Physician

Charles William Gustav Eifrig, M.D.

According to 2025 Medicare claims, Charles Eifrig, M.D. (NPI: 1306812979) practices ophthalmology in the Anaheim-Santa Ana-Irvine, CA market, with the plurality of this provider's patient population coming from Orange, CA. This provider's primary affiliated billing organization is RETINA ASSOCIATES OF ORANGE COUNTY (NPI: 1114105384; TIN: 510665933) and primary practice location at 92653-3140.

Eifrig's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 1,339 traditional Medicare patients, billed 56,119 HCPCS/CPT codes, and received $2,880,534 in Medicare payments. The top billing code was 92014 (Established patient complete exam of visual system). Part D data shows 469 prescription claims across 134 beneficiaries totaling $24,611 in drug costs, led by Prolensa (Bromfenac Sodium). Open Payments data shows 80 records totaling $53,871. 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 changed little. Concurrently, Part D prescription costs have moved up and down with repeated peaks and valleys, starting at $24,523 and ending at $24,611. 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	974	13,532	$2,099,934
2016	1,048	15,103	$2,560,873
2017	1,167	16,656	$2,747,165
2018	1,164	17,636	$2,964,447
2019	1,167	19,543	$3,306,371
2020	1,034	17,075	$3,039,070
2021	1,109	17,535	$3,022,181
2022	1,188	19,645	$2,819,217
2023	1,224	34,934	$2,717,657
2024	1,339	56,119	$2,880,534

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	85	218	$24,523
2016	106	255	$33,362
2017	104	257	$35,318
2018	91	225	$19,881
2019	93	253	$27,971
2020	89	250	$31,851
2021	85	222	$23,445
2022	88	250	$24,327
2023	97	276	$17,611
2024	134	469	$24,611

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
92014	Established patient complete exam of visual system	1,033	1,456	$103
92012	Established patient problem focused exam of visual system	369	656	$78
92134	Imaging of retina	1,283	3,481	$35
92201	Extended exam of the back part of the eye with retinal drawing	435	573	$22
92202	Extended exam of the back part of the eye with optic nerve drawing	1,017	1,614	$13

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Prolensa	Bromfenac Sodium	21	643	$7,135
Prednisolone Acetate	Prednisolone Acetate	130	4,072	$3,732
Ketorolac Tromethamine	Ketorolac Tromethamine	157	4,538	$3,141
Difluprednate	Difluprednate	18	646	$1,936
Tobramycin-Dexamethasone	Tobramycin/Dexamethasone	63	1,355	$1,895

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.	80	$53,871	Genentech 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

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FAQ

What Medicare data is available for Charles William Gustav Eifrig, M.D.?

Tedicare shows public-source Medicare data for Charles William Gustav Eifrig, M.D. (NPI 1306812979), 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 Charles William Gustav Eifrig, 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 Charles William Gustav Eifrig, M.D.?

Charles William Gustav Eifrig, M.D. is linked to RETINA ASSOCIATES OF ORANGE COUNTY (billing NPI 1114105384) in the available physician profile data.

Does Charles William Gustav Eifrig, M.D. have Open Payments data?

Charles William Gustav Eifrig, M.D. has 80 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.