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MR. CALIX O DIAZ PSY.D.
NPI 1255736609
Psychologist - Clinical in Saint Cloud, FL

Active since October 28, 2014PECOS EnrolledAccepts Medicare Assignment
4735 OLD CANOE CREEK RD, SAINT CLOUD, FL 34769(321) 257-3960 Get Directions Write a Review

NPPES record last updated: January 30, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Mr. Calix O Diaz Psy.d. NPPES

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

MR. CALIX O DIAZ PSY.D. (NPI 1255736609) is an individual clinical provider in Saint Cloud, Florida, licensed in Puerto Rico (4675) and active in the NPI registry since October 2014. He is enrolled in Medicare PECOS, maintains a secondary practice location in Humacao, and is a graduate of Other (2012).

NPPES Registry Identity

NPI1255736609
Entity TypeIndividualMale
Primary Taxonomy103TC0700X
Provider Legal NameMR. CALIX O DIAZCredential: PSY.D.
Location Address4735 OLD CANOE CREEK RDSaint Cloud, FL 34769-1400
Mailing AddressUrb. Las Leandras Calle 3 Y 16Humacao, PR 00791 · (787) 914-5478
Phone(321) 257-3960
Sole ProprietorNo
Medical School CMSOtherGraduated 2012
Enumeration DateOctober 28, 2014
Last NPPES UpdateJanuary 30, 2025
NPPES CertifiedJanuary 30, 2025
✔ NPI 1255736609 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in PR · 4675
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
4735 OLD CANOE CREEK RD, Saint Cloud, FL 34769
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Secondary Practice Location 1

Location 1Urb. Las Leandras Calle 3 Y 16Humacao, PR 00791 · Phone (787) 914-3838

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Florida Blue (BlueCross BlueShield FL), Florida Blue HMO (a BlueCross BlueShield FL company), Oscar Health Maintenance Organization of Florida and more.Insurance ›

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

Mr. Calix O Diaz Psy.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 ID3870810286
PECOS Enrollment IDI20220330000602
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 34769 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
$171.84 typical visit price
range $56.00 – $171.84
Typical copayment $42.96 (range $14.00 – $42.96)
Most-billed visit code 99205
Established Patient
$99.16 typical visit price
range $17.57 – $139.16
Typical copayment $24.79 (range $4.39 – $34.79)
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.

Other Providers at the Same Location NPPES 2

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

TANIA I MARRERO PSYD
Psychologist (Clinical)
4735 OLD CANOE CREEK RD
SAINT CLOUD, FL 34769
Osceola County (212) 573-9603
POSITIVE MINDSET GROUP
Psychologist (Clinical)
4735 OLD CANOE CREEK RD
SAINT CLOUD, FL 34769
Osceola County (321) 257-3960

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 Calix Diaz's NPI number?

The NPI number for Calix Diaz is 1255736609. It was assigned to this individual provider in the NPPES registry on October 28, 2014.

Where is Calix Diaz located?

Calix Diaz practices at 4735 Old Canoe Creek Rd, Saint Cloud, FL 34769. The listed phone number is (321) 257-3960.

What is Calix Diaz's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Calix Diaz enrolled in Medicare?

Yes. Calix Diaz 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.

What insurance does Calix Diaz accept?

Health plans from Florida Blue (BlueCross BlueShield FL), Florida Blue HMO (a BlueCross BlueShield FL company), Oscar Health Maintenance Organization of Florida and UnitedHealthcare list Calix Diaz as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Calix Diaz was last updated on January 30, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.