1. Home
  2. Directory
  3. NPI Profile

DR. SILVINO DIAZ MENDOZA MD
NPI 1538149000
Ophthalmology in San Juan, PR

Active since January 19, 2006PECOS Enrolled
AVE PONCE DE LEON, PROFESSIONAL MEDICAL PLZA. SUITE 202, SAN JUAN, PR 00918(787) 250-0812(787) 753-2378 Get Directions Write a Review

NPPES record last updated: December 5, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 5, 2022, Oct 18, 2022, Oct 13, 2022 (3 updates tracked since 2022).

About Dr. Silvino Diaz Mendoza Md NPPES

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

DR. SILVINO DIAZ MENDOZA MD (NPI 1538149000) is an individual ophthalmology provider in San Juan, Puerto Rico, licensed in Puerto Rico (9196) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Puerto Rico School Of Medicine (1983).

NPPES Registry Identity

NPI1538149000
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameDR. SILVINO DIAZ MENDOZACredential: MD
Location AddressAVE PONCE DE LEON, PROFESSIONAL MEDICAL PLZA. SUITE 202San Juan, PR 00918-1000
Mailing AddressPo Box 21368San Juan, PR 00928-1368 · (787) 250-0812 · Fax (787) 753-2378
Phone(787) 250-0812
Fax(787) 753-2378
Sole ProprietorYes
Medical School CMSUniversity Of Puerto Rico School Of MedicineGraduated 1983
Enumeration DateJanuary 19, 2006
Last NPPES UpdateDecember 5, 20223 updates tracked since enumeration
NPPES CertifiedDecember 5, 2022
✔ NPI 1538149000 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in PR · 9196
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

Other Identifiers 1

Medicaid038601200PR

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Silvino Diaz Mendoza Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID5991865974
PECOS Enrollment IDI20081120000462
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 Reassignment

Medicare enrollment records show Silvino Diaz Mendoza reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Professional Ophthalomology Group LLC
Ophthalmology
708 AVE. PONCE D LEON, SUITE 202
San Juan, PR 00919
  • Reassigned Medicare billing, Puerto Rico enrollment
NPI 1720720188 (787) 250-0812

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 7

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 complete exam of visual system 92014
An established patient complete exam of the visual system involves a thorough check of your eyes and vision. It assesses eye health, checks for diseases, and measures your ability to see clearly at different distances. It's a routine, non-invasive procedure.
83 services79 patients
Established patient problem focused exam of visual system 92012
This is a routine check-up for existing patients focusing on the visual system. It involves examining your eyes to detect any potential issues or changes in your vision. It's a crucial part of maintaining good eye health.
52 services32 patients
Exam of visual field with extended testing 92083
An extended visual field exam is a detailed test to evaluate your peripheral (side) vision. It helps to detect any potential blind spots which may not be noticeable in daily life. These could be caused by eye diseases like glaucoma, or neurological conditions.
43 services38 patients
Imaging of retina 92134
Imaging of the retina is a non-invasive procedure that captures detailed images of your eye's interior. This helps detect conditions like macular degeneration or retinal detachment. It's painless and takes only a few minutes.
37 services36 patients
Photography of the retina 92250
Photography of the retina, also known as retinal imaging, is a non-invasive procedure that captures images of the back of your eye. This helps doctors identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. It's painless and quick, often part of a routine eye exam.
33 services33 patients
New patient complete exam of visual system 92004
A new patient complete exam of the visual system is a thorough evaluation of your eyes and vision. It checks for any potential issues and assesses overall eye health. It includes tests for visual acuity, eye movement, and light response.
20 services20 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 00918 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
$70.88 typical visit price
range $18.24 – $140.44
Typical copayment $17.72 (range $4.56 – $35.11)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

