Physician

Aaron M Birnbaum, MD

Internal medicine Cambridge-Newton-Framingham, MA Atrius Health Inc

According to 2025 Medicare claims, Aaron M. Birnbaum, MD (NPI: 1023645249) practices internal medicine in the Cambridge-Newton-Framingham, MA market, with the plurality of this provider's patient population coming from Middlesex, MA. This provider's primary affiliated billing organization is Atrius Health Inc (NPI: 1871639914; TIN: ).

Birnbaum's data goes back to 2012 and runs through 2026. For example, in 2023, this provider had 25 traditional Medicare patients, billed 96 HCPCS/CPT codes, and received $3,085 in Medicare payments. Part D data shows 395 prescription claims across 37 beneficiaries totaling $49,741 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	25	96	$3,085

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	12	28	$3,054
2021	55	264	$31,052
2022	40	313	$45,171
2023	37	395	$49,741

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

Download physician data with all billing codes (2014-2023)

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

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