OpenMedicare
Start Here
Explore
Fraud
Investigations
Data
Tools
About

Footer

OpenMedicare

Independent Medicare data journalism

Sister Sites

  • OpenMedicaid
  • OpenFeds
  • OpenSpending

Explore

  • Providers
  • Procedures
  • States
  • Specialties
  • Search

Fraud Analysis

  • Still Out There (AI)
  • Fraud Overview
  • Fraud Watchlist
  • Deep Dive Profiles
  • Impossible Numbers
  • Report Fraud

Investigations

  • The Algorithm Knows
  • How We Built the Model
  • Internal Medicine Crisis
  • Florida & California Fraud
  • Million Dollar Flagged
  • All Investigations

Tools

  • Provider Lookup
  • Compare
  • Cost Calculator
  • Your Medicare Dollar
  • Downloads

About

  • About OpenMedicare
  • Methodology
  • Glossary
  • Data Sources
  • API Docs
  • Updates
Data Sources: Centers for Medicare & Medicaid Services (CMS), Medicare Provider Utilization and Payment Data
Disclaimer: This site is an independent journalism project. Data analysis and editorial content are not affiliated with or endorsed by CMS or any government agency. All spending figures are based on publicly available Medicare payment records.
Sister Sites: OpenMedicaid ยท OpenFeds ยท OpenSpending

ยฉ 2026 OpenMedicare. Independent data journalism. Built by TheDataProject.ai

Methodologyโ€ขDownload Data
  1. Home
  2. Providers
  3. Roy Bishop
๐Ÿฉบ
MDIndividual

Roy Bishop, M.D.

NPI: 1669424651
Chico, CA
10 years of data
Family Practice
$8.2M
Total Payments
78.3K
Beneficiaries
183.0K
Services
1.69x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$8.2M
Specialty median$55.2K

๐Ÿ“‹ Key Findings

1Billed $8.2M over 10 years
21.69x markup ratio
399th percentile in Family Practice by payments
473 services/day โ€” unusually high

This provider averages 73 services per working day

Based on 183.0K total services over 10 years (250 working days/year). Learn about impossible service volumes โ†’

๐Ÿ”Ž Data Analysis

This provider's $8.2M in total Medicare payments ranks in the 99th percentile of Family Practice providers nationally.

Averaging 73 services per working day raises questions about billing patterns.

AI-generated analysis based on Medicare payment data.

Annual Medicare Payments

Annual Services Provided

Avg Payment per Service

Markup Ratio Over Time

Submitted Charges vs. Medicare Payments

Average per-service amounts submitted by the provider compared to what Medicare actually paid โ€” the gap represents the markup.

YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
2014$83.40$55.501.50x$27.90$757.0K17.4K6.4K
2015$82.73$55.761.48x$26.97$742.2K17.5K6.5K
2016$76.41$51.331.49x$25.08$761.6K17.8K6.9K
2017$76.91$50.431.53x$26.48$874.7K20.5K7.5K
2018$76.64$52.021.47x$24.62$750.3K18.5K7.9K
2019$86.51$59.681.45x$26.83$827.4K19.1K8.2K
2020$99.05$70.231.41x$28.82$885.0K19.9K8.4K
2021$98.84$71.031.39x$27.81$1.1M21.5K10.2K
2022$106.38$71.741.48x$34.64$929.9K18.6K9.3K
2023$90.65$56.041.62x$34.61$567.8K12.1K6.9K

Top Procedures (20)

