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

Dr. Ronald L. Mera, MD

Individual provider Internal Medicine Physician · NPI 1538123310

Dr. Ronald L. Mera, MD is an Internal Medicine Physician in Chesterfield, Missouri. Licensed in Missouri. Registered with an NPI since 2006.

Licensed in
MO
In the registry since
2006
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

222 S Woods Mill Rd Ste 630
Chesterfield, MO 63017-3625
Phone: (314) 878-4141
Fax: (314) 878-4853
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 R4N75 (MO)

Record details

NPI number1538123310
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 17, 2006
Last updated in NPPESJuly 3, 2014

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