What is Sheila Chapman's specialty?

Sheila Chapman (NPI 1720043086) is a Medicare-billing provider whose primary specialty is Internal Medicine in Boston, MA.

Where does Sheila Chapman practice?

Sheila Chapman practices in Boston, MA, based on the location reported in the CMS Medicare provider datasets for NPI 1720043086.

How much does Medicare pay Sheila Chapman?

Sheila Chapman (NPI 1720043086) received approximately $12K in total Medicare Part B payments, serving 98 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1720043086

Sheila ChapmanM.D.

Internal MedicineBoston, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

133

Distinct HCPCS

Medicare payment

$9K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

3,268

Beneficiaries

—

Total drug cost

$243K

Distinct drugs

Brand share

23.1%

Top prescribed drugs

Gabapentin222 claims

Oxycodone Hcl204 claims

Oxycodone Hcl/Acetaminophen199 claims

Atorvastatin Calcium183 claims

Amlodipine Besylate178 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 Sheila Chapman'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). 13 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
BOSTON MEDICAL CENTER CORPORATION	268	2,759
Michael Klein Cardiology · Boston, MA	30	92
Boston Public Health Commission Ambulance Service Provider · Boston, MA	29	99
Stephan Anderson Diagnostic Radiology · Boston, MA	16	32
Anuradha Rebello Diagnostic Radiology · Boston, MA	15	38
Eascare Llc Ambulance Service Provider · Weymouth, MA	15	69
Boris Bloch Diagnostic Radiology · New York, NY	15	24
Robert Helm Clinical Cardiac Electrophysiology · Boston, MA	14	41
Nagaraj-Setty Holalkere Diagnostic Radiology · Boston, MA	12	21
Neely Hines Radiation Oncology · Boston, MA	12	26
GUERMAZI, ALI	12	21
Jimmy Wang Diagnostic Radiology · Boston, MA	11	25

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