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- 1441 N 12Th St Fl 23, Phoenix, AZ 85006
About Dr. Gillis
John M. Gillis, DMD practices oral & maxillofacial surgery (dental) in Phoenix, AZ. John is a 2000 graduate of University of Mississippi School of Medicine. According to Medicare claims data, John cared for 103 Medicare patients across 117 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, x-ray of lower jaws, upper jaws and teeth, and new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more. The provider's National Provider Identifier (NPI) is 1083673610.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (602) 521-5150
- Email not available
Practice Locations
1441 N 12TH ST FL 23
Phoenix, AZ 85006
Conditions Commonly Evaluated or Treated
Within Oral and Maxillofacial Surgery generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Complications
- Hole Between Mouth and Sinus
Congenital & Pediatric
Dental Emergencies
- Broken or chipped tooth
- Severely Decayed Tooth
Facial Structure
General
Infection
Infections
- Dental abscess
- Dry socket
- Swollen Cheek or Face
Injury
- Broken Cheekbone
- Broken Jaw
- Eye Socket Fracture
- Facial Cuts
Jaw & Bite
- Advanced gum disease
- Dislocated Jaw
- Jaw Clicking Or Popping
- Locked Jaw
- Overbite
- Overbite Or Underbite
- Protruding Lower Jaw
- Severe Jaw Bone Loss
- Teeth grinding and clenching
- Temporomandibular joint disorder
- Underbite
Nerve Disorders
Oral Pathology
- Bony Bumps in Mouth
- Exposed Jaw Bone
- Jaw Cyst
- Leukoplakia
- Mouth Lump or Bump
- Mouth Sores That Won't Heal
- Oral cancer
Pain
Precancerous
- Red Patches in Mouth
Salivary Glands
- Blocked Salivary Duct
- Salivary gland infection
- Salivary gland stone
Sleep & Airway
Tumors & Cysts
Procedures & services
Most searched procedures
- Bone grafting
- Dental implants
- Jaw surgery
- Wisdom teeth removal
Cosmetic
- Chin Reshaping Surgery
- Jaw Contouring Surgery
Cosmetic & Facial
Dental Emergencies
Dental implants
Emergency
- Knocked-Out Tooth Replantation
Extractions
- Emergency Tooth Extraction
- Surgical tooth extraction
- Tooth extraction
Infections
Injury
- Broken Jaw Surgery
- Cheekbone Fracture Repair
- Eye Socket Fracture Repair
- Facial Cut Stitches
Jaw & Bite
- Dislocated Jaw Reset
Oral surgery
- Coronectomy
- Repair of Hole Between Mouth and Sinus
- Vestibuloplasty
Pathology
- Jaw Cyst Removal
- Mouth Bone Bump Removal
- Mouth Sore Removal
- Oral Biopsy
Pediatric & Soft Tissue
Reconstruction
Reconstructive
- Free Flap Jaw Reconstruction
- Jaw Bone Lengthening
Salivary gland
Salivary Glands
- Ranula or Mucocele Removal
- Salivary Duct Stone Removal
- Submandibular gland removal
Sedation & Anesthesia
- General Anesthesia for Dental Work
- Minimal dental sedation
Sleep & Airway
Surgical Orthodontics
- Impacted Canine Exposure
TMJ & Jaw
- Masseter Botox for Clenching
- Night Guard Fitting
- TMJ Arthroscopy
- TMJ Injections
- TMJ Replacement Surgery
- Trigger Point Injections
Tooth preservation
Tumors & Cysts
- Jaw Tumor Removal
Procedures Most Often Billed to Medicare
117 services · 103 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| X-ray of lower jaws, upper jaws and teeth | Imaging | 70355 |
23 | As often as other peers in Oral & Maxillofacial Surgery… |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
30 | As often as other peers in Oral & Maxillofacial Surgery… |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
19 | As often as other peers in Oral & Maxillofacial Surgery… |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
17 | Less often than most peers in Oral & Maxillofacial Surgery… |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
14 | Too few peers to compare |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
14 | Too few peers to compare |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other oral & maxillofacial surgery specialists in Phoenix 8
Same specialty, same city.
More connections — 15 related providers in 2 groups
Class of 2000 at University of Mississippi School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs X-ray of lower jaws, upper jaws and teeth 7
Providers in AZ who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Gillis?
Dr. Gillis is an oral & maxillofacial surgery (dental) in Phoenix, AZ. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Dr. Gillis's address?
Dr. Gillis is listed at 1441 N 12Th St Fl 23, Phoenix, AZ 85006. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Gillis?
The number on file is (602) 521-5150. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Gillis's NPI number?
Dr. Gillis's National Provider Identifier is 1083673610. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Gillis train?
Dr. Gillis attended University of Mississippi School of Medicine, graduating in 2000. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Gillis been practicing?
Dr. Gillis has 26 years experience. Calculated from a graduation year of 2000, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Gillis perform?
According to Medicare billing data, Dr. Gillis performs imaging including x-ray of lower jaws, upper jaws and teeth, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Gillis confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Gillis. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.