SAN FRANCISCO NUCLEAR IMAGING, LLC
NPI 1952735664
Clinic/Center - Radiology in San Juan, PR

Q: What is San Francisco Nuclear Imaging, LLC's NPI number?

The NPI number for San Francisco Nuclear Imaging, LLC is 1952735664. It was assigned to this organization in the NPPES registry on August 29, 2013.

Q: What is San Francisco Nuclear Imaging, LLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Radiology, with taxonomy code 261QR0200X.

Active since August 29, 2013

DE DIEGO AVE 126, SEIN MEDICAL PLAZA, SUITE 5,, SAN JUAN, PR 00936(787) 622-7333(787) 622-7332 Get Directions Write a Review

NPPES record last updated: September 16, 2013. Verified against the NPPES registry weekly; last sync: November 01, 2026.

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About San Francisco Nuclear Imaging, Llc NPPES

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

SAN FRANCISCO NUCLEAR IMAGING, LLC (NPI 1952735664) is a healthcare organization registered as a radiology in San Juan, Puerto Rico and active in the NPI registry since August 2013. The organization lists Ricardo Javier Sein, Owner, as its authorized official.

NPPES Registry Identity

NPI1952735664

Entity TypeOrganization

Primary Taxonomy261QR0200X

Legal Business NameSAN FRANCISCO NUCLEAR IMAGING, LLC

Location AddressDE DIEGO AVE 126, SEIN MEDICAL PLAZA, SUITE 5,San Juan, PR 00936-1077

Mailing AddressPo Box 270316San Juan, PR 00927-0196

Phone(787) 622-7333

Fax(787) 622-7332

Organization SubpartNo

Authorized OfficialRicardo Javier SeinOwner · (787) 420-5894

Enumeration DateAugust 29, 2013

Last NPPES UpdateSeptember 16, 2013

✔ NPI 1952735664 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · RadiologyAmbulatory Health Care Facilities

Taxonomy Code261QR0200X

DE DIEGO AVE 126, San Juan, PR 00936

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Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

San Francisco Nuclear Imaging, Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to San Francisco Nuclear Imaging, LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Ricardo Sein Najera, M.D.

Nuclear Medicine

NPI 1376744615

SEIN MEDICAL PLAZA 126 DE DIEGO AVENUE SUITE # 1
San Juan, PR 00921

(787) 758-0850

✔ PECOS✔ Accepts Medicare4.1 mi

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

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 San Francisco Nuclear Imaging, LLC's NPI number?

The NPI number for San Francisco Nuclear Imaging, LLC is 1952735664. It was assigned to this organization in the NPPES registry on August 29, 2013.

Where is San Francisco Nuclear Imaging, LLC located?

San Francisco Nuclear Imaging, LLC is located at De Diego Ave 126 Sein Medical Plaza, Suite 5,, San Juan, PR 00936. The listed phone number is (787) 622-7333.

What is San Francisco Nuclear Imaging, LLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Radiology, with taxonomy code 261QR0200X.

Is San Francisco Nuclear Imaging, LLC enrolled in Medicare?

Yes. San Francisco Nuclear Imaging, LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through San Francisco Nuclear Imaging, LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Nuclear Medicine) reassigns their Medicare billing to San Francisco Nuclear Imaging, LLC. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for San Francisco Nuclear Imaging, LLC was last updated on September 16, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years 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.