Primary Care at Genera Health Direct Needham
105 Chestnut Street, Suite 35, Needham, MA 02492
Dr. Margarita Castro-Zarraga is a healthcare provider specializing in primary care. Services include text messaging, email, cell phone calls and blood tests. Genera Health Direct Needham is currently accepting new patients with memberships from $0 per month.
Yes — Margarita Castro-Zarraga at Genera Health Direct Needham in Needham, MA is currently accepting new direct primary care patients.
Margarita Castro-Zarraga practices Primary Care at Genera Health Direct Needham, delivered through the direct primary care membership model.
This provider's National Provider Identifier (NPI 1578705679) is verified against the U.S. federal NPPES registry maintained by the Centers for Medicare & Medicaid Services (CMS) before being listed.
Our direct primary care guidance draws on the American Academy of Family Physicians (AAFP) and DPC Frontier.
Reviewed by the Connectedly Health Editorial Team · Last updated October 16, 2026. Editorial standards & how we verify providers.