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ConciergeInternal Medicine

Dr. Jeffrey Elfenbein Concierge Internal Medicine

Quick Facts

Membership Price RangeIndividual: $500/quarter, $1,000/semi-annually, $2,000/annually | Couples: $900/quarter, $1,800/semi-annually, $3,600/annually | Dependents: $500/year per child (ages 18-26)
Practice TypeConcierge
LocationSeaford, Massapequa, Wantagh, Bellmore, Merrick, Levittown, East Meadow, Freeport, Baldwin
DoctorsJeffrey Elfenbein DO, Internal Medicine
Insurance AcceptedMedicare, PPO insurance plans

About

At Dr. Jeffrey Elfenbein Concierge Internal Medicine, a board-certified osteopathic physician brings over 30 years of experience to adult primary care in Seaford, NY. Dr. Jeffrey Elfenbein earned his medical degree from Philadelphia College of Osteopathic Medicine in 1990. He holds hospital affiliations at St. Joseph's Catholic and Northwell Syosset. Dr. Elfenbein takes a holistic approach to care, drawing on the mind-body teachings of Dr. John Sarno. He treats chronic pain, fibromyalgia, anxiety, depression, obesity, and opioid addiction alongside full-spectrum internal medicine. Members receive 30-minute appointments that start on time, same-day or next-day scheduling, and direct access to Dr. Elfenbein's personal cell phone for urgent after-hours needs. The annual membership fee is $2,000, with quarterly and semiannual payment options available. The practice serves patients throughout Seaford, Massapequa, Wantagh, Bellmore, Merrick, Levittown, and the surrounding Long Island communities.

Details

Address

3921 Merrick Rd, Seaford, NY 11783

Membership

$2,000/annual

Membership Details

The annual membership fee provides non-covered services and other patient amenities and benefits. Fee is not covered by private insurance or Medicare. May be partially payable through HSA.

Typical Appointment

30 minutes

Same-Day Appointments

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Frequently Asked Questions

The annual membership fee is $2,000 per individual. Couples can enroll for $3,600 per year. Dependent children of enrolled members between ages 18 and 26 pay $500 per year. The practice also offers quarterly and semiannual payment options for individual and couple memberships.

Private insurance and Medicare do not cover the membership fee. However, the fee may be partially payable through a Health Savings Account. Members continue to use their existing insurance for covered services such as labs, specialist visits, and hospitalizations. Dr. Elfenbein participates as an in-network provider with Medicare and many major PPO insurance plans.

Standard appointments run approximately 30 minutes and start on time with little or no waiting. The Comprehensive Annual Health Assessment runs 60 minutes. Dr. Elfenbein accommodates extra time when a visit requires more thorough evaluation or discussion.

Yes, the practice offers same-day and next-day availability for members. This level of access helps members avoid urgent care clinics and emergency rooms for non-emergency concerns.

Dr. Elfenbein provides all members with his personal cell phone number. Members can contact him directly for urgent medical problems that arise outside of regular office hours. His goal is to remain reachable when patients need him most.

The practice covers a wide range of services including preventive medicine, medically supervised weight loss, chronic pain management, fibromyalgia care, anxiety and depression treatment, Suboxone treatment for opioid addiction recovery, and comprehensive annual health assessments. Dr. Elfenbein also coordinates specialist referrals and communicates with hospital teams during member admissions.

The practice is located at 3921 Merrick Rd in Seaford, NY and serves adults throughout Seaford, Massapequa, Wantagh, Bellmore, Merrick, Levittown, East Meadow, Freeport, Baldwin, and the surrounding Long Island communities.

Prospective patients can call (516) 324-4565 to inquire about membership. New members can also enroll through the online membership portal on the practice website.

Yes, Dr. Elfenbein actively supports members during hospitalizations. He holds affiliations at St. Joseph's Catholic and Northwell Syosset. At other facilities, he makes courtesy visits and communicates with hospitalists to keep care coordinated.

Practice last updated June 11, 2026