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

Marc K O'Connor, MD

Individual provider Pediatrics Physician · NPI 1659364594

Marc K O'Connor, MD is a Pediatrics Physician in Las Vegas, Nevada. Licensed in Nevada. Registered with an NPI since 2005.

Licensed in
NV
In the registry since
2005
Specialties on file
2
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

3186 S Maryland Pkwy
Las Vegas, NV 89109-2317
Phone: (888) 350-2911
Fax: (702) 369-5827
Show map & directions

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

Specialties & licences

Pediatric Emergency Medicine (Pediatrics) Physician (primary) Taxonomy 2080P0204X · Licence 6862 (NV)
Pediatrics Physician Taxonomy 208000000X · Licence 6862 (NV)

Record details

NPI number1659364594
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 25, 2005
Last updated in NPPESJuly 13, 2026

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