What is William Greer's specialty?

William Greer (NPI 1598722472) is a Medicare-billing provider whose primary specialty is Internal Medicine in Paoli, PA.

Where does William Greer practice?

William Greer practices in Paoli, PA, based on the location reported in the CMS Medicare provider datasets for NPI 1598722472.

How much does Medicare pay William Greer?

William Greer (NPI 1598722472) received approximately $333K in total Medicare Part B payments, serving 709 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1598722472

William GreerM.D.

PRACTICEWILLIAM GREER, M.D., P.C.See all providers at this practice →

Internal MedicinePaoli, PAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,702

Unique beneficiaries

—

Total services

4,235

Distinct HCPCS

Medicare payment

$330K

Peer benchmark

Total Medicare services vs. 4,434 Internal Medicine providers in PA — top quintile (cohort median 550).

PRESCRIBING · PART D · 2024

Total Rx claims

6,831

Beneficiaries

—

Total drug cost

$571K

Distinct drugs

Brand share

19.4%

Top prescribed drugs

Atorvastatin Calcium705 claims

Losartan Potassium401 claims

Amlodipine Besylate380 claims

Rosuvastatin Calcium239 claims

Simvastatin230 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where William Greer'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). 50 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
MAIN LINE HOSPITALS, INC.	578	3,583
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Norristown, PA	91	326
Jenifer Slone Diagnostic Radiology · Paoli, PA	70	223
Robert Pinsk Diagnostic Radiology · Paoli, PA	52	165
Herman Movsowitz Cardiology · Paoli, PA	49	160
MAIN LINE HEALTH HOMECARE AND HOSPICE	39	130
MAIN LINE HOSPITALS, INC.	33	140
Richard Tucci Interventional Cardiology · Paoli, PA	33	166
John Wildemore Dermatology · Wayne, PA	32	65
Barbara Hughes Diagnostic Radiology · Paoli, PA	30	84
Andrew Ulichney Internal Medicine · Downingtown, PA	29	234
Michael Scanlan Diagnostic Radiology · Wynnewood, PA	29	83

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