Doctor profile · Federal record

Dr. Karen Santiago Rios, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Cidra, Puerto Rico, PR

  • NPI 1396846119
  • Accepts Medicare
  • 24 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
102 Avenida Industrial El Jibaro, Hospital Menonita
Cidra, Puerto Rico, PR 00739
(787) 637-5715
fax (787) 739-9922
Mailing address
Po Box 8103
Caguas, PR 007268103

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
February 11, 2015
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Puerto Rico #16015

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1396846119. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,571
Transactions
105
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 12 $428.12
E.R. Squibb & Sons, L.L.C. 14 $381.36
Janssen Pharmaceuticals, Inc 15 $326.69
Amgen Inc. 13 $239.96
Genentech USA, Inc. 12 $237.22
PBG PUERTO RICO LLC 11 $233.07
ABBVIE INC. 7 $161.99
Merck Sharp & Dohme LLC 6 $117.29
SOBI, INC 3 $62.31
Exelixis Inc. 2 $53.07
Novartis Pharmaceuticals Corporation 2 $49.99
Eli Lilly Export S.A. Puerto Rico Branch 2 $48.68
Regeneron Healthcare Solutions, Inc. 2 $47.95
PUMA BIOTECHNOLOGY, INC. 2 $47.22
Takeda Pharmaceuticals U.S.A., Inc. 2 $37.84

By nature of payment

Food and Beverage
$2,571

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
199
Patients
30
Total drug cost
$264,898
Drug Type Claims Patients Total cost
Anastrozole Generic 128 30 $2,080
Hydroxyurea Generic 28 0 $450
Imbruvica (Ibrutinib) Brand 16 0 $258,727
Exemestane Generic 15 0 $3,414
Tamoxifen Citrate Generic 12 0 $227

Frequently asked questions

Auto-generated from federal data
What is Dr. Karen Santiago Rios's medical specialty?
Dr. Karen Santiago Rios practices Hematology & Oncology Physician in Cidra, Puerto Rico, PR.
Where does Dr. Karen Santiago Rios practice?
Dr. Karen Santiago Rios practices at 102 Avenida Industrial El Jibaro, Cidra, Puerto Rico, PR 00739. Office phone: 7876375715.
What is Dr. Karen Santiago Rios's NPI?
Dr. Karen Santiago Rios's National Provider Identifier (NPI) is 1396846119, issued by NPPES.
Does Dr. Karen Santiago Rios accept Medicare assignment?
Yes. Dr. Karen Santiago Rios accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.