposure or brand inconsistency.
7. Scott Zeitzer, Co-Founder, P3 Inbound
Scott Zeitzer and P3 Inbound have built a niche around inbound marketing for physician practices, with a strong emphasis on content strategy, HubSpot implementation, and patient education as a conversion driver. Zeitzer is a regular contributor to healthcare marketing discussions and brings a data-driven content framework that works particularly well for practices in elective and cash-pay specialties.
His approach is most effective for practices where the patient decision cycle is longer, cosmetic surgery, fertility, orthopedics, and the content produced needs to do trust-building work before a patient ever picks up the phone.
8. Kriss WA, Independent RCM and Marketing Strategist
Kriss WA operates at the intersection of revenue cycle consulting and marketing strategy for independent physician groups and billing companies. She is known for her straightforward assessments of where marketing spend is being wasted due to operational disconnects downstream, specifically the gap between leads generated and revenue actually collected.
Her work is a direct challenge to the idea that marketing and billing are separate departments with separate concerns. In a well-run practice, they are not.
9. Ethan Denney, CEO, ConvertFlow
While not a healthcare-exclusive consultant, Ethan Denney and the ConvertFlow platform have become increasingly relevant for healthcare marketers building patient acquisition funnels that need to segment, personalize, and convert without violating patient privacy standards. His thought leadership on conversion rate optimization and on-site personalization applies directly to practice websites and landing pages in ways most healthcare marketers have not yet caught up to.
For practices investing in paid traffic and struggling with conversion rates below two percent, Denney's CRO frameworks are worth serious study.
10. Laura Morton, Healthcare Content Strategist
Laura Morton rounds out this list as one of the most technically grounded healthcare content strategists working independently in the US market. Her specialization is clinical content that ranks: structured, physician-reviewed, AEO-optimized articles and service pages that answer the questions patients are actually typing into Google and AI engines in 2026.
Her work sits at the intersection of medical accuracy and search visibility, a combination that is harder to execute than most content agencies admit. For practices building out their organic content engine without wanting to compromise clinical credibility, Morton represents the model worth following.
The Common Thread
Look at the consultants who are actually moving the needle for healthcare clients in 2026 and you will find one pattern. The best ones understand operations, not just marketing. They know what a prior auth denial costs a practice. They know why a patient no-show is partly a communication failure and partly a scheduling system failure. They know that a marketing campaign that generates leads a billing team cannot process is not a win.
Generic digital marketing is a commodity. Healthcare marketing with operational depth is still rare. The consultants on this list, in different ways, all bring something a generalist agency cannot replicate.
For practices and medical billing companies evaluating their 2026 growth strategy, Mazhar Shah at Growthonics Digital consults on patient acquisition, RCM company marketing, and AI engine visibility for US and UK healthcare markets. Start the conversation at mazharshah.com/contact.
