What is Frederick Hernaez's specialty?

Frederick Hernaez (NPI 1205498227) is a Medicare-billing provider whose primary specialty is Internal Medicine in Marshfield, WI.

Where does Frederick Hernaez practice?

Frederick Hernaez practices in Marshfield, WI, based on the location reported in the CMS Medicare provider datasets for NPI 1205498227.

How much does Medicare pay Frederick Hernaez?

Frederick Hernaez (NPI 1205498227) received approximately $12K in total Medicare Part B payments, serving 129 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1205498227

Frederick HernaezMD

PRACTICEMARSHFIELD CLINICSee all providers at this practice →

Internal MedicineMarshfield, WII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

137

Unique beneficiaries

—

Total services

179

Distinct HCPCS

Medicare payment

$10K

Peer benchmark

Total Medicare services vs. 1,244 Internal Medicine providers in WI — bottom quintile (cohort median 578).

PRESCRIBING · PART D · 2024

Total Rx claims

2,388

Beneficiaries

—

Total drug cost

$198K

Distinct drugs

Brand share

19.1%

Top prescribed drugs

Atorvastatin Calcium243 claims

Levothyroxine Sodium123 claims

Lisinopril112 claims

Gabapentin107 claims

Amlodipine Besylate100 claims

QUALITY · MIPS · 2024

Final MIPS score

80.6

Quality

55.5

Cost

71.5

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.23%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (3)

CCN 527189

Home health agency

CCN 520037

Hospital

CCN 521323

Hospital

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