Physician

Justin Christopher Kerstetter, M.D.

According to 2025 Medicare claims, Justin Kerstetter, M.D. (NPI: 1629241054) practices pathology in the Riverside-San Bernardino-Ontario, CA market, with the plurality of this provider's patient population coming from San Bernardino, CA. This provider's primary affiliated billing organization is JUSTIN C. KERSTETTER, M.D., INC. (NPI: 1477319101; TIN: 863963237) and primary practice location at 92373-4653.

Kerstetter's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 636 traditional Medicare patients, billed 2,682 HCPCS/CPT codes, and received $1,835,596 in Medicare payments. The top billing code was 88307 (Pathology examination of tissue using a microscope, moderately high complexity). 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 $129,346 to $1,835,596. 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	1,194	2,856	$129,346
2016	1,557	3,546	$171,439
2017	2,191	4,837	$230,762
2018	2,384	5,138	$247,565
2019	2,499	5,476	$253,500
2020	1,058	2,687	$129,867
2021	1,149	2,926	$142,272
2022	844	2,140	$89,887
2023	657	1,606	$62,792
2024	636	2,682	$1,835,596

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
88307	Pathology examination of tissue using a microscope, moderately high complexity	68	118	$64
88305	Pathology examination of tissue using a microscope, intermediate complexity	483	806	$45
88342	Special stained specimen slides to examine tissue, initial procedure	38	53	$27
88304	Pathology examination of tissue using a microscope, moderately low complexity	51	60	$17
88300	Pathology examination of tissue using a microscope, limited examination	46	48	$3

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 Justin Christopher Kerstetter, M.D.?

Tedicare shows public-source Medicare data for Justin Christopher Kerstetter, M.D. (NPI 1629241054), 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 Justin Christopher Kerstetter, M.D. have ACO affiliation data?

No ACO affiliation record is shown in the available Tedicare data for this profile.

What billing organization is linked to Justin Christopher Kerstetter, M.D.?

Justin Christopher Kerstetter, M.D. is linked to JUSTIN C. KERSTETTER, M.D., INC. (billing NPI 1477319101) in the available physician profile data.

Does Justin Christopher Kerstetter, M.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.