Reported Quality Measures

Age-Related Macular Degeneration (AMD): Counseling on Antioxidant Supplement
Percentage of patients aged 50 years and older with a diagnosis of age-related macular degeneration (AMD) or their caregiver(s) who were counseled within 12 months on the benefits and/or risks of the Age-Related Eye Disease Study (AREDS) formulation for…
51%134 patients3/55-star benchmark: 100%
Age-Related Macular Degeneration (AMD): Dilated Macular Examination
Percentage of patients aged 50 years and older with a diagnosis of age-related macular degeneration (AMD) who had a dilated macular examination performed which included documentation of the presence or absence of macular thickening or geographic atrophy or…
87%134 patients3/55-star benchmark: 100%
Cataracts: 20/40 or Better Visual Acuity within 90 Days Following Cataract Surgery
Percentage of patients aged 18 years and older with a diagnosis of uncomplicated cataract who had cataract surgery and no significant ocular conditions impacting the visual outcome of surgery and had best-corrected visual acuity of 20/40 or better (distance…
83%66 patients
Diabetes: Eye Exam
Percentage of patients 18-75 years of age with diabetes who had a retinal or dilated eye exam by an eye care professional during the measurement period or a negative retinal exam (no evidence of retinopathy) in the 12 months prior to the measurement period
100%98 patients5/55-star benchmark: 100%
Documentation of Current Medications in the Medical Record
Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.
100%2,956 patients5/55-star benchmark: 100%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
2%2,477 patients1/55-star benchmark: 100%
Medication Reconciliation
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
100%817 patients5/55-star benchmark: 100%
Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention
Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user
Patients tobacco: 83% · 467 patients
85%467 patients
Primary Open-Angle Glaucoma (POAG): Optic Nerve Evaluation
Percentage of patients aged 18 years and older with a diagnosis of primary open-angle glaucoma (POAG) who have an optic nerve head evaluation during one or more office visits within 12 months
99%145 patients4/55-star benchmark: 100%
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
97%2,328 patients4/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…
0%2,328 patients1/55-star benchmark: 79%
Use of High-Risk Medications in the Elderly
Percentage of patients 65 years of age and older who were ordered high-risk medications. Two rates are submitted. 1) Percentage of patients who were ordered at least one high-risk medication.
Lower rates are better for this measure.
Patients 2+: 0% · 1,221 patients
0%1,221 patients5/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 13

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. OSCAR AMILCAR COLON-ACOSTA M.D.
General Practice
AVE PONCE DE LEON, AUXILIO MUTUO HOSPITAL
SAN JUAN, PR 00918
San Juan Municipio (787) 758-2000
CHRISTINA HUPMAN M.D., LLC
Psychiatry & Neurology (Neurology)
AVE PONCE DE LEON, #715 PARADA 37.5
SAN JUAN, PR 00918
San Juan Municipio (787) 758-2000
MR. DAVID E GARCIA TRIAS MD
Specialist
AVE PONCE DE LEON, OFIC.814 MIDTOWN COND.
SAN JUAN, PR 00918
San Juan Municipio (787) 765-8158
ROLANDO R. BETANCOURT DE LEON
Registered Nurse
AVE PONCE DE LEON, 560 HATO REY
SAN JUAN, PR 00918
San Juan Municipio (787) 765-3560
CHRISTINA MARIE HUPMAN M.D.
Psychiatry & Neurology (Neurology)
AVE PONCE DE LEON, #715 PARADA 37.5
SAN JUAN, PR 00918
San Juan Municipio (787) 758-2000
MISS MIRELLY GARCIA PSY.D
Psychologist
AVE PONCE DE LEON, # 728
SAN JUAN, PR 00918
San Juan Municipio (787) 754-9720
LLITERAS' PEDIATRIC GROUP, PSC
Pediatrics
AVE PONCE DE LEON, HOSPITAL AUXILIO MUTUO
SAN JUAN, PR 00918
San Juan Municipio (787) 375-9090
GIOVANNA GIERBOLINI
Dietitian, Registered
AVE PONCE DE LEON, NUTRITION DEPT.
SAN JUAN, PR 00918
San Juan Municipio (787) 758-2000

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 Silvino Diaz Mendoza's NPI number?

The NPI number for Silvino Diaz Mendoza is 1538149000. It was assigned to this individual provider in the NPPES registry on January 19, 2006.

Where is Silvino Diaz Mendoza located?

Silvino Diaz Mendoza practices at Ave Ponce De Leon Professional Medical Plza. Suite 202, San Juan, PR 00918. The listed phone number is (787) 250-0812.

What is Silvino Diaz Mendoza's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Silvino Diaz Mendoza enrolled in Medicare?

Yes. Silvino Diaz Mendoza is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Silvino Diaz Mendoza's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Silvino Diaz Mendoza reassigns Medicare benefits to Professional Ophthalomology Group LLC (San Juan, 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 Silvino Diaz Mendoza'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 Silvino Diaz Mendoza was last updated on December 5, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.