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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. James Williams
๐ŸŽ—๏ธ
MDIndividual

James Williams, MD

NPI: 1528040854
Columbia, SC
10 years of data
Gynecological Oncology
$4.8M
Total Payments
29.1K
Beneficiaries
92.7K
Services
3.73x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$4.8M
Specialty median$60.7K

๐Ÿ“‹ Key Findings

1Billed $4.8M over 10 years
23.73x markup ratio (above median)
399th percentile in Gynecological Oncology by payments
4Payments surged 52% in 2016
512 procedures with >3x markup
โœ“ No flags detected

๐Ÿ”Ž Data Analysis

This provider's $4.8M in total Medicare payments ranks in the 99th percentile of Gynecological Oncology 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

๐Ÿ“ˆ

Notable: Payments increased 52% in 2016

Year-over-year payment surges can indicate changes in practice volume, new services, or billing pattern shifts.

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$455.48$118.563.84x$336.92$394.2K9.0K2.5K
2015$398.88$104.273.83x$294.61$359.4K9.0K2.8K
2016$472.50$127.413.71x$345.09$544.9K8.9K3.0K
2017$468.94$135.533.46x$333.41$588.2K8.2K3.0K
2018$431.43$127.123.39x$304.31$771.1K10.9K3.4K
2019$415.55$136.693.04x$278.86$682.1K10.1K3.1K
2020$457.41$133.243.43x$324.17$618.9K10.0K2.9K
2021$488.43$117.304.16x$371.13$412.2K9.3K2.8K
2022$323.13$67.514.79x$255.62$235.7K8.3K2.8K
2023$289.80$61.374.72x$228.43$235.0K9.0K2.9K

Top Procedures (20)

J2505Injection, pegfilgrastim, 6 mg
$2.5M
805 services$3.1K/svc2.36x markup
96413Infusion of chemotherapy into a vein up to 1 hourโš  3.5x markup
$340.4K
3.5K services$98.52/svc3.55x markup
99213Established patient office or other outpatient visit, typically 15 minutes
$338.3K
6.8K services$49.90/svc1.82x markup
74177CT scan of abdomen and pelvis with contrastโš  12.2x markup
$226.1K
1.4K services$159.33/svc12.21x markup
99214Established patient office or other outpatient, visit typically 25 minutes
$199.7K
2.5K services$79.48/svc1.59x markup
86304Immunologic analysis for detection of tumor antigenโš  3.3x markup
$124.7K
5.3K services$23.75/svc3.28x markup
78815Nuclear medicine study with CT imaging skull base to mid-thighโš  4.7x markup
$109.3K
158 services$691.48/svc4.66x markup
99205New patient office or other outpatient visit, typically 60 minutes
$107.3K
716 services$149.88/svc2.21x markup
58571Abdominal removal of uterus (250 grams or less) with removal of tubes and/or ovaries using an endoscopeโš  3.4x markup
$87.7K
125 services$701.71/svc3.44x markup
85025Complete blood cell count (red cells, white blood cell, platelets), automated testโš  4.0x markup
$78.1K
9.0K services$8.69/svc4.03x markup
80048Blood test, basic group of blood chemicalsโš  6.5x markup
$76.1K
8.7K services$8.78/svc6.49x markup
96417Infusion of different chemotherapy drug or substance into a vein up to 1 hour
$67.4K
1.4K services$48.03/svc2.91x markup
96367Infusion into a vein for therapy prevention or diagnosis additional sequential infusion up to 1 hourโš  10.3x markup
$67.1K
3.0K services$22.28/svc10.32x markup
Q2050Injection, doxorubicin hydrochloride, liposomal, not otherwise specified, 10mg
$64.5K
222 services$290.68/svc2.84x markup
71260CT scan chest with contrastโš  14.0x markup
$58.6K
1.2K services$50.50/svc14.04x markup
80076Liver function blood test panelโš  5.3x markup
$46.1K
6.1K services$7.56/svc5.29x markup
96361Hydration infusion into a veinโš  17.9x markup
$40.6K
4.0K services$10.07/svc17.87x markup
36415Insertion of needle into vein for collection of blood sample
$36.7K
10.4K services$3.54/svc2.82x markup
A9552Fluorodeoxyglucose f-18 fdg, diagnostic, per study dose, up to 45 millicuries
$32.3K
164 services$196.73/svc2.80x markup
96415Infusion of chemotherapy into a veinโš  13.0x markup
$30.5K
1.4K services$21.51/svc13.02x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
J2505Injection, pegfilgrastim, 6 mg805$2.5M$3.1K2.36x
96413Infusion of chemotherapy into a vein up to 1 hour3.5K$340.4K$98.523.55x
99213Established patient office or other outpatient visit, typically 15 minutes6.8K$338.3K$49.901.82x
74177CT scan of abdomen and pelvis with contrast1.4K$226.1K$159.3312.21x
99214Established patient office or other outpatient, visit typically 25 minutes2.5K$199.7K$79.481.59x
86304Immunologic analysis for detection of tumor antigen5.3K$124.7K$23.753.28x
78815Nuclear medicine study with CT imaging skull base to mid-thigh158$109.3K$691.484.66x
99205New patient office or other outpatient visit, typically 60 minutes716$107.3K$149.882.21x
58571Abdominal removal of uterus (250 grams or less) with removal of tubes and/or ovaries using an endoscope125$87.7K$701.713.44x
85025Complete blood cell count (red cells, white blood cell, platelets), automated test9.0K$78.1K$8.694.03x
80048Blood test, basic group of blood chemicals8.7K$76.1K$8.786.49x
96417Infusion of different chemotherapy drug or substance into a vein up to 1 hour1.4K$67.4K$48.032.91x
96367Infusion into a vein for therapy prevention or diagnosis additional sequential infusion up to 1 hour3.0K$67.1K$22.2810.32x
Q2050Injection, doxorubicin hydrochloride, liposomal, not otherwise specified, 10mg222$64.5K$290.682.84x
71260CT scan chest with contrast1.2K$58.6K$50.5014.04x
80076Liver function blood test panel6.1K$46.1K$7.565.29x
96361Hydration infusion into a vein4.0K$40.6K$10.0717.87x
36415Insertion of needle into vein for collection of blood sample10.4K$36.7K$3.542.82x
A9552Fluorodeoxyglucose f-18 fdg, diagnostic, per study dose, up to 45 millicuries164$32.3K$196.732.80x
96415Infusion of chemotherapy into a vein1.4K$30.5K$21.5113.02x

Markup Analysis

Charge-to-Payment Ratio

3.73x

This provider submits charges 3.73 times higher than what Medicare actually pays.

What This Means

A markup ratio of 3.73x means for every $100 Medicare pays, this provider initially charges $373. This is higher than the national average.

Location

Columbia, SC

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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