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

John A Merkle, MD

Individual provider Diagnostic Radiology Physician · NPI 1023051349

John A Merkle, MD is a Diagnostic Radiology Physician in St. Louis, 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.

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Practice location Address checks out

774 N New Ballas Rd
St. Louis, MO 63141-6716
Phone: (314) 567-1656
Fax: (314) 567-0622
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence R6D30 (MO)

Record details

NPI number1023051349
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 14, 2006
Last updated in NPPESDecember 4, 2007
Mailing address774 N New Ballas Rd, St Louis, MO 63141-6716

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