Loading...

    Explore
    • Policy Monitoring
    • Live Policy Feed
    • Billing Codes
    • NPI Medicare & Medicaid
    • Healthcare Providers
    • Health Insurance Payers
    • States
    • Service Lines
    • Taxonomy Codes
    Lookup tools
    • Billing Code Lookup
    • CPT Modifier Lookup
    • Provider Taxonomy Code Lookup
    • Healthcare Provider & Facility Lookup
    • Health Insurance Payer Lookup
    • Payer Contact Directory

    Policy & Benchmark Tools

    • Prior Authorization Lookup
    • Coverage Criteria Lookup
    • Timely Filing Lookup
    • Billing Code Reimbursement Rates
    • Payer Comparison Dashboard
    • Facility Comparison Dashboard
    • All tools

    Company

    • About OpenPayer
    • Data Sources
    • Trek Health
    OpenPayerby Trek Health
    LinkedInYouTube

    © 2026 Trek Health. All rights reserved.

    OpenPayer is built and maintained by Trek Health.

    v1.0.28
    OpenPayerNPI Medicare & MedicaidMarianna Siksay
    Ask Trek AI about this page

    Marianna Siksay — Billing Profile & Reimbursement Data

    NPI 1780652420 · Carlsbad, CA · Family Medicine Physician

    Customize your policy alerts

    Sign up for Marianna Siksay — Billing Profile & Reimbursement Data policy alerts

    Get alerted when relevant policies change without checking for updates manually.

    Monitor payer policy activity

    Receive email alerts as soon as relevant payer policies are published or updated.

    Marianna Siksay is a family medicine physician provider located in Carlsbad, California. This profile covers 14 Medicare and 0 Medicaid CPT/HCPCS procedure codes, with claims volume, average reimbursement, and total revenue by code, benchmarked against other providers billing the same services.

    Table of contents

    Progress1 / 8

    Explore openpayer tools

    • Billing CodesCPT, HCPCS, DRG & more
    • Reimbursement RatesCommercial vs. Medicare rate reports
    • ProvidersHospitals & facilities
    • PayersPlans & market footprint
    • Taxonomy CodesNUCC specialty codes
    • ModifiersCPT modifiers & usage
    • Prior AuthorizationPA policies by payer & drug
    • Timely FilingFiling deadlines by payer
    • Coverage CriteriaMedical necessity by payer
    • Payer ContactsClaims, PA & appeals contacts
    View all tools

    Provider details (source: NPPES NPI Registry)

    FieldValue
    Entity TypeIndividual
    OrganizationMarianna Siksay
    Address2176 Salk Ave
    CityCarlsbad
    StateCA
    ZIP92008
    TaxonomyFamily Medicine Physician
    NPI EnumeratedMarch 9, 2006

    Lifetime revenue by payer source (source: CMS Medicare & Medicaid claims data)

    Payer SourceTotal Paid
    Medicare$109.7K
    Medicaid$0

    Medicare: Total Revenue Breakdown by CPT/HCPCS Code

    Medicare revenue breakdown by CPT/HCPCS procedure code.

    View: Bar Chart1 / 2

    Medicare: Complete Services Breakdown

    The CPT/HCPCS codes generating the most Medicare revenue for this provider.

    14 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    99214The provider sees an established patient for an office visit or other outpatient visit involving evaluation and management. The visit involves a moderate level of medical decision making, and/or the…320$100$31.6K
    99215The provider sees an established patient for an office visit or other outpatient visit involving evaluation and management. The visit involves a high level of medical decision making, and/or the…120$150$17.1K
    91322This code represents a SARS–CoV–2 vaccine product administered by intramuscular injection to reduce the patient’s risk of contracting COVID–19. The dosage is 50 mcg/0.5 mL.100$140$13.9K
    G0439Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit100$140$13.5K
    99213The provider sees an established patient for an office visit or other outpatient visit involving evaluation and management. The visit involves a low level of medical decision making, and/or the…140$70$9.3K
    90662This code represents a flu vaccine product that is a split virus type, contains no preservatives, and has enhanced effectiveness due to a higher antigen content. It is administered as an injection…110$70$8.2K
    90480The provider administers the first or only component of a SARS–CoV–2 (COVID–19) vaccine by intramuscular injection to reduce the patient's risk of contracting COVID–19.100$40$4.3K
    G0008Administration of influenza virus vaccine120$30$3.9K
    90677This code represents a vaccine product administered intramuscularly to protect against pneumococcal disease, a bacterial infection. This is a 20–valent vaccine, protecting against 20 strains of the…10$280$3.7K
    0134AN/A80$40$3.4K

