Doctor profile · Federal record

Dr. Enrique Calvo Ayala, M.D.

Pulmonary Disease Physician (CMS: Critical Care (Intensivists)) · Royal Oak, MI

  • NPI 1699971713
  • Accepts Medicare
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3535 W 13 Mile RD Ste 344
Royal Oak, MI 480736770
(248) 551-0497
fax (248) 551-4556
Mailing address
26901 Beaumont Blvd Ste 3D
Southfield, MI 480333849

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
October 23, 2020
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State license (1)
Michigan #4301089825

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699971713. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
484
Distinct HCPCS
9
Medicare allowed
$60,275
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 121 64 $121
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 101 67 $81
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 56 56 $177
99214 Established patient office or other outpatient visit, 30-39 minutes 55 43 $99
99215 Established patient office or other outpatient visit, 40-54 minutes 47 32 $145
99291 Critical care, first 30-74 minutes 35 17 $220
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 33 33 $133
99213 Established patient office or other outpatient visit, 20-29 minutes 24 23 $67
99204 New patient office or other outpatient visit, 45-59 minutes 12 12 $136

In context: peer comparison

Among 8 peers in Royal Oak Pulmonary Disease Physician, average services per provider: 96. This provider delivers 5.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$38
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Ethicon INC. 1 $37.54

By nature of payment

Food and Beverage
$38

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
706
Patients
163
Total drug cost
$1,201,196
Drug Type Claims Patients Total cost
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 118 47 $6,066
Prednisone Generic 94 31 $776
Breo Ellipta (Fluticasone/Vilanterol) Brand 88 23 $40,814
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 60 17 $60,711
Symbicort (Budesonide/Formoterol Fumarate) Brand 56 16 $27,293
Ofev (Nintedanib Esylate) Brand 51 0 $638,058
Dupixent Pen (Dupilumab) Brand 37 0 $149,339
Fluticasone Propionate Generic 35 15 $1,258
Montelukast Sodium Generic 33 14 $918
Mycophenolate Mofetil Generic 32 0 $7,708

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Enrique Calvo Ayala's medical specialty?
Dr. Enrique Calvo Ayala practices Pulmonary Disease Physician in Royal Oak, MI.
Where does Dr. Enrique Calvo Ayala practice?
Dr. Enrique Calvo Ayala practices at 3535 W 13 Mile RD Ste 344, Royal Oak, MI 480736770. Office phone: 2485510497.
What is Dr. Enrique Calvo Ayala's NPI?
Dr. Enrique Calvo Ayala's National Provider Identifier (NPI) is 1699971713, issued by NPPES.
Does Dr. Enrique Calvo Ayala accept Medicare assignment?
Yes. Dr. Enrique Calvo Ayala accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Enrique Calvo Ayala commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.