What is Stewart Niefield's specialty?

Stewart Niefield (NPI 1255336871) is a Medicare-billing provider whose primary specialty is Internal Medicine in Houston, TX.

Where does Stewart Niefield practice?

Stewart Niefield practices in Houston, TX, based on the location reported in the CMS Medicare provider datasets for NPI 1255336871.

How much does Medicare pay Stewart Niefield?

Stewart Niefield (NPI 1255336871) received approximately $13K in total Medicare Part B payments, serving 116 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1255336871

Stewart NiefieldMD

Internal MedicineHouston, TXI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

359

Unique beneficiaries

—

Total services

361

Distinct HCPCS

Medicare payment

$10K

Peer benchmark

Total Medicare services vs. 6,183 Internal Medicine providers in TX — below median (cohort median 673).

PRESCRIBING · PART D · 2024

Total Rx claims

2,121

Beneficiaries

—

Total drug cost

$174K

Distinct drugs

Brand share

16.7%

Top prescribed drugs

Atorvastatin Calcium253 claims

Losartan Potassium149 claims

Levothyroxine Sodium128 claims

Amlodipine Besylate99 claims

Rosuvastatin Calcium88 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$24

Payment records

By payment type

Food and Beverage$24

Top paying entities

Food and Beverage$24

REFERRAL NETWORK

Where Stewart Niefield'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). 4 inbound referrers · 6 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ORTHOPEDIC HOSPITAL LTD	45	79
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Houston, TX	26	80
NPI 1366441750	14	15
Jeffrey London Diagnostic Radiology · Houston, TX	12	20

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
THE METHODIST HOSPITAL	55	138
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Houston, TX	39	93
Thomas Edwards Orthopedic Surgery · Houston, TX	15	57
Steven Hammerman General Surgery · Houston, TX	12	12
MEMORIAL HERMANN HEALTH SYSTEM	12	17
MEMORIAL HERMANN HEALTH SYSTEM	11	21

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