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DR. MAIZA DAISY SAAVEDRA M.D.
NPI 1871974634
Transplant Surgery in San Juan, PR

Active since June 17, 2015PECOS EnrolledAccepts Medicare Assignment
67.09/100
CMS Quality Rating
PONCE DE LEON AV. 37 1/2, TRANSPLANT CENTER, SAN JUAN, PR 00919(787) 771-7575 Get Directions Write a Review

NPPES record last updated: June 17, 2015. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Maiza Daisy Saavedra M.d. NPPES

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

DR. MAIZA DAISY SAAVEDRA M.D. (NPI 1871974634) is an individual transplant surgery provider in San Juan, Puerto Rico, licensed in Puerto Rico (14812) and active in the NPI registry since June 2015. She is enrolled in Medicare PECOS, is affiliated with Auxilio Mutuo Hospital, and is a graduate of Other (1994).

NPPES Registry Identity

NPI1871974634
Entity TypeIndividualFemale
Primary Taxonomy204F00000X
Provider Legal NameDR. MAIZA DAISY SAAVEDRACredential: M.D.
Location AddressPONCE DE LEON AV. 37 1/2, TRANSPLANT CENTERSan Juan, PR 00919
Mailing AddressPo Box 191227, Transplant CenterSan Juan, PR 00919-1227 · (787) 771-7575
Phone(787) 771-7575
Sole ProprietorYes
Medical School CMSOtherGraduated 1994
Enumeration DateJune 17, 2015
✔ NPI 1871974634 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyTransplant SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code204F00000X
License✔ Licensed in PR · 14812
Definition
A surgeon who specializes in transplant surgery. Source: National Uniform Claim Committee
Also ListedSurgeryTaxonomy 208600000X · License 14812 (PR)
PONCE DE LEON AV. 37 1/2, San Juan, PR 00919
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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. Maiza Daisy Saavedra M.d. 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.

PECOS PAC ID3779897715
PECOS Enrollment IDI20150804004415
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 Reassignments

2

Medicare enrollment records show Maiza Saavedra reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Hospital Espanol Auxilio Mutuo De Puerto Rico, Inc.
Specialist
735 AVE PONCE DE LEON STE 375
San Juan, PR 00917
  • Reassigned Medicare billing, Puerto Rico enrollment
  • 44 clinicians in this Medicare group
NPI 1487947214 (787) 771-7934
Xcell Surgery LLC
Surgery
735 AVE PONCE DE LEON, TORRE MEDICA AUXILIO MUTUO SUITE 404
San Juan, PR 00917
  • Reassigned Medicare billing, Puerto Rico enrollment
NPI 1871395350 (787) 238-3329

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

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
24 services22 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Auxilio Mutuo Hospital

Acute Care Hospitals · San Juan, PR
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number400016
LocationPonce De Leon Avenue 735 Stop 37 1/2San Juan, PR 00918 · San Juan County
Emergency services

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

67.09/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality88.73
Promoting Interoperability0
Improvement Activities40
Cost68.24

Referred Medical Equipment & Supplies CMS DME claims 4

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Tacrolimus, immediate release, oral, 1 mg J7507
Treatment-Treatment - Miscellaneous · category RX029N
3 suppliers13 claims4,560 services$0.34 avg. paid by Medicare
Mycophenolic acid, oral, 180 mg J7518
Treatment-Treatment - Miscellaneous · category RX029N
3 suppliers14 claims3,180 services$1.00 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period Q0511
Treatment-Chemotherapy · category RH012N
3 suppliers14 claims14 services$19.00 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for a subsequent prescription in a 30-day period Q0512
Treatment-Chemotherapy · category RH012N
3 suppliers16 claims18 services$11.47 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Maiza Saavedra's NPI number?

The NPI number for Maiza Saavedra is 1871974634. It was assigned to this individual provider in the NPPES registry on June 17, 2015.

Where is Maiza Saavedra located?

Maiza Saavedra practices at Ponce De Leon Av. 37 1/2 Transplant Center, San Juan, PR 00919. The listed phone number is (787) 771-7575.

What is Maiza Saavedra's specialty?

The primary specialty registered for this NPI is Transplant Surgery with taxonomy code 204F00000X.

Is Maiza Saavedra enrolled in Medicare?

Yes. Maiza Saavedra 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 Maiza Saavedra's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Maiza Saavedra reassigns Medicare benefits to 2 organizations: Hospital Espanol Auxilio Mutuo De Puerto Rico, Inc. (San Juan, PR) and Xcell Surgery LLC (San Juan, 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 Maiza Saavedra's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Maiza Saavedra affiliated with any hospitals?

According to CMS data, Maiza Saavedra is affiliated with Auxilio Mutuo Hospital.

When was this NPI record last updated?

The NPPES record for Maiza Saavedra was last updated on June 17, 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.