Doctor profile · Federal record

Dr. Karla Berrios Sierra, M.D.

Family Medicine Physician (CMS: Family Practice) · Geriatric Medicine (Family Medicine) Physician · San Juan, PR

  • NPI 1558590059
  • Accepts Medicare
  • 18 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Hospital Universitario de Adulto, Centro Medico de Pueto Rico Bo Monacillo Rio Piedras
San Juan, PR 009350001
(787) 754-0101
Mailing address
P.O. Box 1362
Vega Baja, PR 00694

Credentials & registration

NPPES · NUCC
NPI registered
July 2009 — 17 yrs on file
Profile last updated
November 11, 2014
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Puerto Rico #18935

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558590059. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$193
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
E.R. Squibb & Sons, L.L.C. 1 $125.00
ABBVIE INC. 1 $25.00
BioCryst US Sales Co., LLC 1 $23.22
PBG PUERTO RICO LLC 1 $20.00

By nature of payment

Food and Beverage
$193

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,609
Patients
713
Total drug cost
$42,114
Drug Type Claims Patients Total cost
Losartan Potassium Generic 550 83 $5,747
Simvastatin Generic 467 67 $2,246
Atorvastatin Calcium Generic 455 83 $3,576
Amlodipine Besylate Generic 419 64 $1,666
Lisinopril Generic 356 55 $1,220
Hydrochlorothiazide Generic 349 58 $1,637
Metformin Hcl Generic 324 43 $1,420
Gabapentin Generic 292 37 $1,770
Levothyroxine Sodium Generic 275 37 $3,303
Synthroid (Levothyroxine Sodium) Brand 232 32 $12,957

Frequently asked questions

Auto-generated from federal data
What is Dr. Karla Berrios Sierra's medical specialty?
Dr. Karla Berrios Sierra practices Family Medicine Physician in San Juan, PR.
Where does Dr. Karla Berrios Sierra practice?
Dr. Karla Berrios Sierra practices at Hospital Universitario de Adulto, San Juan, PR 009350001. Office phone: 7877540101.
What is Dr. Karla Berrios Sierra's NPI?
Dr. Karla Berrios Sierra's National Provider Identifier (NPI) is 1558590059, issued by NPPES.
Does Dr. Karla Berrios Sierra accept Medicare assignment?
Yes. Dr. Karla Berrios Sierra accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.