Doctor profile · Federal record

Dr. John Dibaise, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Gastroenterology Physician · Scottsdale, AZ

  • NPI 1043293434
  • Accepts Medicare
  • MIPS 78.6 / 100 · 2023
  • 34 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
13400 E Shea Blvd
Scottsdale, AZ 852595404
(480) 301-8000

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
September 10, 2020
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
Arizona #33585 · Nebraska #20817

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043293434. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,371
Distinct HCPCS
10
Medicare allowed
$156,776
HCPCS Description Services Patients Avg allowed
91065 Measurement of hydrogen in breath to test for stomach and bowel symptoms 455 283 $82
91122 Study of rectum sensitivity and function 201 201 $267
99214 Established patient office or other outpatient visit, 30-39 minutes 125 103 $122
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 112 34 $77
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito 100 99 $5
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 64 62 $22
45380 Biopsy of large bowel using a flexible endoscope 60 60 $131
99213 Established patient office or other outpatient visit, 20-29 minutes 41 40 $88
99204 New patient office or other outpatient visit, 45-59 minutes 36 36 $163
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 33 33 $245

In context: peer comparison

Among 29 peers in Scottsdale Gastroenterology Physician, average services per provider: 53. This provider delivers 26× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,250
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Baxter Healthcare 1 $2,250.00

By nature of payment

Consulting Fee
$2,250

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
207
Patients
48
Total drug cost
$22,707
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 49 18 $1,192
Sodium Chloride (0.9 % Sodium Chloride) Brand 45 0 $1,900
Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) Brand 21 0 $916
Motegrity (Prucalopride Succinate) Brand 21 0 $12,541
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 17 17 $328
Triamcinolone Acetonide Generic 15 13 $129
Dicyclomine Hcl Generic 14 0 $184
Omeprazole Generic 14 0 $604
Colesevelam Hcl Generic 11 0 $4,913

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Dibaise's medical specialty?
Dr. John Dibaise practices Gastroenterology Physician in Scottsdale, AZ.
Where does Dr. John Dibaise practice?
Dr. John Dibaise practices at 13400 E Shea Blvd, Scottsdale, AZ 852595404. Office phone: 4803018000.
What is Dr. John Dibaise's NPI?
Dr. John Dibaise's National Provider Identifier (NPI) is 1043293434, issued by NPPES.
Does Dr. John Dibaise accept Medicare assignment?
Yes. Dr. John Dibaise accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Dibaise commonly perform?
Top Medicare-reported procedures in 2023: Measurement of hydrogen in breath to test for stomach and bowel symptoms (HCPCS 91065); Study of rectum sensitivity and function (HCPCS 91122); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.