What is Joshua Herz's specialty?

Joshua Herz (NPI 1821004854) is a Medicare-billing provider whose primary specialty is Ophthalmology in Glenview, IL.

Where does Joshua Herz practice?

Joshua Herz practices in Glenview, IL, based on the location reported in the CMS Medicare provider datasets for NPI 1821004854.

How much does Medicare pay Joshua Herz?

Joshua Herz (NPI 1821004854) received approximately $314K in total Medicare Part B payments, serving 2,102 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1821004854

Joshua HerzMD

OphthalmologyGlenview, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,933

Unique beneficiaries

—

Total services

4,302

Distinct HCPCS

Medicare payment

$312K

Peer benchmark

Total Medicare services vs. 667 Ophthalmology providers in IL — top quintile (cohort median 2,192).

PRESCRIBING · PART D · 2024

Total Rx claims

3,424

Beneficiaries

—

Total drug cost

$1.2M

Distinct drugs

Brand share

26.0%

Top prescribed drugs

Latanoprost858 claims

Prednisolone Acetate648 claims

Timolol Maleate339 claims

Brimonidine Tartrate289 claims

Dorzolamide Hcl/Timolol Maleat254 claims

QUALITY · MIPS · 2024

Final MIPS score

84.9

Quality

75.9

Cost

74.6

Improvement activities

40.0

Promoting interop.

99.0

Payment adjustment

0.42%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$601

Payment records

By payment type

Food and Beverage$601

Top paying entities

Food and Beverage$601

REFERRAL NETWORK

Where Joshua Herz'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). 14 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ENDEAVOR HEALTH CLINICAL OPERATIONS	894	5,810
ELDIBANY, MOHAMED	29	84
Marc Falleroni Anesthesiology · Evanston, IL	21	65
Larry Goldstein Diagnostic Radiology · Chicago, IL	16	32
Nancy Mantich Internal Medicine · Glenview, IL	16	76
Lynn Martin Internal Medicine · Glenview, IL	15	73
John Revis Internal Medicine · Glenview, IL	15	103
PANELLA, JOSEPH	15	33
Jeffrey Marogil Cardiology · Glenview, IL	14	50
NORTHWESTERN MEMORIAL HOSPITAL	14	35
LERNER, DAVID	14	75
SIEL, JANET	14	69

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