Doctor profile · Federal record

Dr. Alan Chanales, MD

Pulmonary Disease Physician (CMS: Pulmonary Disease) · Critical Care Medicine (Internal Medicine) Physician · Rockville, MD

  • NPI 1093719023
  • Accepts Medicare
  • MIPS 85.3 / 100 · 2023
  • 49 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
15225 Shady Grove RD
Rockville, MD 208503254
(301) 330-0200
fax (301) 330-0202
Additional location
12500 Willowbrook RD
Cumberland, MD 215026393
(240) 964-7000
fax (240) 967-8336
Additional location
12502 Willowbrook RD
Cumberland, MD 215026491
(240) 964-8750
fax (240) 964-8669
Mailing address
Po Box 1671
Cumberland, MD 215011671

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
March 30, 2022
Year of graduation
1977 — 49 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State license (1)
Maryland #29453
Medicaid
MD #AC9227821

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093719023. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,370
Distinct HCPCS
8
Medicare allowed
$143,478
HCPCS Description Services Patients Avg allowed
94010 Test to measure expiratory airflow and volume 556 308 $32
99214 Established patient office or other outpatient visit, 30-39 minutes 361 214 $141
99215 Established patient office or other outpatient visit, 40-54 minutes 186 115 $199
99213 Established patient office or other outpatient visit, 20-29 minutes 124 106 $97
99204 New patient office or other outpatient visit, 45-59 minutes 62 62 $190
99205 New patient office or other outpatient visit, 60-74 minutes 41 40 $250
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 27 12 $81
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 13 12 $133

In context: peer comparison

Among 3 peers in Rockville Pulmonary Disease Physician, average services per provider: 112. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$436
Transactions
8
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 1 $239.11
Regeneron Healthcare Solutions, INC. 4 $139.87
Insmed, INC. 1 $20.95
Amgen INC. 1 $19.26
GlaxoSmithKline, LLC. 1 $16.32

By nature of payment

Food and Beverage
$341
Education
$95

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,916
Patients
1,047
Total drug cost
$791,280
Drug Type Claims Patients Total cost
Fluticasone Propionate Generic 489 188 $10,814
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 366 87 $327,358
Azithromycin Generic 296 162 $1,673
Arnuity Ellipta (Fluticasone Furoate) Brand 286 71 $111,093
Breo Ellipta (Fluticasone/Vilanterol) Brand 286 71 $166,368
Prednisone Generic 223 129 $3,683
Azelastine Hcl Generic 179 59 $10,315
Montelukast Sodium Generic 178 57 $4,021
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 139 83 $4,280
Omeprazole Generic 113 38 $2,139

Frequently asked questions

Auto-generated from federal data
What is Dr. Alan Chanales's medical specialty?
Dr. Alan Chanales practices Pulmonary Disease Physician in Rockville, MD.
Where does Dr. Alan Chanales practice?
Dr. Alan Chanales practices at 15225 Shady Grove RD, Rockville, MD 208503254. Office phone: 3013300200.
What is Dr. Alan Chanales's NPI?
Dr. Alan Chanales's National Provider Identifier (NPI) is 1093719023, issued by NPPES.
Does Dr. Alan Chanales accept Medicare assignment?
Yes. Dr. Alan Chanales accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alan Chanales commonly perform?
Top Medicare-reported procedures in 2023: Test to measure expiratory airflow and volume (HCPCS 94010); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.