1. Home
  2. Directory
  3. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

NATASHA NICOLE SANTIAGO SANTOS MD
NPI 1700341690
Internal Medicine in Ponce, PR

Active since February 05, 2019PECOS Enrolled
1154 CALLE AVILA, PONCE, PR 00730(787) 718-0828 Get Directions Write a Review

NPPES record last updated: September 7, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 7, 2026, Jun 17, 2025, May 28, 2025 and 2 more (5 updates tracked since 2019).

About Natasha Nicole Santiago Santos Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

NATASHA NICOLE SANTIAGO SANTOS MD (NPI 1700341690) is an individual internal medicine provider in Ponce, Puerto Rico, licensed in Puerto Rico (24338) and active in the NPI registry since February 2019. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1700341690
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameNATASHA NICOLE SANTIAGO SANTOSCredential: MD
Location Address1154 CALLE AVILAPonce, PR 00730-4026
Mailing Address1154 Calle Avila, Urb La RamblaPonce, PR 00730-4026
Phone(787) 718-0828
Sole ProprietorYes
Enumeration DateFebruary 5, 2019
Last NPPES UpdateSeptember 7, 20265 updates tracked since enumeration
NPPES CertifiedSeptember 7, 2026
✔ NPI 1700341690 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in PR · 24338
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Natasha Nicole Santiago Santos Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Natasha Santiago Santos reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Santis Health
Internal Medicine
1154 CALLE AVILA
Ponce, PR 00730
  • Reassigned Medicare billing, Puerto Rico enrollment
NPI 1821925363 (787) 718-0828

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 00730 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$130.65 typical visit price
range $56.86 – $172.44
Typical copayment $32.66 (range $14.21 – $43.11)
Most-billed visit code 99204
Established Patient
$100.24 typical visit price
range $18.24 – $140.44
Typical copayment $25.06 (range $4.56 – $35.11)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SANTIS HEALTH
Internal Medicine
1154 CALLE AVILA
PONCE, PR 00730
Ponce Municipio (787) 718-0828

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Natasha Santiago Santos's NPI number?

The NPI number for Natasha Santiago Santos is 1700341690. It was assigned to this individual provider in the NPPES registry on February 5, 2019.

Where is Natasha Santiago Santos located?

Natasha Santiago Santos practices at 1154 Calle Avila, Ponce, PR 00730. The listed phone number is (787) 718-0828.

What is Natasha Santiago Santos's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Natasha Santiago Santos enrolled in Medicare?

Yes. Natasha Santiago Santos is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Natasha Santiago Santos's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Natasha Santiago Santos reassigns Medicare benefits to Santis Health (Ponce, PR). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Natasha Santiago Santos's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Natasha Santiago Santos was last updated on September 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 44 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.