DR. LIZZIE ALFONZO-SARNELLI MD
NPI 1548253099
Obstetrics & Gynecology in Caguas, PR
About Dr. Lizzie Alfonzo-sarnelli Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. LIZZIE ALFONZO-SARNELLI MD (NPI 1548253099) is an individual obstetrics & gynecology provider in Caguas, Puerto Rico, licensed in Puerto Rico (12178) and active in the NPI registry since August 2005. She is enrolled in Medicare PECOS and is a graduate of Other (1990).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
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
Dr. Lizzie Alfonzo-sarnelli 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 Reassignments
3Medicare enrollment records show Lizzie Alfonzo-sarnelli reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Caguas, PR 00725
- Reassigned Medicare billing, Puerto Rico enrollment
- 23 clinicians in this Medicare group
Caguas, PR 00725
- Reassigned Medicare billing, Puerto Rico enrollment
- 85 clinicians in this Medicare group
Aibonito, PR 00705
- Reassigned Medicare billing, Puerto Rico enrollment
- 205 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 00725 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
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 Lizzie Alfonzo-sarnelli's NPI number?
The NPI number for Lizzie Alfonzo-sarnelli is 1548253099. It was assigned to this individual provider in the NPPES registry on August 30, 2005.
Where is Lizzie Alfonzo-sarnelli located?
Lizzie Alfonzo-sarnelli practices at Cond Santa Juana, Caguas, PR 00725. The listed phone number is (787) 745-2110.
What is Lizzie Alfonzo-sarnelli's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Lizzie Alfonzo-sarnelli enrolled in Medicare?
Yes. Lizzie Alfonzo-sarnelli 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 organizations bill Medicare for Lizzie Alfonzo-sarnelli's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lizzie Alfonzo-sarnelli reassigns Medicare benefits to 3 organizations: Corporacion De Salud Asegurada Por Nuestra Organizacion Solidaria, Inc (Caguas, PR), Hospital Menonita Caguas Inc (Caguas, PR) and Mennonite General Hospital Inc (Aibonito, PR). Each 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 Lizzie Alfonzo-sarnelli'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 Lizzie Alfonzo-sarnelli was last updated on April 29, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Dr. Lizzie Alfonzo-Sarnelli, MD · NPI 1548253099
Obstetrics & Gynecology physician in Caguas, Puerto Rico. Individual provider, active in the CMS NPPES registry since August 30, 2005.
## Identity
- **NPI:** 1548253099 (Entity type: Individual)
- **Enumerated:** August 30, 2005
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 12178 (Puerto Rico)
- **Sole proprietor:** Yes
## Practice location
- **Address:** COND SANTA JUANA, Caguas, PR 00725-2107
- **Phone:** (787) 745-2110
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Corporacion De Salud Asegurada Por Nuestra Organizacion Solidaria, Inc (NPI 1023654316, Caguas, PR); Hospital Menonita Caguas Inc (NPI 1295327625, Caguas, PR); Mennonite General Hospital Inc (NPI 1043347768, Aibonito, PR) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1990
## Record status
- **NPPES last updated:** April 29, 2015
- **Other identifiers:** Other 89508 (PR); Medicare ID-Type Unspecified 0089508 (PR)
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Source: [NPI Profile](https://npiprofile.com/npi/1548253099) · Data from the CMS NPPES public registry.