What is Lewis Hays's specialty?

Lewis Hays (NPI 1619070711) is a Medicare-billing provider whose primary specialty is Internal Medicine in Lynn, MA.

Where does Lewis Hays practice?

Lewis Hays practices in Lynn, MA, based on the location reported in the CMS Medicare provider datasets for NPI 1619070711.

How much does Medicare pay Lewis Hays?

Lewis Hays (NPI 1619070711) received approximately $27K in total Medicare Part B payments, serving 76 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1619070711

Lewis HaysM.D.

Internal MedicineLynn, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

166

Unique beneficiaries

—

Total services

324

Distinct HCPCS

Medicare payment

$26K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

1,089

Beneficiaries

—

Total drug cost

$34K

Distinct drugs

Brand share

12.2%

Top prescribed drugs

Trazodone Hcl131 claims

Quetiapine Fumarate76 claims

Mirtazapine60 claims

Divalproex Sodium53 claims

Methadone Hcl50 claims

QUALITY · MIPS · 2024

Final MIPS score

90.0

Quality

64.5

Cost

49.1

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.63%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Lewis Hays'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). 6 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
LAFAYETTE REHABILITATION AND SKILLED NURSING FACILITY INC.	80	634
Julie Phaneuf Nurse Practitioner · Salem, MA	51	531
VAUGHAN, PAULA	20	54
David Kahn Cardiology · Salem, MA	16	48
Mark Anderson Cardiology · Salem, MA	15	64
LANDY, MERRIC	12	47

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