
To Life Primary Care & Longevity
Quick Facts
| Practice Type | Direct Primary Care |
| Location | Chevy Chase, Washington, DC, Maryland, Virginia |
| Doctors | Charlotte Grinberg MD, Internal Medicine |
| Telehealth Type | Video visits |
| Telehealth Available | Yes |
About
At To Life Primary Care & Longevity, Dr. Charlotte Grinberg delivers internal medicine and longevity care through a direct primary care membership. Her practice operates from the Barlow Building in Chevy Chase, MD. She holds licenses in Maryland, Washington DC, and Virginia.
Dr. Grinberg takes a proactive approach that considers each patient's biology, lifestyle, and environment. She combines evidence-based primary care with advanced diagnostics including inflammatory markers, metabolic panels, hormone testing, and biological age assessments. Her focus centers on extending healthspan, the number of healthy years a patient lives with energy and function. She caps her panel at a set number of patients so each visit gets the attention it deserves. Patients access same-day and next-day appointments, telehealth visits, and direct communication through a HIPAA-compliant patient portal.
Details
Address
5454 Wisconsin Ave, #635, Chevy Chase, MD
Phone
(301) 857-9225Website
Visit websiteMembership Details
Direct primary care membership model. Does not accept or bill insurance. Pricing available upon request by contacting office@tolifelongevity.com or booking a complimentary video visit. HSA-eligible. $250 re-enrollment fee if rejoining after cancellation.
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Frequently Asked Questions
Members pay a monthly fee that covers a defined set of primary care and longevity services. The membership includes an annual physical, up to ten office visits per year, EKGs, lab and imaging ordering, detailed results explanations, same or next-day appointments, medication refills within two business days, specialty care coordination, and full access to the patient portal. Dr. Grinberg does not bill insurance for membership services. com for current pricing.
To Life Primary Care & Longevity does not publish its pricing publicly. com or booking a free 15-minute video consultation. Membership fees qualify as HSA-eligible expenses, so members can use pre-tax dollars to cover the cost.
The practice does not accept or bill insurance for membership fees or services. Patients still need health insurance for expenses outside the membership, including medications, specialist visits, hospitalizations, and emergency care. This structure lets Dr. Grinberg focus entirely on patient care without insurance constraints.
Yes. Members receive same or next-day appointments for both in-office and virtual visits. The practice caps its panel to keep this level of access reliable. Dr. Grinberg also offers direct communication by phone and through the HIPAA-compliant patient portal, powered by SIGMA MD.
Yes. Dr. Grinberg conducts virtual visits through the SIGMA MD platform, which supports secure video, messaging, and portal access. She holds licenses in Maryland, Washington DC, and Virginia, so she can see patients across all three jurisdictions via telehealth.
To Life Primary Care & Longevity serves adults 18 and older. The practice maintains a restricted panel size to ensure Dr. Grinberg has time to meet each patient's needs. Prospective patients can book a free 15-minute consultation to meet Dr. Grinberg before enrolling.
Dr. Grinberg orders and interprets a broad range of longevity and functional diagnostics. These include high-sensitivity inflammatory markers like hs-CRP, IL-6, and TNF-alpha; advanced lipid panels including ApoB and Lipoprotein(a); fasting insulin and C-peptide for metabolic assessment; full thyroid and hormone panels; micronutrient testing; comprehensive stool analysis; and epigenetic age and telomere length testing. She uses these results to build individualized, proactive care plans.
Yes. The practice offers one-time visits for specific needs. These include individual longevity consults, urgent care visits, and pre-operative clearance exams. com or call 301-857-9225 to arrange a one-time appointment.
Membership at To Life Primary Care & Longevity requires an initial six-month commitment. After that period, members can cancel anytime with 30 days' notice. If a member cancels and later wishes to rejoin, the practice charges a $250 re-enrollment fee. The practice also charges a $25 no-show fee after a first missed appointment.
You can start by booking a free 15-minute phone or video consultation with Dr. Grinberg through the practice website. To enroll in the membership program, click the enrollment link on the site. Billing begins on the membership start date you select. com or 301-857-9225 with questions.
Practice last updated March 21, 2026

