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

Methodologyโ€ขDownload Data
  1. Home
  2. Providers
  3. Michael Tolwin
๐Ÿง 
MDIndividual

Michael Tolwin, M.D.

NPI: 1497797427
Culver City, CA
10 years of data
Psychiatry
$3.8M
Total Payments
19.5K
Beneficiaries
57.6K
Services
1.61x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$3.8M
Specialty median$36.7K

๐Ÿ“‹ Key Findings

1Billed $3.8M over 10 years
21.61x markup ratio
399th percentile in Psychiatry by payments
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $3.8M in total Medicare payments ranks in the 99th percentile of Psychiatry 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$138.53$87.831.58x$50.70$585.1K8.1K3.5K
2015$156.68$92.791.69x$63.89$358.2K5.1K1.8K
2016$148.15$91.921.61x$56.23$447.9K6.6K2.8K
2017$130.98$80.111.64x$50.87$389.5K6.0K2.3K
2018$136.87$79.391.72x$57.48$342.8K6.0K2.2K
2019$136.60$87.571.56x$49.03$273.8K4.5K1.6K
2020$138.73$83.701.66x$55.03$307.0K5.0K1.2K
2021$143.72$92.171.56x$51.55$344.7K4.9K1.3K
2022$152.81$89.901.70x$62.91$417.4K6.3K1.4K
2023$153.45$91.431.68x$62.02$350.1K5.1K1.6K

Top Procedures (20)

90833Psychotherapy, 30 minutes with patient and/or family member
$1.1M
19.5K services$54.18/svc1.60x markup
99213Established patient office or other outpatient visit, typically 15 minutes
$693.7K
11.0K services$62.87/svc1.74x markup
99232Subsequent hospital inpatient care, typically 25 minutes per day
$446.0K
7.4K services$60.62/svc1.41x markup
99233Subsequent hospital inpatient care, typically 35 minutes per day
$437.0K
5.0K services$87.51/svc1.44x markup
99223Initial hospital inpatient care, typically 70 minutes per day
$346.2K
2.1K services$162.70/svc1.54x markup
90792Psychiatric diagnostic evaluation with medical services
$264.8K
2.3K services$113.30/svc1.81x markup
99231Subsequent hospital inpatient care, typically 15 minutes per day
$140.2K
4.2K services$33.01/svc1.81x markup
99238Hospital discharge day management, 30 minutes or less
$83.1K
1.4K services$61.26/svc1.64x markup
99222Initial hospital inpatient care, typically 50 minutes per day
$67.4K
603 services$111.70/svc1.58x markup
99212Established patient office or other outpatient visit, typically 10 minutes
$38.5K
1.1K services$34.24/svc2.19x markup
99239Hospital discharge day management, more than 30 minutes
$35.9K
391 services$91.73/svc1.90x markup
99310Subsequent nursing facility visit, typically 35 minutes per day
$31.3K
277 services$112.87/svc1.34x markup
99309Subsequent nursing facility visit, typically 25 minutes per day
$31.1K
407 services$76.39/svc1.64x markup
99306Initial nursing facility visit, typically 45 minutes per day
$24.4K
181 services$134.86/svc1.32x markup
99308Subsequent nursing facility visit, typically 15 minutes per day
$19.3K
332 services$58.14/svc1.71x markup
99205New patient office or other outpatient visit, typically 60 minutes
$16.9K
108 services$156.23/svc1.44x markup
99336Established patient assisted living visit, typically 40 minutes
$14.9K
148 services$100.57/svc1.74x markup
99335Established patient assisted living visit, typically 25 minutes
$14.4K
210 services$68.46/svc1.46x markup
99307Subsequent nursing facility visit, typically 10 minutes per day
$12.9K
343 services$37.59/svc1.99x markup
99328New patient assisted living visit, typically 75 minutes
$10.4K
62 services$166.95/svc1.39x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
90833Psychotherapy, 30 minutes with patient and/or family member19.5K$1.1M$54.181.60x
99213Established patient office or other outpatient visit, typically 15 minutes11.0K$693.7K$62.871.74x
99232Subsequent hospital inpatient care, typically 25 minutes per day7.4K$446.0K$60.621.41x
99233Subsequent hospital inpatient care, typically 35 minutes per day5.0K$437.0K$87.511.44x
99223Initial hospital inpatient care, typically 70 minutes per day2.1K$346.2K$162.701.54x
90792Psychiatric diagnostic evaluation with medical services2.3K$264.8K$113.301.81x
99231Subsequent hospital inpatient care, typically 15 minutes per day4.2K$140.2K$33.011.81x
99238Hospital discharge day management, 30 minutes or less1.4K$83.1K$61.261.64x
99222Initial hospital inpatient care, typically 50 minutes per day603$67.4K$111.701.58x
99212Established patient office or other outpatient visit, typically 10 minutes1.1K$38.5K$34.242.19x
99239Hospital discharge day management, more than 30 minutes391$35.9K$91.731.90x
99310Subsequent nursing facility visit, typically 35 minutes per day277$31.3K$112.871.34x
99309Subsequent nursing facility visit, typically 25 minutes per day407$31.1K$76.391.64x
99306Initial nursing facility visit, typically 45 minutes per day181$24.4K$134.861.32x
99308Subsequent nursing facility visit, typically 15 minutes per day332$19.3K$58.141.71x
99205New patient office or other outpatient visit, typically 60 minutes108$16.9K$156.231.44x
99336Established patient assisted living visit, typically 40 minutes148$14.9K$100.571.74x
99335Established patient assisted living visit, typically 25 minutes210$14.4K$68.461.46x
99307Subsequent nursing facility visit, typically 10 minutes per day343$12.9K$37.591.99x
99328New patient assisted living visit, typically 75 minutes62$10.4K$166.951.39x

Markup Analysis

Charge-to-Payment Ratio

1.61x

This provider submits charges 1.61 times higher than what Medicare actually pays.

What This Means

A markup ratio of 1.61x means for every $100 Medicare pays, this provider initially charges $161. This is lower than the national average.

Location

Culver City, CA

Provider Verification

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

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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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