Keystone Functional Medicine
1697 Oregon Pike , Lancaster, PA, 17601
What we can verify
Each claim below is backed by a source we checked. Claims we couldn’t evidence are simply absent, which does not mean the clinic doesn’t offer them.
Semaglutide
confidence 0.90“GLP-1 medications like Ozempic®, Wegovy®, and Mounjaro® have changed the conversation around weight loss and metabolic health”
Clinic website — longevitepalmbeach.com/ • checked 2026-09-17
Tirzepatide
confidence 0.90“GLP-1 medications like Ozempic®, Wegovy®, and Mounjaro® have changed the conversation around weight loss and metabolic health”
Clinic website — longevitepalmbeach.com/ • checked 2026-09-17
GLP-1 care
confidence 0.90“GLP-1 medications like Ozempic®, Wegovy®, and Mounjaro® have changed the conversation around weight loss and metabolic health”
Clinic website — longevitepalmbeach.com/ • checked 2026-09-17
Weight management
confidence 0.90“Medical Weight Loss And Management”
Clinic website — longevitepalmbeach.com/ • checked 2026-09-17
Accepting new patients
confidence 0.90“Clinician panel listed as open to new patients.”
DPC Frontier — mapper.dpcfrontier.com/practice/qkalvkkbeifu • checked 2026-09-17
Primary care
confidence 0.90“Concierge Primary Care”
Clinic website — longevitepalmbeach.com/ • checked 2026-09-17
Direct Primary Care
confidence 0.95“Listed as a hybrid direct primary care practice.”
DPC Frontier — mapper.dpcfrontier.com/practice/qkalvkkbeifu • checked 2026-09-17
In-house dispensing
confidence 0.95“Listed as offering in-house dispensing.”
DPC Frontier — mapper.dpcfrontier.com/practice/qkalvkkbeifu • checked 2026-09-17
Clinicians
| Name | Specialty | Panel | NPI |
|---|---|---|---|
| Jared Stubblefield, DC | Chiropractor | open | 1316274285NPI record verified |
| Mary Regan, CRNP | Nurse Practitioner, Family | open | 1134447998NPI record verified |
| Nicholas D'Orazio, MD | — | open | — |
An NPI is a registry identifier. Per NPPES, holding one does not establish that a provider is licensed or credentialed. Verify licensure with the relevant state medical or nursing board.
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Listing checked September 17, 2026. How we verify listings
GLP-1 Care Map lists providers and patient-reported information. It is not medical advice and does not recommend any provider or treatment. We do not verify licensure, and services and prices change: confirm details with the provider before you book.