Doctor profile · Federal record

Dr. Myrna Lopez, M.D.

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Arecibo, PR

  • NPI 1194814640
  • Accepts Medicare
  • 38 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
65 Ave Barbosa, Arecibo Medical Plaza, Suite 102
Arecibo, PR 006122799
(787) 879-4811
fax (787) 879-4811
Mailing address
Po Box 143554
Arecibo, PR 006143554

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
July 9, 2007
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
Puerto Rico #10548

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194814640. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
51
Distinct HCPCS
2
Medicare allowed
$4,600
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 35 11 $73
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 16 15 $129

In context: peer comparison

Among 1 peers in this city , average services per provider: 25. This provider delivers 2.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$28
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Eli Lilly Export S.A. Puerto Rico Branch 1 $28.41

By nature of payment

Food and Beverage
$28

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,253
Patients
695
Total drug cost
$578,510
Drug Type Claims Patients Total cost
Synthroid (Levothyroxine Sodium) Brand 1,137 164 $58,522
Levothyroxine Sodium Generic 590 97 $7,020
Metformin Hcl Generic 559 101 $2,514
Glimepiride Generic 238 37 $1,567
Januvia (Sitagliptin Phosphate) Brand 220 42 $150,790
Tradjenta (Linagliptin) Brand 177 21 $99,606
Rosuvastatin Calcium Generic 174 32 $1,316
Atorvastatin Calcium Generic 172 33 $1,265
Lantus (Insulin Glargine,hum.Rec.Anlog) Brand 170 27 $58,134
Metformin Hcl Er (Metformin Hcl) Brand 150 26 $1,226

Frequently asked questions

Auto-generated from federal data
What is Dr. Myrna Lopez's medical specialty?
Dr. Myrna Lopez practices Endocrinology, Diabetes & Metabolism Physician in Arecibo, PR.
Where does Dr. Myrna Lopez practice?
Dr. Myrna Lopez practices at 65 Ave Barbosa, Arecibo, PR 006122799. Office phone: 7878794811.
What is Dr. Myrna Lopez's NPI?
Dr. Myrna Lopez's National Provider Identifier (NPI) is 1194814640, issued by NPPES.
Does Dr. Myrna Lopez accept Medicare assignment?
Yes. Dr. Myrna Lopez accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Myrna Lopez commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.