What is Isaac Eisenstein's specialty?

Isaac Eisenstein (NPI 1780649830) is a Medicare-billing provider whose primary specialty is Cardiology in Lakewood, CA.

Where does Isaac Eisenstein practice?

Isaac Eisenstein practices in Lakewood, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1780649830.

How much does Medicare pay Isaac Eisenstein?

Isaac Eisenstein (NPI 1780649830) received approximately $127K in total Medicare Part B payments, serving 556 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1780649830

Isaac EisensteinM.D.

CardiologyLakewood, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,051

Unique beneficiaries

—

Total services

1,773

Distinct HCPCS

Medicare payment

$108K

Peer benchmark

Total Medicare services vs. 1,869 Cardiology providers in CA — below median (cohort median 2,371).

PRESCRIBING · PART D · 2024

Total Rx claims

2,259

Beneficiaries

—

Total drug cost

$515K

Distinct drugs

Brand share

29.1%

Top prescribed drugs

Amlodipine Besylate268 claims

Apixaban224 claims

Carvedilol183 claims

Atorvastatin Calcium154 claims

Furosemide135 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$2K

Payment records

By payment type

Food and Beverage$2K

Top paying entities

Food and Beverage$2K

REFERRAL NETWORK

Where Isaac Eisenstein'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). 23 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
UNIVERSITY OF CALIFORNIA IRVINE	187	696
William Madrid Cardiology · Lakewood, CA	69	517
Unilab Corporation Clinical Laboratory · West Hills, CA	64	268
Milan Rawal Cardiology · Lakewood, CA	53	316
Padmanabha Shakkottai Pulmonary Disease · Lakewood, CA	33	194
Jesse Licuanan Internal Medicine · Lakewood, CA	28	371
Kyaw Moe Nephrology · Lakewood, CA	26	239
Joel Epstein Internal Medicine · Lakewood, CA	26	118
Alfred Yamamoto Pathology · Lakewood, CA	21	66
PRIME HEALTHCARE LA PALMA, LLC	16	68
Maurice Bell Internal Medicine · Long Beach, CA	16	61
Richard Rosenberg Podiatry · Lakewood, CA	16	51

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