ELIZABETH CHRISTINE RAMIREZ-DIAZ MD
NPI 1235471186
Internal Medicine - Rheumatology in Naranjito, PR
About Elizabeth Christine Ramirez-diaz Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ELIZABETH CHRISTINE RAMIREZ-DIAZ MD (NPI 1235471186) is an individual rheumatology provider in Naranjito, Puerto Rico, licensed in Puerto Rico (19332) and active in the NPI registry since March 2013. She is enrolled in Medicare PECOS and is a graduate of University Of Puerto Rico School Of Medicine (2013).
NPPES Registry Identity
Specialties & Licenses 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Elizabeth Christine Ramirez-diaz Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Elizabeth Ramirez-diaz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Bayamon, PR 00961
- Reassigned Medicare billing, Puerto Rico enrollment
- 141 clinicians in this Medicare group
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 00719 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
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 Elizabeth Ramirez-diaz's NPI number?
The NPI number for Elizabeth Ramirez-diaz is 1235471186. It was assigned to this individual provider in the NPPES registry on March 19, 2013.
Where is Elizabeth Ramirez-diaz located?
Elizabeth Ramirez-diaz practices at PO Box 515, Naranjito, PR 00719. The listed phone number is (787) 787-2387.
What is Elizabeth Ramirez-diaz's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.
Is Elizabeth Ramirez-diaz enrolled in Medicare?
Yes. Elizabeth Ramirez-diaz is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Elizabeth Ramirez-diaz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Elizabeth Ramirez-diaz reassigns Medicare benefits to Salud Integral En La Montana, Inc. (Bayamon, 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 Elizabeth Ramirez-diaz'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 Elizabeth Ramirez-diaz was last updated on May 15, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Elizabeth Christine Ramirez-Diaz, MD · NPI 1235471186
Rheumatology physician in Naranjito, Puerto Rico. Individual provider, active in the CMS NPPES registry since March 19, 2013.
## Identity
- **NPI:** 1235471186 (Entity type: Individual)
- **Enumerated:** March 19, 2013
- **Primary specialty:** Internal Medicine - Rheumatology · taxonomy 207RR0500X
- **State license:** 19332 (Puerto Rico)
- **Sole proprietor:** Yes
## Practice location
- **Address:** PO BOX 515, Naranjito, PR 00719-0515
- **Phone:** (787) 787-2387
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Salud Integral En La Montana, Inc. (NPI 1306327341, Bayamon, PR), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Puerto Rico School Of Medicine, class of 2013
## Record status
- **NPPES last updated:** May 15, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1235471186) · Data from the CMS NPPES public registry.