Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Marcos Daniel Villarreal, MD

Individual provider Internal Medicine Physician · NPI 1265095160

Dr. Marcos Daniel Villarreal, MD is an Internal Medicine in Fredericksburg, Virginia. Graduated from University of Texas Southwestern Medical School at Dallas in 2019, 7 years ago. Practices with Mary Hitchcock Memorial Hospital, a 1,266-clinician group, works from 5 locations, accepts Medicare assignment and offers telehealth. Licensed in Delaware, New Hampshire, Texas and Virginia.

Years since qualifying
7
Trained at
University of Texas Southwestern Medical School at Dallas
Licensed in
DE, NH, TX, VA
In the registry since
2019
Specialties on file
4
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1101 Sam Perry Blvd Ste 305
Fredericksburg, VA 22401-4465
Phone: (540) 374-3290
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (4)

  • 12100 Black Swan Dr Ste 104, Lewes, DE 19958-4991 — (302) 645-2244
  • 232 Mitchell St Unit 102, Millsboro, DE 19966-9412 — (302) 648-7999
  • 1 Medical Center Dr, Lebanon, NH 03756-1000 — (603) 650-5000
  • Ut Austin Dell Medical School Seton Internal Medicine, Austin, TX 78701-1918 — (512) 324-8355

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 35091 (NH)
Internal Medicine Physician Taxonomy 207R00000X · Licence 0101284157 (VA)
Internal Medicine Physician Taxonomy 207R00000X · Licence BP10067181 (TX)
Endocrinology, Diabetes & Metabolism Physician Taxonomy 207RE0101X · Licence C1-0028811 (DE)

Record details

NPI number1265095160
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 16, 2019
Last updated in NPPESDecember 16, 2025
Certification dateDecember 16, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF TEXAS SOUTHWESTERN MEDICAL SCHOOL AT DALLAS
Graduated 2019 (7 years in practice)
Group practice Mary Hitchcock Memorial Hospital — 1266 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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