
Northwell Concierge Services in Harrison, NY
Quick Facts
| Practice Type | Concierge |
| Location | Harrison, Westchester |
| Doctors | Barbara Alpert MD, PhD, Internal Medicine, Steven Margulis MD, Internal Medicine |
| Telehealth Type | Virtual visits; secure HIPAA-compliant communication |
| Telehealth Available | Yes |
About
At Northwell Concierge Services in Harrison, NY, two board-certified internists deliver primary and preventive care to Westchester-area patients. Dr. Barbara Alpert and Dr. Steven Margulis each bring decades of internal medicine experience to the practice. Together, they focus on building genuine, long-term relationships with every member.
The practice offers 24/7 physician access for urgent clinical concerns or medical advice. A dedicated care coordinator handles scheduling for tests, procedures, and specialist appointments. Members receive same-day and next-day appointments, expedited check-in, and prompt communication of test results. The practice also provides travel medical services, including vaccination administration and medical evacuation coordination. Northwell Concierge Services operates in partnership with signatureMD.
Details
Phone
(833) 935-5847Website
Visit websiteMembership Details
Membership fees can be paid by calling (833) 935-5847 or emailing helpdesk@signaturemd.com. Membership agreement and booklet available online.
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Frequently Asked Questions
com. The membership agreement and membership booklet are both available online for review before enrolling.
Yes. Northwell Concierge Services provides 24/7 physician and team availability for urgent clinical concerns or medical advice. Members can also use HIPAA-compliant secure communication to contact their provider anytime, from anywhere.
Members can book same-day and next-day appointments through the online scheduling tool or by calling the 24/7 office phone number. Representatives are also available Monday through Friday, 9am to 5pm, at (888) 321-DOCS.
Yes. Northwell Concierge Services offers both virtual and in-person appointments. Members can access care remotely through secure, HIPAA-compliant communication whenever they need it.
The practice's care coordinator handles scheduling for tests, procedures, and specialty appointments on a member's behalf. A personalized member services representative also assists with the administrative aspects of each member's health needs.
Yes. Upon request, the physicians provide travel medical advice, administer recommended vaccinations within their licensing, and can coordinate medical evacuation services in appropriate circumstances. Members are responsible for costs associated with vaccines and medical evacuation services.
The two physicians specialize in internal medicine and primary care. Their clinical focus includes chronic kidney disease, obesity management, and hypertension management. The practice also provides care coordination for any specialty care members may need outside the office.
Prospective members can complete the enrollment form on the practice website or call (888) 321-DOCS to speak with a representative. Representatives are available Monday through Friday, 9am to 5pm, and will help guide you through the process.
Practice last updated March 21, 2026

