Transport
Tristan Transportation Company
Tristan Transportation Company was paid $3.70M by Medicaid between Jan 2018 and May 2023, across 2 billing codes. Its largest line is S0215, Non-emergency transportation; mileage, per mile — 96% of everything it billed.
33Billing provider infoTRISTAN TRANSPORTATION COMPANY
PHOENIX, AZ 85050
PHOENIX, AZ 85050
33aNPI1538487988assigned 05/10/2010
33bProvider typeNon-emergency Medical Transport (VAN)
28Total paid$3.70M
24GClaims22,819
24DCodes billed2
24AFirst – last monthJan 2018 – May 2023
Compared with peers
Next to other Non-emergency Medical Transport (VAN) providers in Arizona
Rank by total paid#43 of 108
Median peer was paid$2.51M
This provider vs. median1.5×
Peers share this provider's primary NPPES type and state. Size alone says nothing about billing quality: a big agency or a hospital system is expected to sit far above the median.
Auditor's notes
Automated statistical signals. Not evidence of fraud — how these are computed.
Single-Code Concentration96% of spending on code S0215 with only 2 total codes billed. Highly concentrated billing profile.
Box 24A · Dates of service
Paid by month
Paid that monthNov–Dec 2024: claims still arriving when the file was cut, so these months run low for every provider
By year, as a table
| Year | Claims | Paid | |
|---|---|---|---|
| 2018 | 9,268 | $1.23M | |
| 2019 | 7,154 | $1.06M | |
| 2020 | 2,170 | $455K | |
| 2021 | 1,996 | $451K | |
| 2022 | 1,755 | $397K | |
| 2023 | 476 | $110K |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| S0215 | Non-emergency transportation; mileage, per mile | 96% | 11,407 | 6,294 | $3.56M |
| A0120 | Non-emergency transportation: mini-bus, mountain area transports, or other transportation systems | 3.7% | 11,412 | 6,297 | $137K |
Claims and beneficiary counts add up across code × month rows, so one patient seen every month counts many times. Rows with fewer than 12 claims are suppressed by HHS, so small lines can be missing.
From NPPES
Who's on the registration
Authorized officialGROWRICH, DIANA (CEO)
Parent organizationTRISTAN TRANSPORTATION COMPANY