What is John Sarkaria's specialty?

John Sarkaria (NPI 1245250695) is a Medicare-billing provider whose primary specialty is Internal Medicine in Tustin, CA.

Where does John Sarkaria practice?

John Sarkaria practices in Tustin, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1245250695.

How much does Medicare pay John Sarkaria?

John Sarkaria (NPI 1245250695) received approximately $49K in total Medicare Part B payments, serving 161 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1245250695

John SarkariaM.D.

Internal MedicineTustin, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

444

Unique beneficiaries

—

Total services

546

Distinct HCPCS

Medicare payment

$45K

Peer benchmark

Total Medicare services vs. 10,499 Internal Medicine providers in CA — above median (cohort median 531).

PRESCRIBING · PART D · 2024

Total Rx claims

4,740

Beneficiaries

—

Total drug cost

$414K

Distinct drugs

Brand share

21.0%

Top prescribed drugs

Atorvastatin Calcium571 claims

Amlodipine Besylate259 claims

Levothyroxine Sodium182 claims

Lisinopril177 claims

Omeprazole151 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$80

Payment records

By payment type

Food and Beverage$80

Top paying entities

Food and Beverage$80

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (2)

CCN 057600

Home health agency

CCN 050224

Hospital

REFERRAL NETWORK

Where John Sarkaria'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). 1 inbound referrers · 3 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	52	163

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	84	286
ST. JOSEPH HOSPITAL OF ORANGE	20	33
UNIVERSITY OF CALIFORNIA IRVINE	11	23

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