Physician

Gregory C Hazen, MD

According to 2025 Medicare claims, Gregory Hazen, MD (NPI: 1174528863) practices ophthalmology in the Saginaw, MI market, with the plurality of this provider's patient population coming from Saginaw, MI. This provider's primary affiliated billing organization is ANDERSEN EYE ASSOCIATES, PLC (NPI: 1366402638; TIN: 341927192) and primary practice location at 48603-9435.

Hazen's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 472 traditional Medicare patients, billed 2,217 HCPCS/CPT codes, and received $233,796 in Medicare payments. The top billing code was 66821 (Removal of recurring cataract in lens capsule using a laser). Part D data shows 2,433 prescription claims across 812 beneficiaries totaling $273,258 in drug costs, led by Bromfenac Sodium (Bromfenac Sodium). 2021 DME data shows 12 claims. Open Payments data shows 1 records totaling $129. 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 higher plateau to a lower plateau, from $573,938 to $233,796. Concurrently, Part D prescription costs have changed little. In contrast, DME billing represents a smaller volume and changed little.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	976	6,500	$573,938
2016	1,010	7,033	$592,331
2017	961	5,390	$542,888
2018	890	4,486	$518,863
2019	854	4,122	$505,328
2020	643	3,093	$340,208
2021	646	3,029	$351,214
2022	608	2,912	$332,079
2023	511	2,231	$250,771
2024	472	2,217	$233,796

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	801	2,051	$268,524
2016	891	2,263	$305,309
2017	908	2,324	$350,710
2018	858	2,213	$338,488
2019	953	2,293	$341,477
2020	894	2,093	$259,620
2021	911	2,068	$245,906
2022	977	2,293	$268,403
2023	873	2,344	$302,345
2024	812	2,433	$273,258

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	78	78	$5,288
2016	40	40	$2,849
2017	31	31	$1,737
2018	23	23	$1,243
2019	31	31	$1,878
2020	N/R	N/R	N/R
2021	12	12	$622
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
66821	Removal of recurring cataract in lens capsule using a laser	95	95	$287
66984	Removal of cataract with insertion of prosthetic lens	277	509	$217
99204	New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	218	218	$97
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	105	105	$77
92136	Measurement of corneal curvature and depth of eye	199	331	$25

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Bromfenac Sodium	Bromfenac Sodium	468	18,097	$91,913
Besivance	Besifloxacin Hcl	299	7,357	$64,495
Prolensa	Bromfenac Sodium	70	2,593	$23,793
Prednisolone Acetate	Prednisolone Acetate	402	16,216	$12,041
Lumigan	Bimatoprost	23	1,530	$11,978

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.	1	$129	Carl Zeiss Meditec USA, Inc.
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

Explore More Providers

FAQ

What Medicare data is available for Gregory C. Hazen, MD?

Tedicare shows public-source Medicare data for Gregory C. Hazen, MD (NPI 1174528863), 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 C. Hazen, MD 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 C. Hazen, MD?

Gregory C. Hazen, MD is linked to ANDERSEN EYE ASSOCIATES, PLC (billing NPI 1366402638) in the available physician profile data.

Does Gregory C. Hazen, MD have Open Payments data?

Gregory C. Hazen, MD has 1 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.