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WILFREDO ALONSO M.D.
NPI 1790923050
Internal Medicine in Aguadilla, PR

Active since January 25, 2009PECOS EnrolledAccepts Medicare Assignment
LOBBY BUEN SAMARITANO, AVENUE SEVERIANO CUEVAS 18, AGUADILLA, PR 00603(787) 882-9900(787) 882-9901 Get Directions Write a Review

NPPES record last updated: February 24, 2014. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Wilfredo Alonso M.d. NPPES

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

WILFREDO ALONSO M.D. (NPI 1790923050) is an individual internal medicine provider in Aguadilla, Puerto Rico, licensed in Puerto Rico (17417) and active in the NPI registry since January 2009. He is enrolled in Medicare PECOS, is affiliated with Hospital Buen Samaritano, and is a graduate of New York Medical College (2005).

NPPES Registry Identity

NPI1790923050
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameWILFREDO ALONSOCredential: M.D.
Location AddressLOBBY BUEN SAMARITANO, AVENUE SEVERIANO CUEVAS 18Aguadilla, PR 00603-5307
Mailing Address46 Llano JimenezAguadilla, PR 00603-5307 · (787) 234-5434 · Fax (787) 882-9901
Phone(787) 882-9900
Fax(787) 882-9901
Sole ProprietorYes
Medical School CMSNew York Medical CollegeGraduated 2005
Enumeration DateJanuary 25, 2009
Last NPPES UpdateFebruary 24, 2014
✔ NPI 1790923050 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in PR · 17417
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Other Identifiers 1

Medicare PINCT763APR

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Wilfredo Alonso 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 ID2365586856
PECOS Enrollment IDI20100222000695
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.

Areas of Expertise CMS Part B claims 2

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 low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
47 services16 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
20 services11 patients

Hospital Affiliations CMS Care Compare

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

Hospital Buen Samaritano

Acute Care Hospitals · Aguadilla, PR
OwnershipVoluntary non-profit - Private
CMS Certification Number400079
LocationCarr Est Pr 460 Km 0 1 Bo Caimital AltoAguadilla, PR 00603 · Aguadilla County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 00603 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
$130.65 typical visit price
range $56.86 – $172.44
Typical copayment $32.66 (range $14.21 – $43.11)
Most-billed visit code 99204
Established Patient
$100.24 typical visit price
range $18.24 – $140.44
Typical copayment $25.06 (range $4.56 – $35.11)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 2

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
3 suppliers17 claims57 services$6.25 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
3 suppliers16 claims28 services$1.05 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 Wilfredo Alonso's NPI number?

The NPI number for Wilfredo Alonso is 1790923050. It was assigned to this individual provider in the NPPES registry on January 25, 2009.

Where is Wilfredo Alonso located?

Wilfredo Alonso practices at Lobby Buen Samaritano Avenue Severiano Cuevas 18, Aguadilla, PR 00603. The listed phone number is (787) 882-9900.

What is Wilfredo Alonso's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Wilfredo Alonso enrolled in Medicare?

Yes. Wilfredo Alonso 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.

Is Wilfredo Alonso affiliated with any hospitals?

According to CMS data, Wilfredo Alonso is affiliated with Hospital Buen Samaritano.

When was this NPI record last updated?

The NPPES record for Wilfredo Alonso was last updated on February 24, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.