What is Debra Williston's specialty?

Debra Williston (NPI 1669477543) is a Medicare-billing provider whose primary specialty is Nurse Practitioner in Allentown, PA.

Where does Debra Williston practice?

Debra Williston practices in Allentown, PA, based on the location reported in the CMS Medicare provider datasets for NPI 1669477543.

How much does Medicare pay Debra Williston?

Debra Williston (NPI 1669477543) received approximately $17K in total Medicare Part B payments, serving 45 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1669477543

Debra WillistonCRNP

Nurse PractitionerAllentown, PAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$14K

Peer benchmark

Total Medicare services vs. 7,939 Nurse Practitioner providers in PA — below median (cohort median 235).

PRESCRIBING · PART D · 2024

Total Rx claims

540

Beneficiaries

—

Total drug cost

$107K

Distinct drugs

Brand share

17.8%

Top prescribed drugs

Sevelamer Carbonate111 claims

Calcium Acetate82 claims

Lanthanum Carbonate57 claims

Sodium Polystyrene Sulfon/Sorb46 claims

Losartan Potassium38 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$116

Payment records

By payment type

Food and Beverage$116

Top paying entities

Food and Beverage$116

REFERRAL NETWORK

Where Debra Williston'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 · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Spectra East, Inc. Clinical Laboratory · Rockleigh, NJ	23	46
Ravindra Bollu Nephrology · Allentown, PA	23	49
BIO-MEDICAL APPLICATIONS OF PENNSYLVANIA, INC.	20	31
LEHIGH VALLEY HOSPITAL	19	42

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