    Showing 1–10 of 14

    Medicare: Competitive Analysis & Benchmarks

    How this provider's Medicare billing volume and revenue compare to other providers nationally and within its state, across 14 CPT/HCPCS codes.

    View: State1 / 2

    Full comparison — all codes billed, vs. state median

    14 rows

    CPT/HCPCS CodeRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    9921448837,970120$90$23.2K
    913222332,25070$140$17.7K
    9921536215,36050$130$14.4K
    992131,25734,66080$70$13.2K
    G04393357,80060$130$11.9K
    906774544,40020$280$8.8K
    904804423,780100$40$6.4K
    906621265,08040$70$4.3K
    G00083989,80050$30$3K
    0134A211,63030$40$2.6K

    Showing 1–10 of 14

    Related Providers

    Other providers that share a Tax Identification Number (TIN) with Marianna Siksay, ranked by combined Medicare and Medicaid revenue.

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Scripps HealthCAGeneral Acute Care Hospital$0$64.2M
    Scripps HealthCAClinical Medical Laboratory$8.9M$301.7K
    Atul JainCAOphthalmology Physician$3.5M$0
    Munveer BhangooCAMedical Oncology Physician$2.3M$0
    Scripps HealthCAAmbulatory Surgical Clinic/Center$2.2M$0
    Iain MacewanCARadiation Oncology Physician$2.2M$0
    NPI 1063405082——$2.1M$0
    Anne HannekenCAOphthalmology Physician$2.1M$0
    Alan SavenCAHematology & Oncology Physician$1.7M$0
    Michael KostyCAHematology & Oncology Physician$1.5M$0

    Nearby Providers

    Other providers in the same ZIP code as Marianna Siksay, ranked by combined Medicare and Medicaid revenue.

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Breg, Inc.CAProsthetic/Orthotic Supplier$0$49.6M
    Agency Personal CareCAIn Home Supportive Care Agency$0$25.5M
    Neogenomics Laboratories IncCAClinical Medical Laboratory$2.9M$1.4M
    Glenn BalfourCANeurology Physician$1M$40.4K
    Anuradha KanungoCAAnatomic Pathology & Clinical Pathology Physician$444.5K$0
    Mary HeadleyCAFamily Nurse Practitioner$348.4K$0
    Martin AptCAPsychiatric/Mental Health Nurse Practitioner$177.9K$0
    Kean GananCAAnesthesiology Physician$105.6K$0
    Ritvik MehtaCAOtolaryngology/Facial Plastic Surgery Physician$91K$0
    Vishal BanthiaCAOtolaryngology Physician$39.9K$0

    Frequently Asked Questions

    References

    1. 1.Medicare Physician & Other Practitioner by Provider and Service. CMS.gov.Provider-level Medicare Part B utilization and payment data.
    2. 2.NPPES NPI Registry. CMS.gov.National Provider Identifier registry used for provider enumeration and taxonomy metadata.

    Trek Health ingests and normalizes Transparency in Coverage data and payer policy updates to give provider organizations a clear view of how commercial reimbursement behaves across markets, payers, and services. Our platform transforms raw payer disclosures into structured intelligence that supports contract evaluation, payer negotiations, and service line strategy. By combining market benchmarks with ongoing policy visibility, Trek helps teams identify variability, risk, and opportunity in commercial reimbursement. The result is faster insight, stronger negotiating positions, and more informed financial decisions.

    Medicare Revenue by CPT/HCPCS Code
    Claims Volume vs. California Distribution
    Marianna Siksay — 0 of 13 codes billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — California