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    v1.0.28
    OpenPayerNPI Medicare & MedicaidGerard Chamberlin
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    Gerard Chamberlin — Billing Profile & Reimbursement Data

    NPI 1750503124 · Mesa, AZ · Internal Medicine Physician

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    Gerard Chamberlin is a internal medicine physician provider located in Mesa, Arizona. This profile covers 35 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.

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    Provider details (source: NPPES NPI Registry)

    FieldValue
    Entity TypeIndividual
    OrganizationGerard Chamberlin
    Address6242 E Arbor Ave
    CityMesa
    StateAZ
    ZIP85206
    TaxonomyInternal Medicine Physician
    NPI EnumeratedMay 3, 2007

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

    Payer SourceTotal Paid
    Medicare$300.1K
    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.

    35 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…1,760$80$147.8K
    G0439Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit180$130$22.4K
    99233The provider sees a patient for a subsequent hospital inpatient or observation care visit involving evaluation and management (E/M). The visit involves a high level of medical decision making or the…170$90$15.5K
    99497The provider discusses and shares planning with a patient, his family, or an individual representing the patient, regarding the future health care needs of the patient. Use this code for the first 30…190$80$14.6K
    99232The provider sees a patient for a subsequent hospital inpatient or observation care visit involving evaluation and management (E/M). The visit involves a moderate level of medical decision making or…200$60$12.1K
    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…160$70$11.3K
    99239The provider sees a patient for hospital inpatient or observation discharge day management, involving evaluation and management (E/M). The provider spends more than 30 minutes on the service on the…100$90$8.5K
    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…70$130$8.5K
    99223The provider sees a patient for an initial hospital inpatient or observation care visit involving evaluation and management (E/M). The visit involves a high level of medical decision making or the…60$130$7.5K
    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.50$140$7.3K

    Showing 1–10 of 35

    Medicare: Competitive Analysis & Benchmarks

    How this provider's Medicare billing volume and revenue compare to other providers nationally and within its state, across 35 CPT/HCPCS codes.

    View: State1 / 2

    Full comparison — all codes billed, vs. state median

    35 rows

    CPT/HCPCS CodeRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    93306540540240$100$31.3K
    992331,1142,670120$90$21K
    9921410410,410120$80$20.6K
    99490243460140$40$16.9K
    9132230752070$140$15K
    G04394042,36060$120$12.3K
    992151,2353,27050$120$11.9K
    992231,2452,77050$130$11K
    992327153,16080$60$10.4K
    992134,4819,60080$60$9.6K

    Showing 1–10 of 35

    Related Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Banner Hospital Based Physicians Arizona LLCAZMulti-Specialty Clinic/Center$0$77.8M
    Joshua CarlsonUTRetina Specialist (Ophthalmology) Physician$2.6M$0
    Migaela ReedyAZAcute Care Nurse Practitioner$2M$0
    Hani RashidAZRheumatology Physician$1.9M$0
    Benjamin BensonAZDiagnostic Radiology Physician$1.3M$0
    Amer Al-khoudariAZRheumatology Physician$1.2M$0
    Andrew KwakNJDiagnostic Radiology Physician$808.5K$0
    Tamara LundeenAZDiagnostic Radiology Physician$802.6K$0
    Caroline CranfordAZDiagnostic Radiology Physician$724.7K$0
    Ashish SadhuAZClinical Cardiac Electrophysiology Physician$667.6K$0

    Nearby Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Acumen Fiscal Agent LLCAZCommunity/Behavioral Health Agency$0$1.1B
    Affinity Family Care, LLC.AZHome Health Agency$0$63.8M
    Residents At The Heights, LLCAZSubstance Abuse Rehabilitation Facility$0$33.2M
    Banner Baywood Medical CenterAZGeneral Acute Care Hospital$0$29.6M
    A Brighter Avenue LLCAZSpeech-Language Pathologist$0$28.6M
    Emergency Physicians Southwest, PCAZEmergency Medicine Physician$0$27M
    Health Care Alternatives, Inc.AZIntellectual and/or Developmental Disabilities Residential Treatment Facility$0$26.1M
    Christian3 Mega Clinic LLCAZSubstance Use Disorder Rehabilitation Clinic/Center$0$22.3M
    Horizon Pediatric Therapy, Inc.AZMusic Therapist$0$17.9M
    Zarephath Inc.AZCommunity/Behavioral Health Agency$0$17M

    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. Arizona Distribution
    Gerard Chamberlin — 1 of 25 codes billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — Arizona