NPIMap

Individual provider Active NPI

Michael Diaz, MD

  • Medical Oncology Physician
  • St Petersburg, FL
National Provider Identifier
1871574186
Registry record updated Mar 2, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Medical Oncology PhysicianTaxonomy code 207RX0202X
License
ME84878 Issued in FL
Practice address
725 6TH Ave S Ste 2200
St Petersburg, FL 33701-4553
Phone
(727) 821-0017
Fax
(727) 821-7473
NPI assigned
Nov 14, 2005
Last updated
Mar 2, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 2, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Hematology (Internal Medicine) Physician 207RH0000X ME84878 FL
Medical Oncology Physician 207RX0202X ME84878 FL Primary

Addresses

Primary practice location

725 6TH Ave S Ste 2200
St Petersburg, FL 33701-4553

Mailing address

PO Box 102222
Attn: Credentialing Dept
Atlanta, GA 30368-2222
Phone (239) 274-8200

Other practice location 1

1615 Pasadena Ave S Ste 400
South Pasadena, FL 33707-4567
Phone (727) 341-1316

Other identifiers 1

IdentifierTypeStateIssuer
272291700MedicaidFL

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in FL
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20050706000656 FL Practitioner - Hematology/OncologyPractitioner - Internal Medicine 0648216101 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Hematology/OncologyAlso: Internal Medicine
Education
University of Kentucky College of Medicine, 1999
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

725 6TH Ave S
Suite 2200
St Petersburg, FL 33701-4553
Phone (727) 821-0017

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
75 of 100Reported as group

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
Orlando Health, Inc. Current Accepting new patients
Florida Cancer Specialists & Research Institute, LLC Hematology CurrentSince Feb 14, 2011 Accepting new patients
Florida Cancer Specialists & Research Institute, LLC Hematology Past Accepting new patients

Locations

4371 Veronica S Shoemaker Blvd
Fort Myers, FL 33916
Phone (239) 432-8500

1970 Golf St
Fl Cancer
Sarasota, FL 34236
Phone (941) 795-3780

1615 Pasadena Ave S
Ste 400
South Pasadena, FL 33707
Phone (727) 341-1316

1201 5th Ave N
Ste 505
St Petersburg, FL 33705
Phone (727) 821-0017

725 6th Ave S
Ste 2200
St Petersburg, FL 33701
Phone (727) 821-0017

Networks

  • Optimum HealthCare HMO Network
  • Freedom Health HMO Network

Interoperability endpoints

  • Direct secure messaging: mdiaz189269@orlandohealth.medalliesdirect.net

Organizations & group practices 6

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 7

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1131926400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772409600000",
    "number": "1871574186",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 102222",
            "address_2": "ATTN: CREDENTIALING DEPT",
            "city": "ATLANTA",
            "state": "GA",
            "postal_code": "303682222",
            "telephone_number": "239-274-8200",
            "fax_number": "239-278-3350"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "725 6TH AVE S STE 2200",
            "city": "ST PETERSBURG",
            "state": "FL",
            "postal_code": "337014553",
            "telephone_number": "727-821-0017",
            "fax_number": "727-821-7473"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1615 Pasadena Ave S Ste 400",
            "address_purpose": "LOCATION",
            "city": "South Pasadena",
            "state": "FL",
            "postal_code": "337074567",
            "country_code": "US",
            "telephone_number": "727-341-1316",
            "fax_number": "727-345-4000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DIAZ",
        "first_name": "MICHAEL",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-11-14",
        "last_updated": "2026-03-02",
        "certification_date": "2026-03-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology",
            "state": "FL",
            "license": "ME84878",
            "primary": false
        },
        {
            "code": "207RX0202X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Medical Oncology",
            "state": "FL",
            "license": "ME84878",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "272291700",
            "state": "FL"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in St Petersburg, FL

Sources for this page

Verify at the official NPI Registry.