Doctor profile · Federal record

Dr. IVES DE CHAZAL, MD

Pulmonary Disease Physician (CMS: PULMONARY DISEASE) · Critical Care Medicine (Internal Medicine) Physician · Sleep Medicine (Internal Medicine) Physician · TUCSON, AZ

  • NPI 1891792107
  • Accepts Medicare
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1951 N WILMOT RD, BLDG 4
TUCSON, AZ 857128000
(520) 318-1114
fax (520) 318-4693
Mailing address
PO BOX 31235
TUCSON, AZ 857511235

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
September 13, 2021
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State licenses (2)
Arizona #34142 · Arizona #177980
Medicaid
AZ #941064

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891792107. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,943
Distinct HCPCS
10
Medicare allowed
$181,824
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 541 175 $78
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 315 18 $148
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 192 16 $103
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 102 97 $127
99214 Established patient office or other outpatient visit, 30-39 minutes 101 82 $93
95811 Sleep study in sleep lab with continuous airway pressure (6 years or older) 94 84 $119
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 80 44 $49
94727 Test to determine lung volumes using gas dilution or washout 71 70 $12
94729 Test to examine how well the lungs exchange gases 71 70 $9
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 68 22 $117

In context: peer comparison

Among 20 peers in this city , average services per provider: 74. This provider delivers 26× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$247
Transactions
14
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Tactile Systems Technology Inc 2 $44.44
Actelion Pharmaceuticals US, Inc. 1 $30.62
Electromed, Inc. 4 $28.66
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $25.80
Regeneron Healthcare Solutions, Inc. 1 $24.12
JAZZ PHARMACEUTICALS INC. 1 $21.94
Novartis Pharmaceuticals Corporation 1 $21.74
GlaxoSmithKline, LLC. 1 $18.14
Avadel CNS Pharmaceuticals, LLC 1 $16.07
Grifols USA, LLC 1 $15.32

By nature of payment

Food and Beverage
$247

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,268
Patients
394
Total drug cost
$408,595
Drug Type Claims Patients Total cost
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 325 127 $10,891
Montelukast Sodium Generic 212 69 $3,332
Symbicort (Budesonide/Formoterol Fumarate) Brand 121 28 $63,042
Breo Ellipta (Fluticasone/Vilanterol) Brand 85 28 $59,437
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 81 29 $88,307
Flovent Hfa (Fluticasone Propionate) Brand 79 15 $35,684
Prednisone Generic 71 40 $307
Spiriva Respimat (Tiotropium Bromide) Brand 63 16 $38,249
Fluticasone Propionate Generic 47 29 $1,053
Fluticasone-Salmeterol (Fluticasone Propion/Salmeterol) Brand 45 13 $15,131