What is William Schmitt's specialty?

William Schmitt (NPI 1619958808) is a Medicare-billing provider whose primary specialty is Internal Medicine in Charlestown, MA.

Where does William Schmitt practice?

William Schmitt practices in Charlestown, MA, based on the location reported in the CMS Medicare provider datasets for NPI 1619958808.

How much does Medicare pay William Schmitt?

William Schmitt (NPI 1619958808) received approximately $44K in total Medicare Part B payments, serving 327 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1619958808

William SchmittMD

Internal MedicineCharlestown, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

383

Unique beneficiaries

—

Total services

544

Distinct HCPCS

Medicare payment

$40K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

4,845

Beneficiaries

—

Total drug cost

$503K

Distinct drugs

Brand share

19.5%

Top prescribed drugs

Atorvastatin Calcium307 claims

Omeprazole236 claims

Gabapentin233 claims

Amlodipine Besylate216 claims

Metoprolol Succinate160 claims

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 William Schmitt'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). 12 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
THE GENERAL HOSPITAL CORPORATION	321	3,486
HUGHES, ROBERT	25	109
Mark Eisenberg Internal Medicine · Fruit St, MA	23	79
VISITING NURSE ASSOCIATION OF BOSTON	18	101
Boston Public Health Commission Ambulance Service Provider · Boston, MA	17	91
MASS GENERAL BRIGHAM HOME CARE, INC.	16	65
DIVAIO, CAROL	15	122
SCHALOCK, PETER	14	43
FALLON SERVICE, INC.	12	60
FAULKNER MEDICAL LABORATORIES, INC.	12	122
Carolina Abuelo Internal Medicine · Boston, MA	12	37
Richard Sacknoff Diagnostic Radiology · Boston, MA	12	56

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