OrganizationActive
Gregory U Mackay PLLC
NPI 1699951855 · Chiropractor · Las Vegas, NV
Gregory U Mackay PLLC is a Chiropractor organization in Las Vegas, NV (NPI 1699951855).
Provider details
- NPI number
- 1699951855
- Entity type
- Organization
- Primary specialty
- ChiropractorChiropractic Providers
- Organization subpart
- No
- Authorized official
- Crystal Pete, Office/Billing Manager(702) 480-6887
- License
- B745 (NV)
Specialties & taxonomies
Chiropractic Providers
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
7450 W Cheyenne Ave #114
Las Vegas, NV 89129
Phone: (702) 655-2999
Fax: (702) 315-3773
Street-level locationGet directions
Mailing address
7450 W Cheyenne Ave #114
Las Vegas, NV 89129
Other names (DBA / former)
- Doing business as
- Mackay Chiropractic
- Doing business as
- Mackay Chiropractic, Ltd.
Registry dates
- Enumerated
- 2008-01-17
- Last updated
- 2022-03-25
- Certified
- 2022-03-25
Frequently asked questions
- What is Gregory U Mackay PLLC's NPI number?
- Gregory U Mackay PLLC's National Provider Identifier (NPI) is 1699951855, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Gregory U Mackay PLLC?
- Gregory U Mackay PLLC is classified in the NPPES registry as Chiropractor (Chiropractic Providers).
- Where is Gregory U Mackay PLLC located?
- Gregory U Mackay PLLC's practice location on file with NPPES is 7450 W Cheyenne Ave #114, Las Vegas, NV 89129.
- What is Gregory U Mackay PLLC's phone number?
- The practice phone number listed in the NPPES registry for Gregory U Mackay PLLC is (702) 655-2999.
- Who is the authorized official for Gregory U Mackay PLLC?
- The authorized official listed on Gregory U Mackay PLLC's NPPES record is Crystal Pete, Office/Billing Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Gregory U Mackay PLLC's NPI active?
- Yes — Gregory U Mackay PLLC's NPI (1699951855) is active in the NPPES registry as of the last update on 2022-03-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.