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ALEX N GONZALEZ BOSSOLO M.D
NPI 1457606444
Internal Medicine - Endocrinology, Diabetes & Metabolism in San Juan, PR

Active since July 17, 2012PECOS EnrolledAccepts Medicare Assignment
1801 AVE PONCE DE LEON SANTURCE MEDICAL MALL SUIT 308, SAN JUAN, PR 00909(787) 726-1100 Get Directions Write a Review

NPPES record last updated: August 6, 2018. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Alex N Gonzalez Bossolo M.d NPPES

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

ALEX N GONZALEZ BOSSOLO M.D (NPI 1457606444) is an individual endocrinology, diabetes & metabolism provider in San Juan, Puerto Rico, licensed in Puerto Rico (19367) and active in the NPI registry since July 2012. He is enrolled in Medicare PECOS, is affiliated with Hospital Pavia Santurce, and maintains a secondary practice location in San Juan.

NPPES Registry Identity

NPI1457606444
Entity TypeIndividualMale
Primary Taxonomy207RE0101X
Provider Legal NameALEX N GONZALEZ BOSSOLOCredential: M.D
Location Address1801 AVE PONCE DE LEON SANTURCE MEDICAL MALL SUIT 308San Juan, PR 00909
Mailing Address1801 Ave Ponce De Leon Santurce Medical Mall Suit 308San Juan, PR 00909 · (787) 726-1100
Phone(787) 726-1100
Sole ProprietorYes
Medical School CMSOtherGraduated 2012
Enumeration DateJuly 17, 2012
Last NPPES UpdateAugust 6, 2018
✔ NPI 1457606444 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in PR · 19367
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

Secondary Practice Location 1

Location 1University District Hospital, Puerto Rico Medical Center Bo MonacillosSan Juan, PR 00935-0001 · Phone (787) 754-0101

Other Identifiers 1

Other1457606444Npi

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

Alex N Gonzalez Bossolo 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 ID7911251046
PECOS Enrollment IDI20181108001213
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 Alex Gonzalez Bossolo reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Ag Thyroid & Endocrine Clinic LLC
Endocrinology, Diabetes & Metabolism
1801 AVE PONCE DE LEON
San Juan, PR 00909
  • Reassigned Medicare billing, Puerto Rico enrollment
NPI 1275036451 (787) 726-1100
Cardiolife Studies Corp.
Specialist/Technologist Cardiovascular
AVE ALEJANDRINO, CARR #838 KM 1 HM 8
Guaynabo, PR 00969
  • Reassigned Medicare billing, Puerto Rico enrollment
  • 5 clinicians in this Medicare group
NPI 1376368605 (787) 671-3169

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 4

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.
153 services71 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
151 services31 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
29 services27 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
22 services22 patients

Hospital Affiliations CMS Care Compare

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

Hospital Pavia Santurce

Acute Care Hospitals · San Juan, PR
OwnershipVoluntary non-profit - Private
CMS Certification Number400019
LocationStreet Profesor Augusto Rodriguez #1462San Juan, PR 00910 · San Juan County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 00909 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.

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 Alex Gonzalez Bossolo's NPI number?

The NPI number for Alex Gonzalez Bossolo is 1457606444. It was assigned to this individual provider in the NPPES registry on July 17, 2012.

Where is Alex Gonzalez Bossolo located?

Alex Gonzalez Bossolo practices at 1801 Ave Ponce De Leon Santurce Medical Mall Suit 308, San Juan, PR 00909. The listed phone number is (787) 726-1100.

What is Alex Gonzalez Bossolo's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Alex Gonzalez Bossolo enrolled in Medicare?

Yes. Alex Gonzalez Bossolo 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 Alex Gonzalez Bossolo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alex Gonzalez Bossolo reassigns Medicare benefits to 2 organizations: Ag Thyroid & Endocrine Clinic LLC (San Juan, PR) and Cardiolife Studies Corp. (Guaynabo, 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 Alex Gonzalez Bossolo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Alex Gonzalez Bossolo affiliated with any hospitals?

According to CMS data, Alex Gonzalez Bossolo is affiliated with Hospital Pavia Santurce.

When was this NPI record last updated?

The NPPES record for Alex Gonzalez Bossolo was last updated on August 6, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.