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    OpenPayerNPI Medicare & MedicaidMark Dacey
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    Mark Dacey — Billing Profile & Reimbursement Data

    NPI 1184613192 · East Weymouth, MA · Ophthalmology Physician

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    Mark Dacey is a ophthalmology physician provider located in East Weymouth, Massachusetts. This profile covers 15 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
    OrganizationMark Dacey
    Address97 Libbey Industrial Pkwy Ste 100
    CityEast Weymouth
    StateMA
    ZIP02189
    TaxonomyOphthalmology Physician
    NPI EnumeratedOctober 21, 2005

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

    Payer SourceTotal Paid
    Medicare$2.1M
    Medicaid$0

    Key Findings

    MARK DACEY is a Medicare-focused ophthalmology physician with $2.1M in lifetime Medicare revenue and no Medicaid billing on file, making his practice effectively single-payer (Medicare) in the available data. His NPI was enumerated on 2005-10-21 (approximately 21 years ago), indicating long tenure and an established billing history in Medicare. The provider's revenue is highly concentrated: the precomputed top three Medicare codes account for 82.7% of total Medicare revenue, showing dependence on a small set of services for the bulk of income. Anti-VEGF intravitreal injections dominate the revenue mix: J0178 (aflibercept) alone produces $879.1K (41.8% of Medicare revenue) and J2778 (ranibizumab) contributes $651.7K (31.0%), together driving the majority of practice revenue and indicating a service-line focus on retinal injection therapy for conditions like age-related macular degeneration. High-volume diagnostic and evaluation services support the injection program: 92134 (retinal OCT) has 4K claims and $131.6K (6.3% of revenue) and 92014 (comprehensive established eye exam) has 2.2K claims and $208.9K (9.9% of revenue), suggesting the practice combines imaging and office-based patient management alongside injection treatments. Competitive standing is mixed: for J2778 the provider ranks #83 of 1208 (93rd percentile), indicating much higher-than-typical national volume for ranibizumab injections, while for J0178 he ranks #1022 of 3204 (68th percentile), a more typical national volume for aflibercept; 92014 is an extreme outlier at the 99th percentile (rank #198 of 35415), showing exceptionally high exam volume relative to peers. Other services are modest in revenue share and national standing: 67028 (intravitreal injection as a procedure) and 92134 are described as typical or extreme outlier respectively but contribute smaller individual fractions (6.8% and 6.3% of Medicare revenue), indicating ancillary procedural and imaging activity that complements the main anti-VEGF service line. The absence of any Medicaid claims means payers and network analysts should treat this profile as lacking Medicaid exposure; contracting, utilization management, and competitive assessments should therefore focus on Medicare reimbursement patterns and retinal injection and imaging capacity when evaluating this provider.

    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.

    15 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    J0178Injection, aflibercept, 1 mg1,270$690$879.1K
    J2778Injection, ranibizumab, 0.1 mg3,580$180$651.7K
    92014An ophthalmologist sees an established patient for a comprehensive level eye examination. Generally, a patient is considered to be "established" if the same physician, or any physician in the group…2,180$100$208.9K
    67028The provider injects a medication into the vitreous chamber of the eye as an isolated procedure or a separate procedure unrelated to any other procedure being performed on the eye.1,500$100$142.9K
    92134The provider performs computerized diagnostic imaging of the retina in the posterior segment (back part) of the eye, interprets the data, and provides a report. The service may be on one or both eyes.3,990$30$131.6K
    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…390$70$27K
    92012For this CPT code, an Ophthalmologist sees an established patient for an intermediate level eye examination. Generally, a patient is considered to be "established" if the same physician, or any…350$70$25.8K
    J9035Injection, bevacizumab, 10 mg210$60$11.4K
    99204The provider sees a new 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 provider…80$130$9.9K
    92235The provider uses a special dye, fluorescein that causes the blood vessels in the one or both eyes to stand out in photographic images taken with the use of multiframe timing, or serial images, taken…30$130$3.8K

    Showing 1–10 of 15

    Medicare: Competitive Analysis & Benchmarks

    How this provider's Medicare billing volume and revenue compare to other providers nationally and within its state, across 15 CPT/HCPCS codes.

    View: State1 / 2

    Full comparison — all codes billed, vs. state median

    15 rows

    CPT/HCPCS CodeRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    J01782890790$690$826.5K
    J2778430560$180$200.7K
    6702825120570$100$80.7K
    92014151,070160$90$30.1K
    J90354280250$50$19.7K
    920129056090$70$12.4K
    92134767070$30$10.6K
    992131,11413,70070$60$8.8K
    9200451889040$100$6.3K
    992041,0485,87030$120$5.6K

    Showing 1–10 of 15

    Related Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    The General Hospital CorporationMAGeneral Acute Care Hospital$0$438M
    Community Physicians Of Indiana IncINFamily Medicine Physician$0$185M
    Massachusetts General Physicians Organization IncMADermatology Physician$0$60.2M
    Boston Emergency Physician Foundation, Inc.MAEmergency Medicine Physician$0$24.3M
    Colorado Permanente Medical Group, P.C.COInternal Medicine Physician$0$23.2M
    David ReedMARetina Specialist (Ophthalmology) Physician$7.7M$0
    Torsten WiegandMARetina Specialist (Ophthalmology) Physician$7.6M$0
    Chirag ShahMARetina Specialist (Ophthalmology) Physician$5M$0
    Roger GoldbergCARetina Specialist (Ophthalmology) Physician$4.6M$0
    Miriam Englander-paschalis IliosMARetina Specialist (Ophthalmology) Physician$4.5M$0

    Nearby Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    South Shore Support ServicesMAHome Health Agency$0$26.8M
    Active Ma, Inc.MAAdult Day Care Clinic/Center$0$9.3M
    Babak Jian SeyedahmadiMAOphthalmology Physician$4.4M$0
    James StefaterMAOphthalmology Physician$1.6M$0
    Heidi Anderson-dockterMADermatology Physician$806.3K$0
    Ramy RizkallaMAOphthalmology Physician$627.4K$1K
    Anita ShuklaMAOphthalmology Physician$604.9K$560
    Mary Lisa MchamMAOphthalmology Physician$571.6K$0
    Teresa DegiacomoMADermatology Physician$537K$0
    Kimberly HsuMAOphthalmology Physician$451.8K$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. Massachusetts Distribution
    Mark Dacey — 2 of 15 codes billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — Massachusetts