Physician

Aathi Lakshmi Mariappan, MD

Internal medicine Knoxville, TN Hospital Medicine Services Of Tennessee PC

According to 2025 Medicare claims, Aathi Lakshmi Mariappan, MD (NPI: 1023635224) practices internal medicine in the Knoxville, TN market, with the plurality of this provider's patient population coming from Anderson, TN. This provider's primary affiliated billing organization is Hospital Medicine Services Of Tennessee PC (NPI: 1528433802; TIN: ).

Mariappan's data goes back to 2012 and runs through 2026. For example, in 2023, this provider had 70 traditional Medicare patients, billed 239 HCPCS/CPT codes, and received $16,569 in Medicare payments. Part D data shows 117 prescription claims across 57 beneficiaries totaling $7,446 in drug costs. No Open Payments records.

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10-Year Trend of Part B billing

Medicare payment trend, with patients and services in the table.

Year	Patients	Services	Medicare Payment
2014	Not reported for this year	Not reported for this year	Not reported for this year
2015	Not reported for this year	Not reported for this year	Not reported for this year
2016	Not reported for this year	Not reported for this year	Not reported for this year
2017	Not reported for this year	Not reported for this year	Not reported for this year
2018	Not reported for this year	Not reported for this year	Not reported for this year
2019	Not reported for this year	Not reported for this year	Not reported for this year
2020	Not reported for this year	Not reported for this year	Not reported for this year
2021	Not reported for this year	Not reported for this year	Not reported for this year
2022	Not reported for this year	Not reported for this year	Not reported for this year
2023	70	239	$16,569

10-Year Trend of Part D records

Prescription claims trend, with patients and drug cost in the table.

Year	Patients	Claims	Drug Cost
2014	Not reported for this year	Not reported for this year	Not reported for this year
2015	Not reported for this year	Not reported for this year	Not reported for this year
2016	Not reported for this year	Not reported for this year	Not reported for this year
2017	Not reported for this year	Not reported for this year	Not reported for this year
2018	Not reported for this year	Not reported for this year	Not reported for this year
2019	Not reported for this year	Not reported for this year	Not reported for this year
2020	Not reported for this year	Not reported for this year	Not reported for this year
2021	Not reported for this year	24	$227
2022	Not reported for this year	16	$837
2023	57	117	$7,446

10-Year Trend of DME records

DME claim records trend, with patients and payment in the table.

No connected records

Top 5 Part B billing codes in 2023

By N of patients.

No connected Part B code-level records for 2023.

Top 5 Part D drugs in 2023

By N of patients.

No connected Part D drug-level records for 2023.

Top 5 DME in 2023

By N of patients.

No connected DME records for 2023.

Physician Data Export

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Part B billing, Part D prescribing, DME records, yearly summaries, source JSON, and source notes.

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