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

Dr. Thomas B Williamson, MD

Individual provider Internal Medicine Physician · NPI 1295774461

Dr. Thomas B Williamson, MD is an Internal Medicine in Huron, Ohio. Graduated from University of Rochester School of Medicine and Dentistry in 1977, 49 years ago. Practices with North Coast Professional Company, LLC, a 104-clinician group and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
49
Trained at
University of Rochester School of Medicine and Dentistry
Licensed in
OH
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

300 Williams St
Huron, OH 44839-1648
Phone: (419) 433-5222
Fax: (419) 433-8214
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 35-04-3844-W (OH)

Record details

NPI number1295774461
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 5, 2006
Last updated in NPPESSeptember 11, 2012
Mailing address1031 Pierce Street, Suite D, Sandusky, OH 44870

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF ROCHESTER SCHOOL OF MEDICINE AND DENTISTRY
Graduated 1977 (49 years in practice)
Group practice North Coast Professional Company, Llc — 104 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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