What is Lydia Zuser's specialty?

Lydia Zuser (NPI 1437150505) is a Medicare-billing provider whose primary specialty is Internal Medicine in Haverhill, MA.

Where does Lydia Zuser practice?

Lydia Zuser practices in Haverhill, MA, based on the location reported in the CMS Medicare provider datasets for NPI 1437150505.

How much does Medicare pay Lydia Zuser?

Lydia Zuser (NPI 1437150505) received approximately $131K in total Medicare Part B payments, serving 443 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1437150505

Lydia ZuserM.D.

Internal MedicineHaverhill, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,686

Unique beneficiaries

—

Total services

2,157

Distinct HCPCS

Medicare payment

$126K

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

9,358

Beneficiaries

—

Total drug cost

$644K

Distinct drugs

139

Brand share

17.5%

Top prescribed drugs

Levothyroxine Sodium642 claims

Atorvastatin Calcium501 claims

Amlodipine Besylate368 claims

Lisinopril325 claims

Omeprazole314 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$134

Payment records

By payment type

Food and Beverage$134

Top paying entities

Food and Beverage$134

REFERRAL NETWORK

Where Lydia Zuser'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). 34 inbound referrers · 64 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Quest Diagnostics Massachusetts Llc Clinical Laboratory · Marlborough, MA	443	1,364
STEWARD HOLY FAMILY HOSPITAL, INC.	362	1,386
Stewart Hou Diagnostic Radiology · Lawrence, MA	72	174
Glenn Kimball Ophthalmology · Haverhill, MA	71	120
SALZMAN, LINDA	60	134
Dipti Lenhart Diagnostic Radiology · Lawrence, MA	54	101
Christian Nguyen Diagnostic Radiology · Lawrence, MA	41	96
Arthur Zerbey Diagnostic Radiology · Lawrence, MA	39	71
BRUMBAUGH, BYRON	38	119
Sunny Srivastava Cardiology · Haverhill, MA	36	133
NEURO REHAB ASSOCIATES, INC	33	266
Lawrence Casha Diagnostic Radiology · Lawrence, MA	31	76

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
STEWARD HOLY FAMILY HOSPITAL, INC.	264	904
Quest Diagnostics Massachusetts Llc Clinical Laboratory · Marlborough, MA	240	734
Zinaida Matlyuk Diagnostic Radiology · Farmington, CT	65	157
David Novick Diagnostic Radiology · Lawrence, MA	64	168
Glenn Kimball Ophthalmology · Haverhill, MA	61	96
Kenneth Adams Internal Medicine · Haverhill, MA	49	183
SALZMAN, LINDA	49	113
TRINITY EMS, INC.	49	171
Ali Niakosari Diagnostic Radiology · Lawrence, MA	48	121
Mara Kunst Diagnostic Radiology · Lawrence, MA	45	112
Stewart Hou Diagnostic Radiology · Lawrence, MA	45	107
Mark Rieumont Interventional Radiology · Tampa, FL	39	94

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