What is Michael Diaz's specialty?

Michael Diaz (NPI 1871574186) is a Medicare-billing provider whose primary specialty is Hematology-Oncology in St Petersburg, FL.

Where does Michael Diaz practice?

Michael Diaz practices in St Petersburg, FL, based on the location reported in the CMS Medicare provider datasets for NPI 1871574186.

How much does Medicare pay Michael Diaz?

Michael Diaz (NPI 1871574186) received approximately $2.2M in total Medicare Part B payments, serving 552 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1871574186

Michael DiazMD

Hematology-OncologySt Petersburg, FLI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,621

Unique beneficiaries

—

Total services

110,921

Distinct HCPCS

Medicare payment

$281K

Peer benchmark

Total Medicare services vs. 737 Hematology-Oncology providers in FL — top quintile (cohort median 1,932).

PRESCRIBING · PART D · 2024

Total Rx claims

416

Beneficiaries

—

Total drug cost

$664K

Distinct drugs

Brand share

30.3%

Top prescribed drugs

Anastrozole89 claims

Apixaban48 claims

Oxycodone Hcl43 claims

Prochlorperazine Maleate31 claims

Lenalidomide24 claims

QUALITY · MIPS · 2024

Final MIPS score

75.0

Quality

0.0

Cost

0.0

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

0.00%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$4K

Payment records

180

By payment type

Food and Beverage$4K

Top paying entities

Food and Beverage$4K

REFERRAL NETWORK

Where Michael Diaz's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 42 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ST. ANTHONYS HOSPITAL, INC.	196	1,091
Richard Knipe Hematology-Oncology · St Petersburg, FL	149	1,241
John Peterson Hematology-Oncology · St Petersburg, FL	132	1,542
Joseph Mace Medical Oncology · St Petersburg, FL	117	1,069
Laboratory Corporation Of America Clinical Laboratory · Tampa, FL	103	498
WEST FLORIDA - PPH, LLC	96	561
Adam Garrott Diagnostic Radiology · St Petersburg, FL	49	177
Matthew Rahaim Diagnostic Radiology · St Petersburg, FL	48	142
SCHIRM, STEVEN	42	141
NPI 1336126010	41	208
CALL, GLENN	38	164
John Bertozzi Diagnostic Radiology · St Petersburg, FL	36	104

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events