Physician

John Michael Tinjum, M.D.

According to 2025 Medicare claims, John Tinjum, M.D. (NPI: 1093953366) practices internal medicine in the Fargo, ND-MN market, with the plurality of this provider's patient population coming from Clay, MN. This provider's primary affiliated billing organization is SANFORD MEDICAL CENTER FARGO (NPI: 1184917924; TIN: 450226909) and primary practice location at 56560-7926. Tinjum is affiliated with the CoreHealth Alliance LLC (ACO ID: A5645), participating under the MSSP model.

Tinjum's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 705 traditional Medicare patients, billed 1,764 HCPCS/CPT codes, and received $94,015 in Medicare payments. The top billing code was 99495 (Transitional care management services for problem of at least moderate complexity). Part D data shows 14,325 prescription claims across 967 beneficiaries totaling $1,287,082 in drug costs, led by Eliquis (Apixaban). DME data shows 389 claims. 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 from a lower plateau to a higher plateau, from $25,494 to $94,015. Similarly, Part D prescription costs have risen steadily, from $39,543 to $1,287,082. For DME billing, reported payments rose steadily, from $605 to $54,143.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	213	272	$25,494
2016	436	901	$52,997
2017	515	1,014	$61,222
2018	566	1,125	$66,595
2019	743	1,440	$87,709
2020	725	1,342	$88,720
2021	811	1,418	$107,186
2022	833	1,402	$102,115
2023	790	1,299	$95,176
2024	705	1,764	$94,015

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	144	617	$39,543
2016	456	5,349	$332,712
2017	653	9,501	$671,465
2018	750	12,594	$946,604
2019	795	13,693	$997,439
2020	819	14,104	$1,045,561
2021	861	13,764	$1,123,028
2022	937	13,474	$1,296,183
2023	896	13,184	$1,461,278
2024	967	14,325	$1,287,082

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	N/R	N/R	N/R
2016	45	140	$7,252
2017	234	580	$24,965
2018	243	747	$22,200
2019	322	1,073	$50,252
2020	332	1,144	$66,615
2021	262	723	$31,516
2022	208	680	$43,902
2023	182	498	$41,240
2024	160	389	$29,598

* / # = 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
99495	Transitional care management services for problem of at least moderate complexity	48	50	$106
99215	Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	72	86	$102
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	434	588	$64
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	83	100	$39
G2211	Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	404	526	$11

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Eliquis	Apixaban	311	14,192	$265,438
Ozempic	Semaglutide	114	4,374	$141,197
Xarelto	Rivaroxaban	69	4,834	$87,389
Jardiance	Empagliflozin	70	4,471	$83,770
Januvia	Sitagliptin Phosphate	52	3,935	$68,493

Top 5 DME services in 2024

By Total Medicare Payment Amount.

HCPCS Code	HCPCS Description	Supplier Rental Indicator	Total Supplier Beneficiaries	Total Supplier Claims	Total Medicare Payment Amount
A4239	Supply allowance for non-adjunctive, non-implanted continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service	N	N/R	40	$17,480
E1390	Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate	Y	N/R	23	$2,406
A7030	Full face mask used with positive airway pressure device, each	N	13	22	$1,756
A7031	Face mask interface, replacement for full face mask, each	N	14	25	$1,605
A4604	Tubing with integrated heating element for use with positive airway pressure device	N	20	35	$1,258

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 John Michael Tinjum, M.D.?

Tedicare shows public-source Medicare data for John Michael Tinjum, M.D. (NPI 1093953366), 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 John Michael Tinjum, M.D. have ACO affiliation data?

John Michael Tinjum, M.D. is shown with ACO affiliation data for CoreHealth Alliance LLC (MSSP, ACO ID A5645).

What billing organization is linked to John Michael Tinjum, M.D.?

John Michael Tinjum, M.D. is linked to SANFORD MEDICAL CENTER FARGO (billing NPI 1184917924) in the available physician profile data.

Does John Michael Tinjum, 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.