What is Daniel Koretz's specialty?

Daniel Koretz (NPI 1962451344) is a Medicare-billing provider whose primary specialty is Internal Medicine in Ontario, NY.

Where does Daniel Koretz practice?

Daniel Koretz practices in Ontario, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1962451344.

How much does Medicare pay Daniel Koretz?

Daniel Koretz (NPI 1962451344) received approximately $4K in total Medicare Part B payments, serving 61 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1962451344

Daniel KoretzM.D.

PRACTICECROMBACH & GILSON DDS PCSee all providers at this practice →

Internal MedicineOntario, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$4K

Peer benchmark

Total Medicare services vs. 7,864 Internal Medicine providers in NY — bottom quintile (cohort median 552).

PRESCRIBING · PART D · 2024

Total Rx claims

1,444

Beneficiaries

—

Total drug cost

$77K

Distinct drugs

Brand share

11.1%

Top prescribed drugs

Atorvastatin Calcium182 claims

Levothyroxine Sodium99 claims

Lisinopril88 claims

Amlodipine Besylate75 claims

Omeprazole60 claims

QUALITY · MIPS · 2024

Final MIPS score

96.6

Quality

74.5

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.91%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Daniel Koretz'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
ROCHESTER GENERAL HOSPITAL	153	1,026
UNIVERSITY OF ROCHESTER	23	83
Laura Petrescu Internal Medicine · Pittsford, NY	19	117
National Ambulance & Oxygen Service, Inc. Ambulance Service Provider · Rochester, NY	19	71
Charles Ippolito Internal Medicine · Rochester, NY	18	66
Parul Patel Diagnostic Radiology · Rochester, NY	12	30

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