What is William Dahms's specialty?

William Dahms (NPI 1952419376) is a Medicare-billing provider whose primary specialty is Nephrology in Newark, DE.

Where does William Dahms practice?

William Dahms practices in Newark, DE, based on the location reported in the CMS Medicare provider datasets for NPI 1952419376.

How much does Medicare pay William Dahms?

William Dahms (NPI 1952419376) received approximately $299K in total Medicare Part B payments, serving 691 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1952419376

William DahmsD.O.

PRACTICENEPHROLOGY ASSOCIATES PASee all providers at this practice →

NephrologyNewark, DEI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,363

Unique beneficiaries

—

Total services

4,215

Distinct HCPCS

Medicare payment

$250K

Peer benchmark

Total Medicare services vs. 39 Nephrology providers in DE — top quintile (cohort median 2,973).

PRESCRIBING · PART D · 2024

Total Rx claims

1,158

Beneficiaries

—

Total drug cost

$301K

Distinct drugs

Brand share

12.5%

Top prescribed drugs

Torsemide248 claims

Losartan Potassium153 claims

Allopurinol89 claims

Amlodipine Besylate61 claims

Spironolactone56 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$3K

Payment records

109

By payment type

Food and Beverage$3K

Education$38

Top paying entities

Food and Beverage$3K

Education$38

REFERRAL NETWORK

Where William Dahms'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). 124 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
CHRISTIANA CARE HEALTH SERVICES, INC.	440	2,267
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	131	367
Bryan Franck Diagnostic Radiology · Newark, DE	107	317
Spectra East, Inc. Clinical Laboratory · Rockleigh, NJ	94	324
Kristina Siddall Diagnostic Radiology · North Miami, FL	88	270
Manthodi Faisal Nephrology · Newark, DE	87	373
Piyaporn Apivatanagul Nephrology · Newark, DE	86	547
Carlos Machado Nephrology · Newark, DE	72	629
Shabbir Naqvi Diagnostic Radiology · Hockessin, DE	67	212
Collette Mehring Nephrology · Elkton, MD	67	201
ISRANI, RUBEEN	66	379
Daniel Maloney Diagnostic Radiology · Newark, DE	63	177

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