Melissa Haydee Diaz , ARNP
Nurse Practitioner β’ Hollywood, FL
1150 N 35th Avenue, Suite 100
Hollywood, FL 33021
This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.
Practice Location & Contact Primary Location
1150 N 35th Avenue
Suite 100
Hollywood, FL 33021
Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.
What Public CMS Data Show
Nurse Practitioner: NPPES taxonomy is a reported classification, not proof of board certification.
Open Payments general payments, program year 2025
All general payments: $236.98 across 3 records.
By nature of payment
- Food and Beverage: $236.98 across 3 records.
Reporting-company totals
- SERVIER PHARMACEUTICALS LLC: $139.99 across 1 record.
- Genentech, Inc.: $80.57 across 1 record.
- AstraZeneca Pharmaceuticals LP: $16.42 across 1 record.
A reported payment does not necessarily mean the financial relationship is improper and is not a measure of care quality. Clinicians can review and dispute these records.
Source: Calculated by T-MedInfo from CMS Open Payments general-payment records for program year 2025 (published June 30, 2026).
NPI first issued
2016
The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.
What this does not show: NPI first issued
NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.
Source: CMS NPPES NPI Registry.
Medicare assignment not listed
CMS data do not show whether this clinician accepts Medicare assignment. This does not mean they do not accept Medicare. Ask the office.
Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.
Source: CMS Doctors and Clinicians, CMS release of October 2, 2026; Medicare.gov, βDoes your provider accept Medicare as full payment?β
No telehealth indicator
CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.
Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians, CMS release of October 2, 2026.
Enrolled in Medicare (PECOS)
Melissa Diaz has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.
It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.
Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.
Can order Medicare-covered services
CMS lists Melissa Diaz as eligible to order or refer Medicare Part B clinical laboratory and imaging services, durable medical equipment (DME) and home health services for people with Medicare.
Medicare pays for these items and services only when they are ordered by an eligible clinician.
What this does not show: Can order Medicare-covered services
It does not mean the clinician offers these services directly.
Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.
Compared with the same specialty in Hollywood and Florida
99 active clinicians are listed under Nurse Practitioner with a practice address in Hollywood, FL (8,975 in Florida).
Addresses are self-reported to NPPES and may be out of date.
Telehealth indicator in Hollywood
8.1% of these 99 clinicians have the CMS telehealth indicator.
45.5% of these 99 clinicians are listed by CMS as accepting Medicare assignment.
CMS data by year
Changes may reflect reporting, coverage or privacy limits, not changes in care quality.
-
Industry payments (Open Payments)
Industry payments (Open Payments) went from $128.47 in 2021 to $236.98 in 2025.
- 2021: $128.47
- 2022: $82.81
- 2023: $188.78
- 2024: $120.79
- 2025: $236.98
Sources: CMS Open Payments (2025), CMS Doctors and Clinicians, CMS release of October 2, 2026, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.
Text: T-MedInfo Β· Report an error.
Pharma & Medical Device Financial Disclosures
Payments and other transfers of value that drug and medical device companies reported to CMS Open Payments
Program year 2025 (payments made January 1 β December 31, 2025): fewer than 11 records totaling $236.98.
| Manufacturer | Payment Nature | Product | Type | Amount ($) |
|---|---|---|---|---|
| SERVIER PHARMACEUTICALS LLC |
Food and Beverage
In-kind items and services
|
β | General | $139.99 |
| Genentech, Inc. |
Food and Beverage
In-kind items and services
|
Hemlibra | General | $80.57 |
| AstraZeneca Pharmaceuticals LP |
Food and Beverage
In-kind items and services
|
KOSELUGO | General | $16.42 |
Source: CMS Open Payments, program year 2025, released June 30, 2026.
Specialties & License Numbers Reported to NPPES
Self-certified to NPPES: 2021-03-11NUCC Taxonomy Code: 363L00000X
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
Additional State Medicaid & Healthcare Payer Identifiers
Medicare (PECOS) Enrollment & Ordering Eligibility
Source: CMS PECOSPRACTITIONER - NURSE PRACTITIONER
I20171030000622
FL
8527334937
Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.
Clinicians Sharing This Practice Address or Phone
Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.
Physician Assistant - Surgical
Physician Assistant (Certified)
Nurse Practitioner - Family
Family Nurse Practitioner
Psychologist - Clinical
Doctor of Psychology (Psy.D.)
Career & Practice History Timeline
Changes recorded in monthly NPPES data files: addresses, names, credentials, specialties and NPI status
Nurse Practitioner (license number reported to NPPES: FL APRN9185350)
NPI status registered as active in NPPES database
Registered at 1150 N 35TH AVENUE, SUITE 100, HOLLYWOOD, FL 33021 (Tel: 9545578759)
Registered at 2900 CORPORATE WAY, DOOR D, MIRAMAR, FL 330253925 (Tel: (954) 276-5685)
Recorded as MELISSA DIAZ, ARNP
Nurse Practitioner (license number reported to NPPES: FL ARNP9185350)
NPI status registered as active in NPPES database
Registered at 129 NW 93RD AVE, PEMBROKE PINES, FL 330246366 (Tel: 9545578759)
Registered at 129 NW 93RD AVE, PEMBROKE PINES, FL 330246366 (Tel: 9545578759)
Recorded as MELISSA DIAZ, ARNP
Nurse Practitioner (license number reported to NPPES: FL ARNP9185350)
First registered as active Individual Practitioner in NPPES Database.
NPI Administrative Meta
Other Nurse Practitioners in Hollywood
- Tamra Ward, APRN
- Teresa Bueno, ARNP
- Daniela Alonso, APRN
- Shaquira Wells, APRN
- Priya Ahya, AGACNP
- Marie Lumbart
Mailing Address
2900 Corporate Way, Door D
Miramar, FL 330253925
Phone: 9542765685