What is John Williams's specialty?

John Williams (NPI 1801890561) is a Medicare-billing provider whose primary specialty is Certified Registered Nurse Anesthetist (CRNA) in Willow Grove, PA.

Where does John Williams practice?

John Williams practices in Willow Grove, PA, based on the location reported in the CMS Medicare provider datasets for NPI 1801890561.

How much does Medicare pay John Williams?

John Williams (NPI 1801890561) received approximately $8K in total Medicare Part B payments, serving 92 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1801890561

John WilliamsCRNA

PRACTICEABINGTON SURGICAL CENTER, P.C.See all providers at this practice →

Certified Registered Nurse Anesthetist (CRNA)Willow Grove, PAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$5K

Peer benchmark

Total Medicare services vs. 3,595 Certified Registered Nurse Anesthetist (CRNA) providers in PA — below median (cohort median 103).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where John 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). 6 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Inform Diagnostics, Inc. Clinical Laboratory · Coppell, TX	123	163
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Norristown, PA	73	129
Daniel Sher Gastroenterology · Philadelphia, PA	48	95
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	15	26
SMITH, ROBERTA	15	17
Carmen Sandridge Internal Medicine · Philadelphia, PA	14	15

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