Doctor profile · Federal record

Dr. Greg McWhorter, DC

Chiropractor (CMS: Chiropractic) · Sun City, AZ

  • NPI 1124158852
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
13203 N 103Rd Ave, Ste F3
Sun City, AZ 85351
(623) 876-8737

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
111N00000X — NUCC code
State license (1)
Arizona #DC4616A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124158852. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,135
Distinct HCPCS
1
Medicare allowed
$78,615
HCPCS Description Services Patients Avg allowed
98941 Chiropractic manipulative treatment, 3-4 spinal regions 2,135 207 $37

In context: peer comparison

Among 1 peers in this city , average services per provider: 2,135. This provider delivers 1.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Greg McWhorter's medical specialty?
Dr. Greg McWhorter practices Chiropractor in Sun City, AZ.
Where does Dr. Greg McWhorter practice?
Dr. Greg McWhorter practices at 13203 N 103Rd Ave, Sun City, AZ 85351. Office phone: 6238768737.
What is Dr. Greg McWhorter's NPI?
Dr. Greg McWhorter's National Provider Identifier (NPI) is 1124158852, issued by NPPES.
Does Dr. Greg McWhorter accept Medicare assignment?
Dr. Greg McWhorter does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Greg McWhorter commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 3-4 spinal regions (HCPCS 98941). Source: CMS Medicare Physician & Other Practitioners file.