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

Dr. Gregory Udell Mackay, DO

Individual provider Chiropractor · NPI 1467557587

Dr. Gregory Udell Mackay, DO is a Chiropractor in Las Vegas, Nevada. Licensed in Nevada. Registered with an NPI since 2006.

Licensed in
NV
In the registry since
2006
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.

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Practice location Address checks out

6430 Sky Pointe Dr 150
Las Vegas, NV 89131-4050
Phone: (702) 655-2999
Fax: (702) 315-3773
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence B-745 (NV)

Record details

NPI number1467557587
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedSeptember 13, 2006
Last updated in NPPESJuly 8, 2007
Mailing address6430 Sky Pointe Dr, 150, Las Vegas, NV 89131-4050

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