PROVIDER PROFILE · NPI 1689761959

William MuggMD

Internal MedicineSo Hadley, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,126

Unique beneficiaries

—

Total services

1,952

Distinct HCPCS

Medicare payment

$101K

Peer benchmark

Total Medicare services vs. 3,978 Internal Medicine providers in MA — top quintile (cohort median 564).

PRESCRIBING · PART D · 2024

Total Rx claims

6,820

Beneficiaries

—

Total drug cost

$469K

Distinct drugs

115

Brand share

19.5%

Top prescribed drugs

Atorvastatin Calcium387 claims

Losartan Potassium269 claims

Metoprolol Succinate235 claims

Omeprazole226 claims

Simvastatin222 claims

QUALITY · MIPS · 2024

Final MIPS score

41.6

Quality

35.0

Cost

80.7

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

-4.01%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where William Mugg'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). 49 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Quest Diagnostics Massachusetts Llc Clinical Laboratory · Marlborough, MA	224	1,275
CPL (CABOT) LLC	124	869
BAYSTATE MEDICAL CENTER INC	90	396
THE MERCY HOSPITAL INC	54	218
Cemil Erdem Emergency Medicine · Springfield, MA	49	179
Fire District No. 1 Ambulance Service Provider · South Hadley, MA	47	200
URBANSKI, STEVEN	42	121
Nayyer Ghias Hospitalist · Holyoke, MA	41	353
Yong Hwa Lee Emergency Medicine · Somerville, MA	39	142
MEDCARE EMERGENCY HEALTH, INC.	38	162
Diana Israeli Internal Medicine · Northampton, MA	35	237
Mrinal Mali Diagnostic Radiology · Hartford, CT	35	110

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