Physician

Gregory Alan Christiansen, M.D.

According to 2025 Medicare claims, Gregory Christiansen, M.D. (NPI: 1831175629) practices ophthalmology 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 WOLFE CLINIC INC (NPI: 1477532174; TIN: 420954581) and primary practice location at 50266-7755.

Christiansen's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 1,311 traditional Medicare patients, billed 6,580 HCPCS/CPT codes, and received $532,919 in Medicare payments. The top billing code was 66984 (Removal of cataract with insertion of prosthetic lens). Part D data shows 13,156 prescription claims across 1,603 beneficiaries totaling $1,320,220 in drug costs, led by Rhopressa (Netarsudil Mesylate). DME data shows 29 claims. Open Payments data shows 33 records totaling $738. 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 $230,126 to $532,919. Similarly, Part D prescription costs have moved sharply higher in recent years, from $211,260 to $1,320,220. 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	501	2,336	$230,126
2016	492	2,414	$228,851
2017	489	2,222	$216,513
2018	459	1,906	$164,856
2019	427	1,668	$140,262
2020	453	1,540	$120,101
2021	436	1,517	$129,134
2022	1,058	3,932	$314,147
2023	1,312	6,640	$536,236
2024	1,311	6,580	$532,919

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	360	1,935	$211,260
2016	375	1,723	$243,775
2017	337	1,592	$235,912
2018	339	1,257	$191,975
2019	224	662	$98,261
2020	340	1,157	$133,461
2021	432	1,853	$188,973
2022	1,239	4,659	$505,941
2023	1,622	11,719	$1,462,929
2024	1,603	13,156	$1,320,220

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	N/R	N/R
2020	N/R	N/R	N/R
2021	N/R	N/R	N/R
2022	N/R	N/R	N/R
2023	17	17	$882
2024	27	29	$1,541

* / # = 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
66984	Removal of cataract with insertion of prosthetic lens	189	481	$206
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	861	1,164	$82
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	532	678	$58
92083	Exam of visual field with extended testing	938	1,156	$39
92133	Imaging of optic nerve	926	1,069	$22

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Rhopressa	Netarsudil Mesylate	793	28,590	$288,836
Lumigan	Bimatoprost	504	27,785	$262,660
Alphagan P	Brimonidine Tartrate	314	15,432	$139,581
Vyzulta	Latanoprostene Bunod	202	8,166	$82,002
Prolensa	Bromfenac Sodium	148	4,948	$50,868

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
V2020	Frames, purchases	N	27	29	$1,541

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	33	$738	Alcon Vision LLC
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 Gregory Alan Christiansen, M.D.?

Tedicare shows public-source Medicare data for Gregory Alan Christiansen, M.D. (NPI 1831175629), 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 Gregory Alan Christiansen, 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 Gregory Alan Christiansen, M.D.?

Gregory Alan Christiansen, M.D. is linked to WOLFE CLINIC INC (billing NPI 1477532174) in the available physician profile data.

Does Gregory Alan Christiansen, M.D. have Open Payments data?

Gregory Alan Christiansen, M.D. has 33 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.