ELAINE ILEANA RIVERA MD
NPI 1629591276
Surgery in San Juan, PR

Q: What is Elaine Rivera's NPI number?

The NPI number for Elaine Rivera is 1629591276. It was assigned to this individual provider in the NPPES registry on July 25, 2017.

Q: What is Elaine Rivera's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Q: When was this NPI record last updated?

The NPPES record for Elaine Rivera was last updated on June 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.

Active since July 25, 2017PECOS Enrolled

1451 AVE ASHFORD LBBY AREA, SAN JUAN, PR 00907(787) 721-2160 Get Directions Write a Review

NPPES record last updated: June 3, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 3, 2026, Apr 1, 2021, Jul 25, 2017 (3 updates tracked since 2017).

On this page

About Elaine Ileana Rivera Md NPPES

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

ELAINE ILEANA RIVERA MD (NPI 1629591276) is an individual surgery provider in San Juan, Puerto Rico, licensed in Puerto Rico (24324) and active in the NPI registry since July 2017. She is enrolled in Medicare PECOS, maintains a secondary practice location in Bayamon, and is a graduate of University Of Puerto Rico School Of Medicine (2019).

NPPES Registry Identity

NPI1629591276

Entity TypeIndividualFemale

Primary Taxonomy208600000X

Provider Legal NameELAINE ILEANA RIVERACredential: MD

Location Address1451 AVE ASHFORD LBBY AREASan Juan, PR 00907-1511

Mailing Address12 Ave Albolote Apt 88Guaynabo, PR 00969-5505

Phone(787) 721-2160

Sole ProprietorNo

Medical School CMSUniversity Of Puerto Rico School Of MedicineGraduated 2019

Enumeration DateJuly 25, 2017

Last NPPES UpdateJune 3, 20263 updates tracked since enumeration

NPPES CertifiedJune 3, 2026

✔ NPI 1629591276 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians

Taxonomy Code208600000X

License✔ Licensed in PR · 24324

Definition

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Secondary Practice Location 1

Location 1100 Ave LaurelBayamon, PR 00956-4816 · Phone (787) 787-5151

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Elaine Ileana Rivera Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID3476011693

PECOS Enrollment IDI20260818004837

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 Elaine Rivera reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Rivera Ortiz Surgery LLC

Surgery

1451 AVE ASHFORD
San Juan, PR 00907

Reassigned Medicare billing, Puerto Rico enrollment

NPI 1972426518 (787) 722-6544

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 00907 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

$88.07 typical visit price

range $56.86 – $172.44

Typical copayment $22.01 (range $14.21 – $43.11)

Most-billed visit code 99203

Established Patient

$70.88 typical visit price

range $18.24 – $140.44

Typical copayment $17.72 (range $4.56 – $35.11)

Most-billed visit code 99213

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 2

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

DR MIGUEL BAEZ STELLA PSC

Surgery

1451 AVE ASHFORD LBBY AREA
SAN JUAN, PR 00907

San Juan Municipio (787) 722-6544

DR. MIGUEL ANGEL BAEZ STELLA

Surgery

1451 AVE ASHFORD LBBY AREA
SAN JUAN, PR 00907

San Juan Municipio (787) 722-6544

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 Elaine Rivera's NPI number?

The NPI number for Elaine Rivera is 1629591276. It was assigned to this individual provider in the NPPES registry on July 25, 2017.

Where is Elaine Rivera located?

Elaine Rivera practices at 1451 Ave Ashford Lbby Area, San Juan, PR 00907. The listed phone number is (787) 721-2160.

What is Elaine Rivera's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Elaine Rivera enrolled in Medicare?

Yes. Elaine Rivera is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Elaine Rivera's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Elaine Rivera reassigns Medicare benefits to Rivera Ortiz Surgery LLC (San Juan, 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 Elaine Rivera'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 Elaine Rivera was last updated on June 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.