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ConciergeInternal Medicine

Marquis MD

Quick Facts

Practice TypeConcierge
LocationBoca Raton, South Florida
DoctorsDouglas Barlow MD, Pediatrics, Christine Crocker MD, Internal Medicine, Bharath Thankavel MD, Internal Medicine
Year Founded2026
Panel Size400 patients per doctor
Telehealth TypeVideo visits, phone, secure messaging
HousecallsYes
Telehealth AvailableYes

About

At Marquis MD, three physicians deliver physician-designed concierge primary care from a dedicated practice in Boca Raton, Florida. The practice opened at 660 Glades Road in August 2026. Dr. Christine Crocker leads adult internal medicine, preventive care, and longevity medicine. Dr. Douglas Barlow brings more than three decades of pediatric experience to the practice. Dr. Bharath Thankavel serves as Chief Medical Officer, guiding clinical strategy and quality across the organization.

Marquis MD caps each physician's panel at approximately 400 members. Every member receives a dedicated Concierge Care Coordinator who manages referrals, lab follow-ups, and appointment scheduling. The practice offers three adult membership levels: Marquis Select, Marquis Signature, and Marquis Reserve (invitation only). Pediatric memberships include family pricing discounts starting with the second child. Services span advanced diagnostics, cardiac assessment, metabolic and hormone management, genetic testing, longevity medicine, and behavioral health. The practice also offers telehealth, house calls, and travel medicine.

Details

Address

660 Glades Road, Suite 460, Boca Raton, FL 33431

Membership Details

One annual membership fee covers all included services. Three adult membership levels: Marquis Select, Marquis Signature, and Marquis Reserve (invitation only). Pediatric membership also available with family pricing discounts beginning with the second child. Contact for pricing details.

Telemedicine House Calls Same-Day Appointments Max 400 patients per doctor

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Frequently Asked Questions

Marquis MD offers three adult membership levels: Marquis Select, Marquis Signature, and Marquis Reserve (invitation only). Pediatric memberships are also available, with family pricing discounts starting with the second child. Contact the practice directly for current pricing details.

One annual fee covers all services included in your membership level. Every membership starts with a comprehensive annual health summit. From there, your physician and dedicated Concierge Care Coordinator manage your screenings, diagnostics, and ongoing care throughout the year. Non-membership services bill directly to your insurance.

Marquis MD does not bill insurance for membership fees. Members keep their own insurance for covered services such as labs, imaging, and specialist visits. Standard copays, deductibles, and coinsurance still apply to those insurance-billed services.

Marquis Select members receive a guaranteed consultation within 24 hours. Marquis Signature members receive a same-day consultation guarantee. Every member also receives a personal follow-up call from their physician after every visit.

Yes. Marquis Select members receive 24/7 physician access through the practice's service line. Marquis Signature members receive direct 24/7 telehealth access. House calls are available for Pediatric Signature members, up to four per year within the tri-county area.

Every Marquis MD member receives a dedicated Concierge Care Coordinator. This person manages referrals, lab follow-ups, appointment coordination, and administrative details such as camp forms and specialist communications. Members never have to track down paperwork or chase results on their own.

Marquis MD offers a broad range of diagnostic services including cardiac assessment, echocardiogram, EKG, stress testing, Coronary Calcium (CAC) scan, full-body MRI, DEXA+ scan, Galleri cancer screening, VO2 Max and lactate threshold testing, pulmonary function testing, advanced biomarker analysis, and genetic testing. Availability varies by membership level.

Yes. Marquis MD integrates full concierge pediatric care within the same practice. Dr. Douglas Barlow, a board-certified pediatrician with more than three decades of experience, leads pediatric care. The pediatric program covers well-child visits, vaccines, developmental screening, adolescent medicine, sports medicine, and a structured transition to adult care.

Each physician at Marquis MD caps their panel at approximately 400 members. That limit allows each doctor to give meaningful time to every visit and maintain a genuine ongoing relationship with each member.

Prospective members can start by contacting the practice through the website or by calling (888) 354-7537 to speak with a membership consultant. Marquis MD also hosts open house events at its Boca Raton location where visitors can meet the physicians, tour the practice, and ask questions before committing.

Practice last updated August 16, 2026