Karen J Santiago Rios, M.D.

Hematology/Oncology · Internal Medicine (CMS) · Cidra, Puerto Rico, PR

Call (787) 637-5715 Directions

At a glance

102 Avenida Industrial El Jibaro, Cidra, Puerto Rico, PR 00739

NPPES record updated Feb 11, 2015. Public records can lag behind changes at a practice.

Before you call: a quick checklist
  • Are you accepting new patients?
  • Do you accept my specific insurance plan?
  • Do you provide the service I need at this address?
  • Do I need a referral, and what is the earliest appointment?

Insurance participation and appointment availability are not established by these public records.

Medicare & insurance

Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.

How to check your coverage

Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.

Check the official Medicare directory ↗

Practice location

102 Avenida Industrial El Jibaro Hospital Menonita
Cidra, Puerto Rico, PR 00739
REPORTED BACKGROUND

Education & affiliations

Medical / professional school
Ponce School Of Medicine
Graduation year
2002
CMS specialties
Hematology/Oncology · Internal Medicine

Practice groups

Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.

Source: CMS National Downloadable File · Published Oct 15, 2026.

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PUBLISHED MEDICARE ACTIVITY

Procedures in the public data

Reported activity can help you ask more informed questions about a practice’s services.

No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.

CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology

Source: CMS Utilization Data · Published Oct 15, 2026.

Service-mix comparison is unavailable for this NPI in the imported Medicare service file.

PAYMENT TRANSPARENCY

Industry-reported general payments

$3,110.74General payments · 2025
121Reported transactions
25Reporting companies

Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.

See payment purposes and reporting companies

Reported purposes

PurposeAmount
Food and beverage$3,010.75
Education$99.99

Reporting companies

CompanyAmount
ABBVIE INC.$545.01
ASTRAZENECA PHARMACEUTICALS LP$482.16
E.R. SQUIBB & SONS, L.L.C.$348.21
JANSSEN PHARMACEUTICALS, INC$310.38
MERCK SHARP & DOHME LLC$300.26
PBG PUERTO RICO LLC$120.40
JANSSEN BIOTECH, INC.$99.99
REGENERON HEALTHCARE SOLUTIONS, INC.$95.90
Other reporting companies$808.43
View official Open Payments profile ↗

Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.

Professional details: NPI, taxonomy & registry record
NPI1396846119
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Registry details

Primary taxonomy
Hematology/Oncology · Internal Medicine (CMS)
Taxonomy code
207RH0003X
Enumeration date
Sep 26, 2006
Record updated
Feb 11, 2015
More registry details
Provider type
Individual · Type 1
Reported credentials
M.D.

Reported taxonomies and licenses

Specialty details in registry

207RH0003X · Primary

License reported: 16015 PR

License numbers and credentials are reported to NPPES; HCPList does not independently verify them.

Practice location

102 Avenida Industrial El Jibaro
Hospital Menonita
Cidra, Puerto Rico, PR 00739
Phone
(787) 637-5715
Fax
(787) 739-9922
Mailing address
PO BOX 8103

CAGUAS, PR 007268103
Source: NPPES Source through Oct 18, 2026An NPI does not verify licensure or credentials.

Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.

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