Physician

Sarah Stassi, MD

According to 2025 Medicare claims, Sarah Stassi, MD (NPI: 1558521559) practices diagnostic radiology in the Santa Rosa-Petaluma, CA market, with the plurality of this provider's patient population coming from Sonoma, CA. This provider's primary affiliated billing organization is SUTTER BAY MEDICAL FOUNDATION (NPI: 1003267196; TIN: 941156581) and primary practice location at 95403-1671. Stassi is affiliated with the Sutter Medicare Direct (ACO ID: A5279), participating under the MSSP model.

Stassi's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 4,119 traditional Medicare patients, billed 37,390 HCPCS/CPT codes, and received $583,050 in Medicare payments. The top billing code was 74177 (Ct scan of abdomen and pelvis with contrast). Open Payments data shows 1 records totaling $20. You can download detailed data with all billing codes (2015-2024). For more recent data, please contact us.

Over the past 10 years, this provider's Medicare Part B carrier billing has moved sharply higher in recent years, from $170,658 to $583,050. Concurrently, this provider has fewer than 5 years of reported Part D prescription costs data, so a reliable trend cannot be assigned. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.

Part B Carrier Billing Trend

Medicare payment trend, with N of patients and claim lines in the table.

Year	Patients	Clm Lines	Payment
2015	4,419	6,778	$170,658
2016	4,291	6,973	$163,282
2017	4,172	6,487	$159,878
2018	4,917	7,822	$192,000
2019	6,078	10,293	$231,155
2020	4,474	7,055	$201,194
2021	4,887	7,583	$203,160
2022	4,024	12,987	$238,590
2023	3,381	24,796	$415,464
2024	4,119	37,390	$583,050

Part D Events Trend

Drug cost trend, with N of patients and prescription claims in the table.

No connected Part D records

DME Billing Trend

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

No connected DME records

* / # = suppressed by CMS; 0 = reported zero; N/R = not reported or blank.

Top 5 Part B carrier billing codes in 2024

By total payments.

Code	Description	Patients	Clm Lines	Total Payment
74177	Ct scan of abdomen and pelvis with contrast	474	502	$136
77080	Dxa bone density measurement of hip, pelvis, spine	571	572	$45
70450	Ct scan head or brain without contrast	276	289	$32
71046	X-ray of chest, 2 views	468	495	$22
71045	X-ray of chest, 1 view	802	987	$6

Top 5 Part D drugs in 2024

By total drug costs.

No connected Part D drug-level records for 2024.

Top 5 DME services in 2024

No connected or detailed DME service-level records for 2024.

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	1	$20	Hologic Sales and Service, LLC
Research Payments	Reported research-related payment or transfer-of-value amount.	0	$0	N/R
Ownership / Investment Interests	Reported value of ownership or investment interests.	0	$0	N/R

Explore More Providers

FAQ

What Medicare data is available for Sarah Stassi, MD?

Tedicare shows public-source Medicare data for Sarah Stassi, MD (NPI 1558521559), including provider identity, specialty, market context, Medicare Part B activity, Part D prescribing, DME records, Open Payments where available, billing organization details, and ACO affiliation signals where available. Profile data covers 2015-2024, with current attribution based on 2025 claims where available.

Does Sarah Stassi, MD have ACO affiliation data?

Sarah Stassi, MD is shown with ACO affiliation data for Sutter Medicare Direct (MSSP, ACO ID A5279).

What billing organization is linked to Sarah Stassi, MD?

Sarah Stassi, MD is linked to SUTTER BAY MEDICAL FOUNDATION (billing NPI 1003267196) in the available physician profile data.

Does Sarah Stassi, MD have Open Payments data?

Sarah Stassi, MD has 1 connected Open Payments records in the available 2024 summary data.

Can I download physician-level Medicare data from Tedicare?

Yes. Tedicare provides sample physician export data and paid custom physician data exports for research, planning, outreach, and market analysis. Exports can include physician profile fields, market and specialty context, billing organization details, ACO affiliation signals where available, and Medicare utilization data.