Doctor profile · Federal record

Dr. John Gillis, DMD

Oral and Maxillofacial Surgery (Dentist) (CMS: Oral Surgery) · Phoenix, AZ

  • NPI 1083673610
  • Accepts Medicare
  • MIPS 86.7 / 100 · 2023
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1441 N 12Th St Fl 23
Phoenix, AZ 850062837
(602) 521-5150
fax (602) 521-5151
Mailing address
1111 E McDowell RD
Phoenix, AZ 850062612

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
January 17, 2022
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
1223S0112X — NUCC code
State license (1)
Arizona #6147
Medicaid
AZ #931982

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1083673610. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
91
Distinct HCPCS
4
Medicare allowed
$5,496
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 32 25 $54
70355 X-ray of lower jaws, upper jaws and teeth 24 22 $10
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 20 19 $117
99203 New patient office or other outpatient visit, 30-44 minutes 15 15 $81

In context: peer comparison

Among 2 peers in Phoenix Oral and Maxillofacial Surgery (Dentist), average services per provider: 60. This provider delivers 1.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$71
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Geistlich Pharma, North America, INC. 1 $33.13
Acumed LLC 1 $27.88
Advanced Oxygen Therapy INC. 1 $9.93

By nature of payment

Food and Beverage
$71

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Gillis's medical specialty?
Dr. John Gillis practices Oral and Maxillofacial Surgery (Dentist) in Phoenix, AZ.
Where does Dr. John Gillis practice?
Dr. John Gillis practices at 1441 N 12Th St Fl 23, Phoenix, AZ 850062837. Office phone: 6025215150.
What is Dr. John Gillis's NPI?
Dr. John Gillis's National Provider Identifier (NPI) is 1083673610, issued by NPPES.
Does Dr. John Gillis accept Medicare assignment?
Yes. Dr. John Gillis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Gillis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); X-ray of lower jaws, upper jaws and teeth (HCPCS 70355); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.