Physician

James M Koberstein, MD

Obstetrics/gynecology Duluth, MN-WI The Duluth Clinic Ltd

According to 2025 Medicare claims, James M. Koberstein, MD (NPI: 1396785986) practices obstetrics/gynecology in the Duluth, MN-WI market, with the plurality of this provider's patient population coming from Douglas, WI. This provider's primary affiliated billing organization is The Duluth Clinic Ltd (NPI: 1245278209; TIN: ).

Koberstein's data goes back to 2012 and runs through 2026. For example, in 2019, this provider had 39 traditional Medicare patients, billed 58 HCPCS/CPT codes, and received $3,596 in Medicare payments. Part D data shows 37 prescription claims across 12 beneficiaries totaling $4,953 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	59	84	$6,857
2015	56	87	$5,029
2016	58	80	$4,821
2017	76	113	$6,318
2018	62	92	$4,666
2019	39	58	$3,596
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	Not reported for this year	Not reported for this year	Not reported for this year

10-Year Trend of Part D records

Prescription claims trend, with patients and drug cost in the table.

Year	Patients	Claims	Drug Cost
2014	25	50	$4,455
2015	25	57	$5,968
2016	18	67	$6,350
2017	27	53	$6,301
2018	18	48	$5,635
2019	12	37	$4,953
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	Not reported for this year	Not reported for this year	Not reported for this year

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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