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

Ronald William Merrill, MD

Individual provider Family Medicine Physician · NPI 1588657431

Ronald William Merrill, MD is a Family Medicine Physician in Corsicana, Texas. Licensed in Texas. Registered with an NPI since 2005.

Licensed in
TX
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

3124 W Highway 22
Corsicana, TX 75110-2435
Phone: (903) 641-4270
Fax: (903) 872-5321
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence E4524 (TX)

Record details

NPI number1588657431
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 25, 2005
Last updated in NPPESMay 8, 2012
Mailing address400 Hospital Dr, Suite 111, Corsicana, TX 75110-2489

Other providers in Corsicana