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

Mark B Layman, MD

Individual provider Internal Medicine Physician · NPI 1790789303

Mark B Layman, MD is an Internal Medicine Physician in Seminole, Texas. Practices as a sole proprietor. Licensed in Texas.

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

208 NW 8th St Ste 1
Seminole, TX 79360-3448
Phone: (432) 758-6363
Fax: (432) 758-6550
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 K9104 (TX)

Record details

NPI number1790789303
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 10, 2005
Last updated in NPPESJune 28, 2010