Physician

Sean L Johnston, M.D., PH.D.

According to 2025 Medicare claims, Sean Johnston, M.D., PH.D. (NPI: 1477581866) practices diagnostic radiology in the Hanford-Corcoran, CA market, with the plurality of this provider's patient population coming from Kings, CA. This provider's primary affiliated billing organization is HANFORD COMMUNITY HOSPITAL (NPI: 1538141627; TIN: 940535360) and primary practice location at 93230-5786. Johnston is affiliated with the Adventist Health Accountable Care, LLC (ACO ID: A3873), participating under the MSSP model.

Johnston's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 5,169 traditional Medicare patients, billed 9,931 HCPCS/CPT codes, and received $226,414 in Medicare payments. The top billing code was 72148 (Mri scan of lower spinal canal without contrast). No Open Payments records. 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 $147,659 to $226,414. 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	2,954	6,276	$147,659
2016	2,142	4,575	$131,090
2017	2,379	4,665	$90,174
2018	1,962	3,562	$72,854
2019	2,585	4,408	$90,695
2020	1,965	3,829	$115,897
2021	5,604	11,168	$280,281
2022	5,443	10,165	$243,227
2023	4,543	8,845	$219,090
2024	5,169	9,931	$226,414

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
72148	Mri scan of lower spinal canal without contrast	249	251	$92
70450	Ct scan head or brain without contrast	240	252	$26
77080	Dxa bone density measurement of hip, pelvis, spine	673	673	$9
71046	X-ray of chest, 2 views	332	343	$7
71045	X-ray of chest, 1 view	817	1,267	$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

No connected Open Payments records were found for this physician in General Payments, Research Payments, or Ownership / Investment Interests.

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FAQ

What Medicare data is available for Sean L. Johnston, M.D., PH.D.?

Tedicare shows public-source Medicare data for Sean L. Johnston, M.D., PH.D. (NPI 1477581866), 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 Sean L. Johnston, M.D., PH.D. have ACO affiliation data?

Sean L. Johnston, M.D., PH.D. is shown with ACO affiliation data for Adventist Health Accountable Care, LLC (MSSP, ACO ID A3873).

What billing organization is linked to Sean L. Johnston, M.D., PH.D.?

Sean L. Johnston, M.D., PH.D. is linked to HANFORD COMMUNITY HOSPITAL (billing NPI 1538141627) in the available physician profile data.

Does Sean L. Johnston, M.D., PH.D. have Open Payments data?

No connected Open Payments records are shown for this physician in the available General Payments, Research Payments, or Ownership / Investment Interests 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.