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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.
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Methodologyโ€ขDownload Data
  1. Home
  2. Providers
  3. Mary Dahl
๐Ÿงด
MDIndividual

Mary Dahl, MD

NPI: 1255414991
Monterey, CA
10 years of data
Dermatology
$4.0M
Total Payments
49.8K
Beneficiaries
73.0K
Services
2.4x
Markup Ratio

Peer Comparison

97th
percentile in specialty
This provider$4.0M
Specialty median$212.7K

๐Ÿ“‹ Key Findings

1Billed $4.0M over 10 years
22.4x markup ratio (above median)
397th percentile in Dermatology by payments
44 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $4.0M in total Medicare payments ranks in the 97th percentile of Dermatology providers nationally.

This provider's billing patterns fall within normal ranges for their specialty.

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$121.61$58.572.08x$63.04$350.3K6.7K4.8K
2015$118.81$57.682.06x$61.13$369.8K7.3K5.1K
2016$134.75$59.942.25x$74.81$380.7K7.4K5.0K
2017$132.98$63.032.11x$69.95$367.6K7.0K4.6K
2018$144.33$65.202.21x$79.13$387.5K7.3K5.0K
2019$155.63$72.192.16x$83.44$463.0K8.6K5.9K
2020$147.83$67.972.17x$79.86$373.1K6.5K5.0K
2021$149.74$71.932.08x$77.81$447.9K7.4K4.9K
2022$149.22$72.672.05x$76.55$434.0K7.4K4.8K
2023$158.37$68.852.30x$89.52$433.9K7.4K4.8K

Top Procedures (20)

17110Destruction of up to 14 skin growths
$1.3M
14.7K services$86.73/svc1.55x markup
99213Established patient office or other outpatient visit, typically 15 minutes
$980.2K
17.0K services$57.51/svc2.96x markup
99214Established patient office or other outpatient, visit typically 25 minutes
$562.1K
7.2K services$78.40/svc2.27x markup
17000Destruction of skin growthโš  3.3x markup
$526.9K
14.0K services$37.76/svc3.28x markup
99212Established patient office or other outpatient visit, typically 10 minutesโš  3.8x markup
$138.7K
3.8K services$36.10/svc3.82x markup
99203New patient office or other outpatient visit, typically 30 minutes
$113.3K
1.5K services$74.79/svc2.42x markup
11100Biopsy of single growth of skin and/or tissue
$92.9K
1.4K services$67.95/svc2.40x markup
11102Tangential biopsy of single skin lesion
$84.3K
1.3K services$63.42/svc2.84x markup
17004Destruction of 15 or more skin growths
$53.7K
427 services$125.65/svc1.59x markup
17003Destruction of 2-14 skin growths
$52.8K
9.8K services$5.38/svc2.79x markup
11104Punch biopsy of single skin lesion
$46.1K
441 services$104.59/svc1.86x markup
17262Destruction of malignant growth (1.1 to 2.0 centimeters) of trunk, arms, or legs
$17.4K
125 services$139.58/svc1.35x markup
11103Tangential biopsy of additional skin lesion
$13.1K
286 services$45.96/svc1.94x markup
10060Drainage of abscess
$9.2K
99 services$93.23/svc1.77x markup
17111Destruction of 15 or more skin growths
$7.7K
72 services$106.90/svc1.50x markup
11101Biopsy of each additional growth of skin and/or tissue
$7.4K
283 services$26.18/svc2.56x markup
69100Biopsy of earโš  3.2x markup
$7.1K
121 services$58.59/svc3.22x markup
99202New patient office or other outpatient visit, typically 20 minutesโš  3.1x markup
$5.9K
118 services$50.15/svc3.09x markup
11200Removal of up to and including 15 skin tags
$4.8K
97 services$49.41/svc2.20x markup
11105Punch biopsy of additional skin lesion
$3.3K
64 services$51.97/svc1.86x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
17110Destruction of up to 14 skin growths14.7K$1.3M$86.731.55x
99213Established patient office or other outpatient visit, typically 15 minutes17.0K$980.2K$57.512.96x
99214Established patient office or other outpatient, visit typically 25 minutes7.2K$562.1K$78.402.27x
17000Destruction of skin growth14.0K$526.9K$37.763.28x
99212Established patient office or other outpatient visit, typically 10 minutes3.8K$138.7K$36.103.82x
99203New patient office or other outpatient visit, typically 30 minutes1.5K$113.3K$74.792.42x
11100Biopsy of single growth of skin and/or tissue1.4K$92.9K$67.952.40x
11102Tangential biopsy of single skin lesion1.3K$84.3K$63.422.84x
17004Destruction of 15 or more skin growths427$53.7K$125.651.59x
17003Destruction of 2-14 skin growths9.8K$52.8K$5.382.79x
11104Punch biopsy of single skin lesion441$46.1K$104.591.86x
17262Destruction of malignant growth (1.1 to 2.0 centimeters) of trunk, arms, or legs125$17.4K$139.581.35x
11103Tangential biopsy of additional skin lesion286$13.1K$45.961.94x
10060Drainage of abscess99$9.2K$93.231.77x
17111Destruction of 15 or more skin growths72$7.7K$106.901.50x
11101Biopsy of each additional growth of skin and/or tissue283$7.4K$26.182.56x
69100Biopsy of ear121$7.1K$58.593.22x
99202New patient office or other outpatient visit, typically 20 minutes118$5.9K$50.153.09x
11200Removal of up to and including 15 skin tags97$4.8K$49.412.20x
11105Punch biopsy of additional skin lesion64$3.3K$51.971.86x

Markup Analysis

Charge-to-Payment Ratio

2.4x

This provider submits charges 2.4 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2.4x means for every $100 Medicare pays, this provider initially charges $240. This is higher than the national average.

Location

Monterey, 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 Dermatology providers in CA for peer comparison.

Mary Dahl (you)
$4.0M
Artur Henke, MD
$35.6M
Show detailed table โ–พ
ProviderLocationTotal PaymentsStatus
Artur Henke, MDRoseville, CA$35.6Mโœ“ Clear

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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.

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