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 & MedicaidRuth Peng
    Ask Trek AI about this page

    Ruth Peng — Billing Profile & Reimbursement Data

    NPI 1891753638 · Baltimore, MD · Anatomic Pathology & Clinical Pathology Physician

    Customize your policy alerts

    Sign up for Ruth Peng — 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.

    Ruth Peng is a anatomic pathology & clinical pathology physician provider located in Baltimore, Maryland. This profile covers 20 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
    OrganizationRuth Peng
    Address345 St. Paul Place
    CityBaltimore
    StateMD
    ZIP21202
    TaxonomyAnatomic Pathology & Clinical Pathology Physician
    NPI EnumeratedMay 2, 2006

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

    Payer SourceTotal Paid
    Medicare$116.5K
    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.

    20 rows

    CPT/HCPCS CodeDescriptionClaimsAvg PaidRevenue
    88305The physician, typically a pathologist, performs a level IV examination of a surgical pathology specimen. The examination includes accessioning the specimen into the lab, which involves formally…1,550$40$55.9K
    88341The lab analyst applies an additional single antibody stain on a slide or slides prepared from the same patient specimen as the initial antibody stain, such as tumor tissue. Then a qualified…480$30$13K
    88307The physician, typically a pathologist, performs a level V examination of a surgical pathology specimen. The examination includes accessioning the specimen into the lab, which involves formally…190$70$12.9K
    88342The lab analyst applies an initial single antibody stain on a slide or slides prepared from a single patient specimen, such as tumor tissue. Then a qualified provider, typically a pathologist,…300$40$10.6K
    88309The physician, typically a pathologist, performs a level VI examination of a surgical pathology specimen. The examination includes accessioning the specimen into the lab, which involves formally…40$120$4.4K
    88173The lab analyst performs the technical lab test to analyze a cytopathology specimen from a fine needle aspirate and then interprets and reports the results.50$60$3K
    88360The lab analyst applies a single antibody stain on a slide or slides prepared from a single patient specimen, such as tumor tissue. Then a qualified provider, typically a pathologist, evaluates the…80$30$2.9K
    88333Pathology consultation during surgery provides necessary and precise information pertaining to diagnosis and prognosis that aids a surgeon in deciding whether to proceed further during surgery.…40$50$1.9K
    88331Pathological, or intraoperative, consultation provides necessary and precise information pertaining to diagnosis and prognosis which aid a surgeon in deciding whether to proceed further or not during…40$50$1.8K
    88321A qualified provider, typically a pathologist, provides consultation and a report on slides prepared elsewhere. A unit of service is the surgical case regardless of the number of slides received.30$70$1.8K

    Showing 1–10 of 20

    Medicare: Competitive Analysis & Benchmarks

    How this provider's Medicare billing volume and revenue compare to other providers nationally and within its state, across 20 CPT/HCPCS codes.

    View: State1 / 2

    Full comparison — all codes billed, vs. state median

    20 rows

    CPT/HCPCS CodeRankProvider CountMedian ClaimsAvg PaidAverage Revenue
    8830546270490$40$61.4K
    8831312814070$60$29.4K
    8834251250120$60$21.3K
    883123813040$70$21.3K
    8834150220220$40$15.1K
    8830732180110$80$9.7K
    88112508090$40$8.9K
    88321216020$80$7.7K
    88173498060$60$6K
    88360339060$50$5.6K

    Showing 1–10 of 20

    Related Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    St Paul Place Specialists, Inc.MDDermatology Physician$0$13.3M
    Michael MorrisMDDiagnostic Radiology Physician$12M$0
    Richard HusligMDHematology & Oncology Physician$4.9M$0
    St Paul Place Specialists, Inc.MDClinical Pathology/Laboratory Medicine Physician$2.7M$948.8K
    Panayotis LedakisMDHematology & Oncology Physician$3M$0
    Jaideep SohiILNuclear Radiology Physician$1.5M$6.9K
    Kelly OrwatSCInternal Medicine Physician$1.3M$0
    Jonathan BreslauMNDiagnostic Radiology Physician$1.3M$0
    Muhammad Saad KhanILHematology & Oncology Physician$1.3M$0
    Stephen RonsonMDSpecialist$1.2M$0

    Nearby Providers

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

    ProviderStateTaxonomyMedicare RevenueMedicaid Revenue
    Baltimore City SchoolsMDLocal Education Agency (LEA)$0$95.8M
    Mayor And City Council Of BaltimoreMDLand Ambulance$6.3M$38M
    Health Care For The Homeless, IncMDFederally Qualified Health Center (FQHC)$0$26.8M
    Maryland Family Care, Inc.MDFamily Medicine Physician$0$24.6M
    Hope Resource Center, LLCMDCommunity/Behavioral Health Agency$0$18.1M
    Pha Healthcare LLCMDSubstance Use Disorder Rehabilitation Clinic/Center$0$18M
    Lighthouse Behavioral Health Center, LLCMDSubstance Abuse Rehabilitation Facility$0$11.5M
    Emergency Physicians SppsMDEmergency Medicine Physician$0$9.8M
    Heavens Place-outpatient Detox & Recovery CenterMDMental Health Clinic/Center (Including Community Mental Health Center)$0$7.6M
    S K Pesis Dds, Big Smiles Maryland, PCMDDentist$0$6.9M

    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. Maryland Distribution
    Ruth Peng — 0 of 20 codes billed far more than typical (above p95)
    p5–p95 (all providers)p25–p75MedianThis providerOutlier
    Rank Distribution — Maryland