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

Dr. William H Fritz, MD

Individual provider Internal Medicine Physician · NPI 1407820913

Dr. William H Fritz, MD is an Internal Medicine in Washington, Missouri. Graduated from University of Texas Medical School at Houston in 1987, 39 years ago. Practices with Legacy Healthcare Services Inc, a 3,624-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
39
Trained at
University of Texas Medical School at Houston
Licensed in
MO
In the registry since
2006
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

851 E 5th St Ste 304
Washington, MO 63090-3135
Phone: (636) 390-2350
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 102131 (MO)

Record details

NPI number1407820913
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 14, 2006
Last updated in NPPESJuly 13, 2026

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF TEXAS MEDICAL SCHOOL AT HOUSTON
Graduated 1987 (39 years in practice)
Group practice Legacy Healthcare Services Inc — 3624 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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