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Methodology•Download Data
  1. Home
  2. Providers
  3. John Pack
🩺
MDIndividual

John Pack, MD

NPI: 1184654972
Marina Del Rey, CA
10 years of data
Internal Medicine
$6.9M
Total Payments
20.3K
Beneficiaries
94.3K
Services
2.41x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$6.9M
Specialty median$84.0K

📋 Key Findings

1Billed $6.9M over 10 years
22.41x markup ratio (above median)
399th percentile in Internal Medicine by payments
42 procedures with >3x markup
✓ No flags detected

🔎 Data Analysis

This provider's $6.9M in total Medicare payments ranks in the 99th percentile of Internal Medicine providers nationally.

Medicare payments to this provider grew 152% from 2014 to 2023.

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 — the gap represents the markup.

YearAvg SubmittedAvg PaidMarkup RatioGap per ServiceTotal PaymentsServicesBeneficiaries
2014$120.50$56.132.15x$64.37$392.3K6.1K2.1K
2015$154.99$60.162.58x$94.83$482.7K6.7K2.4K
2016$142.41$65.402.18x$77.01$514.2K7.1K2.3K
2017$128.84$61.372.10x$67.47$555.5K7.5K2.1K
2018$139.31$61.322.27x$77.99$686.1K9.0K2.1K
2019$146.10$64.462.27x$81.64$827.8K10.6K2.1K
2020$141.82$68.562.07x$73.26$863.2K11.0K1.9K
2021$146.68$71.542.05x$75.14$857.4K11.7K1.9K
2022$141.95$66.882.12x$75.07$746.9K11.0K1.7K
2023$141.59$69.862.03x$71.73$987.0K13.5K1.7K

Top Procedures (20)

99233Subsequent hospital inpatient care, typically 35 minutes per day
$1.9M
21.7K services$89.47/svc2.81x markup
99308Subsequent nursing facility visit, typically 15 minutes per day
$1.8M
29.9K services$60.60/svc2.49x markup
99309Subsequent nursing facility visit, typically 25 minutes per day
$655.3K
8.4K services$77.95/svc2.17x markup
99291Critical care delivery critically ill or injured patient, first 30-74 minutes
$427.2K
2.3K services$187.53/svc2.13x markup
99232Subsequent hospital inpatient care, typically 25 minutes per day
$408.1K
6.6K services$61.90/svc2.47x markup
99214Established patient office or other outpatient, visit typically 25 minutes
$402.6K
4.7K services$86.41/svc1.72x markup
99223Initial hospital inpatient care, typically 70 minutes per day
$368.7K
2.2K services$167.30/svc2.43x markup
99306Initial nursing facility visit, typically 45 minutes per day
$147.2K
1.0K services$143.07/svc1.71x markup
G0439Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit
$124.5K
953 services$130.63/svc1.37x markup
93922Ultrasound study of arteries of both arms and legs
$97.5K
1.5K services$66.96/svc2.27x markup
99213Established patient office or other outpatient visit, typically 15 minutes
$94.2K
1.6K services$58.81/svc1.72x markup
99239Hospital discharge day management, more than 30 minutes
$90.6K
979 services$92.57/svc1.62x markup
99497Advance care planning by the physician or other qualified health care professional
$79.3K
1.4K services$58.49/svc2.25x markup
99305Initial nursing facility visit, typically 35 minutes per day
$43.7K
392 services$111.57/svc1.80x markup
99292Critical care delivery critically ill or injured patient
$21.8K
225 services$97.08/svc2.06x markup
36410Insertion of needle into vein, patient 3 years or older
$21.5K
1.7K services$12.69/svc2.36x markup
99204New patient office or other outpatient visit, typically 45 minutes
$21.0K
167 services$125.90/svc1.59x markup
83518Analysis of substance using immunoassay technique⚠ 3.0x markup
$17.1K
1.7K services$9.88/svc3.04x markup
G0008Administration of influenza virus vaccine
$16.9K
650 services$25.99/svc1.89x markup
69210Removal of impact ear wax, one ear⚠ 5.2x markup
$13.6K
376 services$36.24/svc5.21x markup
Show detailed table ▾
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
99233Subsequent hospital inpatient care, typically 35 minutes per day21.7K$1.9M$89.472.81x
99308Subsequent nursing facility visit, typically 15 minutes per day29.9K$1.8M$60.602.49x
99309Subsequent nursing facility visit, typically 25 minutes per day8.4K$655.3K$77.952.17x
99291Critical care delivery critically ill or injured patient, first 30-74 minutes2.3K$427.2K$187.532.13x
99232Subsequent hospital inpatient care, typically 25 minutes per day6.6K$408.1K$61.902.47x
99214Established patient office or other outpatient, visit typically 25 minutes4.7K$402.6K$86.411.72x
99223Initial hospital inpatient care, typically 70 minutes per day2.2K$368.7K$167.302.43x
99306Initial nursing facility visit, typically 45 minutes per day1.0K$147.2K$143.071.71x
G0439Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit953$124.5K$130.631.37x
93922Ultrasound study of arteries of both arms and legs1.5K$97.5K$66.962.27x
99213Established patient office or other outpatient visit, typically 15 minutes1.6K$94.2K$58.811.72x
99239Hospital discharge day management, more than 30 minutes979$90.6K$92.571.62x
99497Advance care planning by the physician or other qualified health care professional1.4K$79.3K$58.492.25x
99305Initial nursing facility visit, typically 35 minutes per day392$43.7K$111.571.80x
99292Critical care delivery critically ill or injured patient225$21.8K$97.082.06x
36410Insertion of needle into vein, patient 3 years or older1.7K$21.5K$12.692.36x
99204New patient office or other outpatient visit, typically 45 minutes167$21.0K$125.901.59x
83518Analysis of substance using immunoassay technique1.7K$17.1K$9.883.04x
G0008Administration of influenza virus vaccine650$16.9K$25.991.89x
69210Removal of impact ear wax, one ear376$13.6K$36.245.21x

Markup Analysis

Charge-to-Payment Ratio

2.41x

This provider submits charges 2.41 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2.41x means for every $100 Medicare pays, this provider initially charges $241. This is higher than the national average.

Location

Marina Del Rey, CA

Provider Verification

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

Similar Providers

Other Internal Medicine providers in CA for peer comparison.

John Pack (you)
$6.9M
Aaron Jeng, MD, MPH
$45.6M
Richard Park, M.D.⚠️
$34.7M
Show detailed table ▾
ProviderLocationTotal PaymentsStatus
Aaron Jeng, MD, MPHSan Gabriel, CA$45.6M✓ Clear
Richard Park, M.D.Granada Hills, CA$34.7M⚠️ Flagged

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Data Sources

  • • Centers for Medicare & Medicaid Services (CMS)
  • • Medicare Provider Utilization and Payment Data (2014-2023)
  • • 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