What is Norman Castellano's specialty?

Norman Castellano (NPI 1841214020) is a Medicare-billing provider whose primary specialty is Internal Medicine in Tampa, FL.

Where does Norman Castellano practice?

Norman Castellano practices in Tampa, FL, based on the location reported in the CMS Medicare provider datasets for NPI 1841214020.

How much does Medicare pay Norman Castellano?

Norman Castellano (NPI 1841214020) received approximately $66K in total Medicare Part B payments, serving 298 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1841214020

Norman CastellanoM.D.

Internal MedicineTampa, FLI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

452

Unique beneficiaries

—

Total services

827

Distinct HCPCS

Medicare payment

$62K

Peer benchmark

Total Medicare services vs. 6,680 Internal Medicine providers in FL — above median (cohort median 727).

PRESCRIBING · PART D · 2024

Total Rx claims

6,920

Beneficiaries

—

Total drug cost

$444K

Distinct drugs

111

Brand share

15.7%

Top prescribed drugs

Atorvastatin Calcium428 claims

Levothyroxine Sodium403 claims

Losartan Potassium329 claims

Rosuvastatin Calcium277 claims

Amlodipine Besylate263 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$231

Payment records

By payment type

Food and Beverage$231

Top paying entities

Food and Beverage$231

REFERRAL NETWORK

Where Norman Castellano'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). 28 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Laboratory Corporation Of America Clinical Laboratory · Tampa, FL	109	214
Rodney Randall Cardiology · Tampa, FL	63	179
Norman Edgerton Gastroenterology · Tampa, FL	33	108
Manuel Sainz De La Pena Endocrinology · Tampa, FL	31	59
Steven Mandel Diagnostic Radiology · St Petersburg, FL	24	52
BAYCARE HOME CARE, INC.	23	84
Glenn Stambo Diagnostic Radiology · Tampa, FL	23	66
Joseph Korah Pulmonary Disease · Farmington, NM	22	95
Natarajan Subramanian Internal Medicine · Tampa, FL	22	57
Lana Bellon Diagnostic Radiology · St Petersburg, FL	22	51
Michael Youssef Diagnostic Radiology · Tampa, FL	22	57
Domenick Reina Pulmonary Disease · Tampa, FL	20	70

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