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 Tucson Pulmonary Disease Physician, 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

Frequently asked questions

Auto-generated from federal data
What is Dr. Ives de Chazal's medical specialty?
Dr. Ives de Chazal practices Pulmonary Disease Physician in Tucson, AZ.
Where does Dr. Ives de Chazal practice?
Dr. Ives de Chazal practices at 1951 N Wilmot RD, Tucson, AZ 857128000. Office phone: 5203181114.
What is Dr. Ives de Chazal's NPI?
Dr. Ives de Chazal's National Provider Identifier (NPI) is 1891792107, issued by NPPES.
Does Dr. Ives de Chazal accept Medicare assignment?
Yes. Dr. Ives de Chazal accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ives de Chazal commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent nursing facility care with high level of medical decision making (HCPCS 99310); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309). Source: CMS Medicare Physician & Other Practitioners file.