DR. MARY TERESA RYDER (M.D.) – Family Medicine Physician, NPI 1437189982
Family Medicine Physician
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Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for DR. MARY TERESA RYDER (M.D.)
5780 WESTCHESTER ST
ALEXANDRIA, VA 223101145
Phone: (703) 719-0461
Type: Mailing
Richmond Highway, Lorton, Fairfax County, Virginia, 22079, United States
LORTON, VA 220792124
Phone: (703) 339-7788
Fax: (703) 339-5713
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
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Medicare Enrollment & Revalidation
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Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2016-09-15
PECOS data refreshed: 2026-05-27
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Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 22310)
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