Physician

Anna Hoekstra, M.D.

According to 2025 Medicare claims, Anna Hoekstra, M.D. (NPI: 1689693384) practices gynecologist/oncologist in the Kalamazoo-Portage, MI market, with the plurality of this provider's patient population coming from Kalamazoo, MI. This provider's primary affiliated billing organization is WEST MICHIGAN CANCER CENTER (NPI: 1447261730; TIN: 383061574) and primary practice location at 49007-3731.

Hoekstra's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 132 traditional Medicare patients, billed 567 HCPCS/CPT codes, and received $59,076 in Medicare payments. The top billing code was 99205 (New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more). Part D data shows 801 prescription claims across 161 beneficiaries totaling $603,349 in drug costs, led by Lynparza (Olaparib). Open Payments data shows 14 records totaling $253. 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 fallen sharply in recent years, from $359,506 to $59,076. In contrast, Part D prescription costs have risen steadily, from $26,804 to $603,349. 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	309	37,700	$359,506
2016	366	30,109	$434,571
2017	294	39,002	$450,172
2018	256	31,222	$420,009
2019	246	36,043	$360,959
2020	195	49,705	$465,284
2021	176	3,436	$92,131
2022	184	418	$78,572
2023	142	356	$56,041
2024	132	567	$59,076

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	142	430	$26,804
2016	183	534	$67,607
2017	151	487	$165,782
2018	132	371	$100,158
2019	114	451	$78,083
2020	117	479	$307,822
2021	124	434	$155,203
2022	132	383	$275,586
2023	152	594	$496,087
2024	161	801	$603,349

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
99205	New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	32	32	$165
99215	Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	34	54	$125
99443	Telephone medical discussion with physician, 21-30 minutes	20	23	$94
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	79	147	$88
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	73	166	$12

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Lynparza	Olaparib	19	570	$336,857
Megestrol Acetate	Megestrol Acetate	27	1,210	$1,725
Letrozole	Letrozole	54	2,447	$1,210
Prochlorperazine Maleate	Prochlorperazine Maleate	71	617	$1,040
Dexamethasone	Dexamethasone	49	1,197	$927

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.	14	$253	GlaxoSmithKline, 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 Anna Hoekstra, M.D.?

Tedicare shows public-source Medicare data for Anna Hoekstra, M.D. (NPI 1689693384), 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 Anna Hoekstra, 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 Anna Hoekstra, M.D.?

Anna Hoekstra, M.D. is linked to WEST MICHIGAN CANCER CENTER (billing NPI 1447261730) in the available physician profile data.

Does Anna Hoekstra, M.D. have Open Payments data?

Anna Hoekstra, M.D. has 14 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.