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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. Sheeba Mathai
๐Ÿ‘ฉโ€โš•๏ธ
NPIndividual

Sheeba Mathai, FNP-BC

NPI: 1477988475
Frisco, TX
5 years of data
Nurse Practitioner
$16.2M
Total Payments
18
Beneficiaries
1.4M
Services
2.03x
Markup Ratio

Peer Comparison

99th
percentile in specialty
This provider$16.2M
Specialty median$25.9K

๐Ÿ“‹ Key Findings

1Billed $16.2M over 5 years
22.03x markup ratio (above median)
3Risk score: 75 โ€” flagged for review
499th percentile in Nurse Practitioner by payments
51.1K services/day โ€” physically implausible
6Payments surged 159686% in 2023

โš ๏ธ Flagged for Review

Risk Score: 75
  • 1321x specialty median spending
  • 1148x specialty median beneficiaries
  • 6376x specialty median services
View Deep Dives โ†’Report Fraud โ†’

Statistical flag only โ€” not an accusation of fraud

โš ๏ธ This provider averages 1.1K services per working day โ€” physically unusual for an individual practitioner

Based on 1.4M total services over 5 years (250 working days/year). Learn about impossible service volumes โ†’

๐Ÿ”Ž Data Analysis

This provider's $16.2M in total Medicare payments ranks in the 99th percentile of Nurse Practitioner providers nationally.

Averaging 1.1K services per working day raises questions about billing patterns.

Medicare payments to this provider grew 625119% from 2015 to 2023.

100% of their billing comes from a single procedure code (K1034 โ€” Provision of covid-19 test, nonprescription self-administered and self-collected use, fda approved, authorized or cleared, one test count).

This provider has been statistically flagged with a risk score of 75/100. Statistical flags are not accusations of fraud.

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 159686% in 2023

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
2015$43.71$33.671.30x$10.04$2.6K773
2016$65.49$38.381.71x$27.11$3.0K774
2017$57.19$31.741.80x$25.45$1.4K452
2022$203.51$70.442.89x$133.07$10.1K1444
2023$23.88$11.772.03x$12.11$16.2M1.4M5

Top Procedures (10)

K1034Provision of covid-19 test, nonprescription self-administered and self-collected use, fda approved, authorized or cleared, one test count
$16.2M
1.4M services$11.76/svc2.03x markup
99214Established patient office or other outpatient visit, 30-39 minutes
$12.8K
168 services$76.00/svc2.83x markup
99213Established patient office or other outpatient visit, 20-29 minutesโš  4.4x markup
$8.1K
174 services$46.79/svc4.37x markup
99203New patient office or other outpatient visit, 30-44 minutes
$5.8K
92 services$62.59/svc2.35x markup
99490Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar monthโš  13.3x markup
$2.4K
70 services$34.33/svc13.28x markup
90662Vaccine for influenza for injection into muscle
$2.3K
58 services$38.86/svc1.12x markup
99204New patient office or other outpatient visit, 45-59 minutes
$1.4K
13 services$108.77/svc2.78x markup
G0008Administration of influenza virus vaccine
$1.1K
68 services$16.27/svc1.02x markup
99439Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar monthโš  15.9x markup
$917.80
39 services$23.53/svc15.87x markup
36415Insertion of needle into vein for collection of blood sample
$159.60
19 services$8.40/svc1.79x markup
Show detailed table โ–พ
CodeDescriptionServicesPaymentsAvg/ServiceMarkup
K1034Provision of covid-19 test, nonprescription self-administered and self-collected use, fda approved, authorized or cleared, one test count1.4M$16.2M$11.762.03x
99214Established patient office or other outpatient visit, 30-39 minutes168$12.8K$76.002.83x
99213Established patient office or other outpatient visit, 20-29 minutes174$8.1K$46.794.37x
99203New patient office or other outpatient visit, 30-44 minutes92$5.8K$62.592.35x
99490Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month70$2.4K$34.3313.28x
90662Vaccine for influenza for injection into muscle58$2.3K$38.861.12x
99204New patient office or other outpatient visit, 45-59 minutes13$1.4K$108.772.78x
G0008Administration of influenza virus vaccine68$1.1K$16.271.02x
99439Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month39$917.80$23.5315.87x
36415Insertion of needle into vein for collection of blood sample19$159.60$8.401.79x

Markup Analysis

Charge-to-Payment Ratio

2.03x

This provider submits charges 2.03 times higher than what Medicare actually pays.

What This Means

A markup ratio of 2.03x means for every $100 Medicare pays, this provider initially charges $203. This is higher than the national average.

Location

Frisco, TX

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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