What is Corey Warner's specialty?

Corey Warner (NPI 1801998968) is a Medicare-billing provider whose primary specialty is Internal Medicine in Hidden Valley Lake, CA.

Where does Corey Warner practice?

Corey Warner practices in Hidden Valley Lake, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1801998968.

How much does Medicare pay Corey Warner?

Medicare Part B utilization, prescribing (Part D), MIPS quality scores, and industry payments for Corey Warner (NPI 1801998968) are detailed on this CareTrace profile.

PROVIDER PROFILE · NPI 1801998968

Corey Warner

Internal MedicineHidden Valley Lake, CAI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

Total Rx claims

11,682

Beneficiaries

—

Total drug cost

$1.2M

Distinct drugs

162

Brand share

19.6%

Top prescribed drugs

Atorvastatin Calcium755 claims

Levothyroxine Sodium697 claims

Olmesartan Medoxomil447 claims

Pantoprazole Sodium441 claims

Amlodipine Besylate381 claims

QUALITY · MIPS · 2024

Final MIPS score

90.7

Quality

94.0

Cost

65.1

Improvement activities

40.0

Promoting interop.

92.0

Payment adjustment

0.66%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$775

Payment records

By payment type

Food and Beverage$775

Top paying entities

Food and Beverage$775

REFERRAL NETWORK

Where Corey Warner'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). 41 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ADVENTIST HEALTH CLEARLAKE HOSPITAL INC.	635	3,384
Theresa Schmitz Physician Assistant · Hidden Valley Lake, CA	263	1,177
William Duge Diagnostic Radiology · Saint Helena, CA	182	518
Geoffrey Horn Diagnostic Radiology · Saint Helena, CA	177	433
David Racker Diagnostic Radiology · Saint Helena, CA	173	477
ADVENTIST HEALTH CLEARLAKE HOSPITAL INC.	107	306
LIES, JAMES	67	345
Stewart Allen Cardiology · Winston-Salem, NC	61	283
Hossein Razavi Critical Care (Intensivists) · Stanford, CA	53	247
NPI 1407840002	50	103
BINA, IOANA	47	144
KAHN, JAMES	45	88

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