Doctor profile · Federal record

Dr. Aymara Chang Lopez, M.D.

Infectious Disease Physician (CMS: Infectious Disease) · Internal Medicine Physician · Infectious Disease Physician · El Paso, TX

  • NPI 1215257365
  • Accepts Medicare
  • 23 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4801 Alberta Ave
El Paso, TX 799052707
(915) 215-5200
Mailing address
4336 Donnybrook Pl
El Paso, TX 799021312

Credentials & registration

NPPES · NUCC
NPI registered
June 2010 — 16 yrs on file
Profile last updated
June 20, 2024
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207RI0200X — NUCC code
State licenses (3)
Texas #Q3493 · Texas #BP10038313 · Florida #TRN19088

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215257365. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
258
Distinct HCPCS
8
Medicare allowed
$19,939
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 86 25 $75
85610 Blood test, clotting time 46 15 $4
99238 Hospital discharge day management, 30 minutes or less 32 29 $78
99213 Established patient office or other outpatient visit, 20-29 minutes 25 22 $87
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 24 12 $114
99214 Established patient office or other outpatient visit, 30-39 minutes 21 20 $123
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 13 13 $125
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 11 11 $153

In context: peer comparison

Among 6 peers in El Paso Infectious Disease Physician, average services per provider: 295. This provider delivers 0.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
196
Patients
59
Total drug cost
$2,634
Drug Type Claims Patients Total cost
Warfarin Sodium Generic 183 59 $1,231
Enoxaparin Sodium Generic 13 0 $1,403

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Aymara Chang Lopez's medical specialty?
Dr. Aymara Chang Lopez practices Infectious Disease Physician in El Paso, TX.
Where does Dr. Aymara Chang Lopez practice?
Dr. Aymara Chang Lopez practices at 4801 Alberta Ave, El Paso, TX 799052707. Office phone: 9152155200.
What is Dr. Aymara Chang Lopez's NPI?
Dr. Aymara Chang Lopez's National Provider Identifier (NPI) is 1215257365, issued by NPPES.
Does Dr. Aymara Chang Lopez accept Medicare assignment?
Yes. Dr. Aymara Chang Lopez accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Aymara Chang Lopez commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Blood test, clotting time (HCPCS 85610); Hospital discharge day management (HCPCS 99238). Source: CMS Medicare Physician & Other Practitioners file.