Sylvia Diaz, M.D.

Internal Medicine (CMS) · Sunny Isles Beach, FL

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At a glance

323 Sunny Isles Blvd, Sunny Isles Beach, FL 33160

NPPES record updated Sep 28, 2026. Public records can lag behind changes at a practice.

Before you call: a quick checklist

Are you accepting new patients?
Do you accept my specific insurance plan?
Do you provide the service I need at this address?
Do I need a referral, and what is the earliest appointment?

Insurance participation and appointment availability are not established by these public records.

Medicare & insurance

Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.

How to check your coverage

Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.

Check the official Medicare directory ↗

Practice location

323 Sunny Isles Blvd
Sunny Isles Beach, FL 33160

Additional reported practice locations

20 4Th St
Malone, NY 129531339
Phone: 5184812677

101 E Wood St
Spartanburg, SC 293033040
Phone: 8645606419
Fax: 8645607498

3100 Maccorkle Ave Se Ste 810
Charleston, WV 253041233
Phone: 3043513961

100 Hitchcock Way
Manchester, NH 031044125
Phone: 6036952722

REPORTED BACKGROUND

Education & affiliations

Medical / professional school: Not reported in this file
Graduation year: 1999
CMS specialties: Internal Medicine

Practice groups

Charleston Area Medical Center Inc

Reported hospital affiliations

Canton-Potsdam Hospital Potsdam, NY
Charleston Area Medical Center Charleston, WV
Slhs Massena, Inc Massena, NY
The University Of Vermont Health Network - Champl Plattsburgh, NY
The University Of Vermont Health Network-Alice Hy Malone, NY

Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.

Source: CMS National Downloadable File · Published Oct 15, 2026.

Source: CMS Facility Affiliation Data · Published Oct 15, 2026.

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PUBLISHED MEDICARE ACTIVITY

Procedures in the public data

Reported activity can help you ask more informed questions about a practice’s services.

No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.

CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology

Source: CMS Utilization Data · Published Oct 15, 2026.

Service-mix comparison is unavailable for this NPI in the imported Medicare service file.

PAYMENT TRANSPARENCY

Industry-reported general payments

$104.76General payments · 2025

6Reported transactions

3Reporting companies

Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.

See payment purposes and reporting companies

Reported purposes

Purpose	Amount
Food and beverage	$104.76

Reporting companies

Company	Amount
ABBOTT LABORATORIES	$49.65
BETA BIONICS, INC.	$28.10
DEXCOM, INC.	$27.01

View official Open Payments profile ↗

Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.

Professional details: NPI, taxonomy & registry record

NPI1083880009

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Registry details

Primary taxonomy: Internal Medicine (CMS)
Taxonomy code: 207RE0101X
Enumeration date: Apr 30, 2008
Record updated: Sep 28, 2026

More registry details

Provider type: Individual · Type 1
Reported credentials: M.D.

Reported taxonomies and licenses

Internal Medicine

207R00000X

License reported: 35410 WV

Internal Medicine

207R00000X

License reported: ME115603 FL