99213Established patient office or other outpatient visit, typically 15 minutes
$3.5M
63.6K services$55.14/svc1.62x markup
17000Destruction of skin growth
$1.5M
33.1K services$46.15/svc2.09x markup
99214Established patient office or other outpatient, visit typically 25 minutes
$958.0K
11.9K services$80.81/svc1.60x markup
17110Destruction of up to 14 skin growths
$341.0K
4.0K services$84.45/svc1.58x markup
J7308Aminolevulinic acid hcl for topical administration, 20%, single unit dosage form (354 mg)
$216.6K
857 services$252.78/svc1.37x markup
90662Vaccine for influenza for injection into muscle
$187.9K
3.9K services$48.12/svc1.08x markup
17003Destruction of 2-14 skin growths
$158.4K
31.0K services$5.11/svc2.35x markup
99203New patient office or other outpatient visit, typically 30 minutes
$152.9K
2.2K services$68.86/svc1.92x markup
G0439Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit
$129.4K
1.0K services$126.22/svc1.12x markup
11102Tangential biopsy of single skin lesion
$122.0K
1.7K services$71.90/svc1.60x markup
G0008Administration of influenza virus vaccine
$105.4K
4.5K services$23.46/svc1.30x markup
96372Injection beneath the skin or into muscle for therapy, diagnosis, or prevention
$104.9K
6.9K services$15.21/svc2.01x markup
90670Pneumococcal vaccine for injection into muscle
$104.5K
540 services$193.43/svc1.10x markup
11100Biopsy of single growth of skin and/or tissue
$96.9K
1.2K services$78.96/svc1.56x markup
96567Application of light to aid destruction of premalignant and/or malignant skin growths, each session
$79.8K
738 services$108.11/svc1.59x markup
99204New patient office or other outpatient visit, typically 45 minutes
$52.5K
481 services$109.22/svc1.64x markup
G0438Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit
$46.1K
270 services$170.75/svc1.17x markup
G0180Physician certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imple
$43.1K
1.0K services$41.39/svc1.67x markup
20605Aspiration and/or injection of medium joint or joint capsule
$27.7K
779 services$35.53/svc1.94x markup
96574Application of light and light-sensitive drugs following removal of premalignant thickened skin growth, per day
$23.3K
111 services$209.70/svc1.31x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
99213Established patient office or other outpatient visit, typically 15 minutes63.6K$3.5M$55.141.62x
17000Destruction of skin growth33.1K$1.5M$46.152.09x
99214Established patient office or other outpatient, visit typically 25 minutes11.9K$958.0K$80.811.60x
17110Destruction of up to 14 skin growths4.0K$341.0K$84.451.58x
J7308Aminolevulinic acid hcl for topical administration, 20%, single unit dosage form (354 mg)857$216.6K$252.781.37x
90662Vaccine for influenza for injection into muscle3.9K$187.9K$48.121.08x
17003Destruction of 2-14 skin growths31.0K$158.4K$5.112.35x
99203New patient office or other outpatient visit, typically 30 minutes2.2K$152.9K$68.861.92x
G0439Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit1.0K$129.4K$126.221.12x
11102Tangential biopsy of single skin lesion1.7K$122.0K$71.901.60x
G0008Administration of influenza virus vaccine4.5K$105.4K$23.461.30x
96372Injection beneath the skin or into muscle for therapy, diagnosis, or prevention6.9K$104.9K$15.212.01x
90670Pneumococcal vaccine for injection into muscle540$104.5K$193.431.10x
11100Biopsy of single growth of skin and/or tissue1.2K$96.9K$78.961.56x
96567Application of light to aid destruction of premalignant and/or malignant skin growths, each session738$79.8K$108.111.59x
99204New patient office or other outpatient visit, typically 45 minutes481$52.5K$109.221.64x
G0438Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit270$46.1K$170.751.17x
G0180Physician certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imple1.0K$43.1K$41.391.67x
20605Aspiration and/or injection of medium joint or joint capsule779$27.7K$35.531.94x
96574Application of light and light-sensitive drugs following removal of premalignant thickened skin growth, per day111$23.3K$209.701.31x

Markup Analysis

Charge-to-Payment Ratio

1.69x

This provider submits charges 1.69 times higher than what Medicare actually pays.

What This Means

A markup ratio of 1.69x means for every $100 Medicare pays, this provider initially charges $169. This is lower than the national average.

Location

Chico, CA

Provider Verification

Always verify provider credentials and location before scheduling appointments. This data reflects Medicare payments and may not include all practice locations.

Related

Browse
โ† Back to Provider Directory
State
All providers in CA โ†’
Specialty
All Family Practice providers โ†’
Tool
Compare this provider โ†’
Analysis
Fraud Watchlist โ†’
Search
Search all providers โ†’

Share This Provider

Share this provider's Medicare payment information

Share:

Data Sources

  • โ€ข Centers for Medicare & Medicaid Services (CMS)
  • โ€ข Medicare Provider Utilization and Payment Data (2014-2023)
  • โ€ข National Plan and Provider Enumeration System (NPPES)

Last Updated: February 2026 (data through 2023, the latest CMS release)

Note: All data is from publicly available Medicare records. OpenMedicare is an independent journalism project not affiliated with CMS.

Believe this data is inaccurate? Dispute this data