Physician

Michael Johnson, M.D.

According to 2025 Medicare claims, Michael Johnson, M.D. (NPI: 1548203185) practices ophthalmology in the Charleston-North Charleston, SC market, with the plurality of this provider's patient population coming from Charleston, SC. This provider's primary affiliated billing organization is CHARLESTON NEUROSCIENCES INSTITUTE (NPI: 1225094600; TIN: 202359956) and primary practice location at 29902-6128.

Johnson's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 1,164 traditional Medicare patients, billed 24,794 HCPCS/CPT codes, and received $3,775,544 in Medicare payments. The top billing code was 67028 (Injection of drug into eye). Part D data shows 1,186 prescription claims across 323 beneficiaries totaling $50,295 in drug costs, led by Prednisolone Acetate (Prednisolone Acetate). Open Payments data shows 8 records totaling $14,568. 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 $566,721 to $3,775,544. Similarly, Part D prescription costs have moved from a lower plateau to a higher plateau, from $10,859 to $50,295. 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	1,950	12,224	$566,721
2016	1,996	11,728	$554,285
2017	1,974	12,547	$570,729
2018	2,015	11,373	$526,244
2019	1,897	11,636	$604,692
2020	1,084	6,515	$855,949
2021	791	10,888	$1,774,493
2022	941	10,725	$2,151,443
2023	1,063	13,971	$2,983,777
2024	1,164	24,794	$3,775,544

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	85	242	$10,859
2016	64	186	$10,478
2017	69	181	$12,527
2018	109	241	$28,601
2019	183	615	$86,487
2020	142	439	$63,811
2021	180	667	$54,094
2022	217	965	$69,995
2023	276	1,267	$87,733
2024	323	1,186	$50,295

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
67028	Injection of drug into eye	368	2,013	$94
92014	Established patient complete exam of visual system	630	770	$82
92012	Established patient problem focused exam of visual system	425	618	$68
92134	Imaging of retina	998	2,522	$29
92250	Photography of the retina	549	829	$28

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Prednisolone Acetate	Prednisolone Acetate	129	4,879	$6,676
Alphagan P	Brimonidine Tartrate	18	549	$4,874
Brimonidine Tartrate	Brimonidine Tartrate	270	14,340	$4,574
Latanoprost	Latanoprost	354	23,351	$3,499
Acetazolamide	Acetazolamide	25	1,003	$2,710

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.	7	$268	Regeneron Healthcare Solutions, Inc.
Research Payments	Reported research-related payment or transfer-of-value amount.	1	$14,300	EyePoint Pharmaceuticals US, Inc.
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 Michael Johnson, M.D.?

Tedicare shows public-source Medicare data for Michael Johnson, M.D. (NPI 1548203185), 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 Michael Johnson, 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 Michael Johnson, M.D.?

Michael Johnson, M.D. is linked to CHARLESTON NEUROSCIENCES INSTITUTE (billing NPI 1225094600) in the available physician profile data.

Does Michael Johnson, M.D. have Open Payments data?

Michael Johnson, M.D. has 8 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.