Physician

Christopher J Ronkar, MD

According to 2025 Medicare claims, Christopher Ronkar, MD (NPI: 1992810956) practices rheumatology in the Des Moines-West Des Moines, IA market, with the plurality of this provider's patient population coming from Polk, IA. This provider's primary affiliated billing organization is IOWA ARTHRITIS AND OSTEOPOROSIS CENTER PC (NPI: 1720462914; TIN: 473818676) and primary practice location at 50322-7356. Ronkar is affiliated with the Caravan Health ACO 50 LLC (ACO ID: A5160), Aledade 155 National MSSP (ACO ID: A5358), Main Street Rural Health Willow ACO LLC (ACO ID: A5404), Main Street Rural Health Dogwood ACO LLC (ACO ID: A5421), and CoreHealth Alliance LLC (ACO ID: A5645), participating under the MSSP model.

Ronkar's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 739 traditional Medicare patients, billed 107,730 HCPCS/CPT codes, and received $1,708,278 in Medicare payments. The top billing code was 99214 (Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more). Part D data shows 3,518 prescription claims across 431 beneficiaries totaling $1,207,038 in drug costs, led by Humira(Cf) Pen (Adalimumab). 2019 DME data shows 24 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 risen steadily, from $1,051,258 to $1,708,278. Similarly, Part D prescription costs have moved from a lower plateau to a higher plateau, from $542,734 to $1,207,038. 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	680	40,625	$1,051,258
2016	690	49,967	$1,102,655
2017	728	56,444	$1,249,242
2018	761	71,176	$1,505,643
2019	797	84,028	$1,734,034
2020	765	92,388	$1,573,300
2021	739	102,908	$1,678,956
2022	805	106,702	$1,588,729
2023	849	115,314	$1,664,433
2024	739	107,730	$1,708,278

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	375	3,850	$542,734
2016	396	3,768	$600,137
2017	377	3,567	$634,572
2018	403	3,744	$683,839
2019	443	3,796	$956,677
2020	436	3,779	$1,014,693
2021	406	3,634	$1,140,343
2022	422	3,508	$1,385,287
2023	411	3,362	$1,503,952
2024	431	3,518	$1,207,038

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	N/R	N/R	N/R
2017	N/R	N/R	N/R
2018	N/R	N/R	N/R
2019	N/R	24	$1,865
2020	N/R	N/R	N/R
2021	N/R	N/R	N/R
2022	N/R	N/R	N/R
2023	N/R	N/R	N/R
2024	N/R	N/R	N/R

* / # = 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
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	429	736	$81
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	316	470	$57
36415	Insertion of needle into vein for collection of blood sample	483	889	$9
82310	Calcium level, total	313	517	$5
82565	Blood creatinine level	450	825	$5

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Humira(Cf) Pen	Adalimumab	42	1,148	$439,946
Enbrel	Etanercept	42	1,148	$312,626
Hydroxychloroquine Sulfate	Hydroxychloroquine Sulfate	473	28,106	$14,573
Methotrexate	Methotrexate Sodium	324	16,218	$6,549
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	173	4,056	$5,690

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 Christopher J. Ronkar, MD?

Tedicare shows public-source Medicare data for Christopher J. Ronkar, MD (NPI 1992810956), 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 Christopher J. Ronkar, MD have ACO affiliation data?

Christopher J. Ronkar, MD is shown with ACO affiliation data for Caravan Health ACO 50 LLC (MSSP, ACO ID A5160), Aledade 155 National MSSP (MSSP, ACO ID A5358), Main Street Rural Health Willow ACO LLC (MSSP, ACO ID A5404), Main Street Rural Health Dogwood ACO LLC (MSSP, ACO ID A5421), and CoreHealth Alliance LLC (MSSP, ACO ID A5645).

What billing organization is linked to Christopher J. Ronkar, MD?

Christopher J. Ronkar, MD is linked to IOWA ARTHRITIS AND OSTEOPOROSIS CENTER PC (billing NPI 1720462914) in the available physician profile data.

Does Christopher J. Ronkar, MD 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.