Physician

James Lassiter Quertermous, M.D.

According to 2025 Medicare claims, James Quertermous, M.D. (NPI: 1184919508) practices micrographic dermatologic surgery in the Chicago-Naperville-Schaumburg, IL market, with the plurality of this provider's patient population coming from Du Page, IL. This provider's primary affiliated billing organization is BASKO DERMATOLOGY LLC (NPI: 1245716042; TIN: 830546572) and primary practice location at 60540-9998.

Quertermous' data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 634 traditional Medicare patients, billed 2,354 HCPCS/CPT codes, and received $662,177 in Medicare payments. The top billing code was 17311 (Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks). Part D data shows 99 prescription claims across 85 beneficiaries totaling $1,139 in drug costs, led by Cefadroxil (Cefadroxil). Open Payments data shows 11 records totaling $170. 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 risen steadily, from $47,028 to $662,177. In contrast, Part D prescription costs have declined steadily, from $75,632 to $1,139. 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	182	1,029	$47,028
2016	551	4,905	$212,846
2017	547	4,118	$164,174
2018	145	574	$120,807
2019	594	2,647	$620,964
2020	535	2,434	$612,016
2021	585	2,133	$585,370
2022	618	2,314	$626,689
2023	651	2,549	$721,751
2024	634	2,354	$662,177

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	153	368	$75,632
2016	221	497	$65,744
2017	196	437	$88,297
2018	42	105	$4,845
2019	101	143	$3,682
2020	98	143	$4,742
2021	73	101	$1,855
2022	73	87	$2,165
2023	93	121	$2,635
2024	85	99	$1,139

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
17311	Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks	485	644	$500
17312	Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks	269	451	$336
12032	Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm	115	124	$160
12052	Intermediate repair of wound of face, ears, eyelids, nose, lips, or mouth, 2.6-5.0 cm	116	124	$130
99212	Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	132	153	$42

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Cefadroxil	Cefadroxil	31	226	$149
Mupirocin	Mupirocin	19	320	$109
Doxycycline Hyclate	Doxycycline Hyclate	12	111	$74
Cephalexin	Cephalexin	11	36	$16

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.	11	$170	Regeneron Healthcare Solutions, Inc.
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

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FAQ

What Medicare data is available for James Lassiter Quertermous, M.D.?

Tedicare shows public-source Medicare data for James Lassiter Quertermous, M.D. (NPI 1184919508), 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 James Lassiter Quertermous, 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 James Lassiter Quertermous, M.D.?

James Lassiter Quertermous, M.D. is linked to BASKO DERMATOLOGY LLC (billing NPI 1245716042) in the available physician profile data.

Does James Lassiter Quertermous, M.D. have Open Payments data?

James Lassiter Quertermous, M.D. has 11 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.