PROVIDER PROFILE · NPI 1861490005

Colville Williams

PRACTICEC T WILLIAMS, PASee all providers at this practice →

NephrologyHouston, TXI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

230

Unique beneficiaries

—

Total services

636

Distinct HCPCS

Medicare payment

$84K

Peer benchmark

Total Medicare services vs. 883 Nephrology providers in TX — bottom quintile (cohort median 1,432).

PRESCRIBING · PART D · 2024

Total Rx claims

530

Beneficiaries

—

Total drug cost

$83K

Distinct drugs

Brand share

15.7%

Top prescribed drugs

Calcitriol104 claims

Nifedipine40 claims

Amlodipine Besylate39 claims

Hydralazine Hcl38 claims

Losartan Potassium37 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$108

Payment records

By payment type

Food and Beverage$108

REFERRAL NETWORK

Where Colville Williams'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). 27 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
John Pagani Diagnostic Radiology · Houston, TX	61	1,080
Randall Stenoien Diagnostic Radiology · Houston, TX	49	810
Byron Bohnn Diagnostic Radiology · Houston, TX	46	938
Joseph Gathe Infectious Disease · Houston, TX	43	9,530
Saween Thompson Diagnostic Radiology · Houston, TX	29	292
Namrata Goel Nephrology · Houston, TX	28	443
CORVA CLINICS, LLC-WEBSTER	28	489
Robin Boliver-Campbell Internal Medicine · Houston, TX	27	1,704
SPECTRA LABORATORIES INC	26	121
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Houston, TX	23	189
Sandeep Amesur Diagnostic Radiology · Houston, TX	22	255
Moe Zaw Internal Medicine · Houston, TX	22	423

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