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

William Arthur Block Jr., MD

Individual provider Maternal & Fetal Medicine Physician · NPI 1851353585

William Arthur Block Jr., MD is a Maternal & Fetal Medicine Physician in Johnson City, Tennessee. Licensed in Minnesota and Tennessee. Registered with an NPI since 2006.

Licensed in
MN, TN
In the registry since
2006
Specialties on file
3
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

325 N State Of Franklin Rd First Fl
Johnson City, TN 37604
Phone: (423) 439-7272
Fax: (423) 439-7235
Show map & directions

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

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence 30245 (TN)
Maternal & Fetal Medicine Physician Taxonomy 207VM0101X · Licence MD30245 (TN)
Neonatal-Perinatal Medicine Physician Taxonomy 2080N0001X · Licence 46525 (MN)

Record details

NPI number1851353585
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 6, 2006
Last updated in NPPESJanuary 16, 2024
Certification dateJanuary 16, 2024
Mailing addressPo Box 699, Mountain Home, TN 37684-0699

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