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

Francis A Merlo, DO

Individual provider Internal Medicine Physician · NPI 1386606002

Francis A Merlo, DO is an Internal Medicine Physician in Millville, Delaware. Licensed in Delaware and New Jersey. Registered with an NPI since 2006.

Licensed in
DE, NJ
In the registry since
2006
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

32550 Docs Pl
Millville, DE 19967-6953
Phone: (302) 539-4302
Fax: (302) 539-4305
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 C2-0010561 (DE)
Internal Medicine Physician Taxonomy 207R00000X · Licence 25MB02797300 (NJ)

Record details

NPI number1386606002
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 6, 2006
Last updated in NPPESMarch 13, 2014
Mailing address33663 Bayview Medical Dr, Unit 1, Lewes, DE 19958-1663