Physician

Alex Eugene Studemeister, MD

According to 2025 Medicare claims, Alex Studemeister, MD (NPI: 1235171620) practices infectious disease in the San Jose-Sunnyvale-Santa Clara, CA market, with the plurality of this provider's patient population coming from Santa Clara, CA. This provider's primary affiliated billing organization is ALEX STUDEMEISTER MD INC A PROFESSIONAL MEDICAL CORPORATION (NPI: 1689068215; TIN: 453744232) and primary practice location at 95116-1603.

Studemeister's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 331 traditional Medicare patients, billed 1,208 HCPCS/CPT codes, and received $102,249 in Medicare payments. The top billing code was 99223 (Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes). Part D data shows 282 prescription claims across 27 beneficiaries totaling $389,060 in drug costs, led by Biktarvy (Bictegrav/Emtricit/Tenofov Ala). 2021 DME data shows 11 claims. Open Payments data shows 1 records totaling $28. 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 $242,284 to $102,249. Concurrently, Part D prescription costs have changed little. 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	504	2,222	$242,284
2016	665	2,627	$282,997
2017	799	2,851	$306,510
2018	515	2,321	$247,033
2019	552	2,353	$243,483
2020	423	1,679	$173,072
2021	547	2,218	$240,203
2022	295	1,151	$123,487
2023	320	1,424	$143,783
2024	331	1,208	$102,249

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	128	2,113	$527,823
2016	147	2,404	$569,107
2017	142	2,522	$582,644
2018	104	1,930	$551,889
2019	118	1,989	$521,959
2020	99	3,202	$509,613
2021	98	2,735	$517,601
2022	74	2,027	$467,997
2023	43	670	$404,306
2024	27	282	$389,060

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	11	$145
2021	N/R	11	$481
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
99223	Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	285	327	$134
99222	Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	38	41	$106
99232	Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	234	786	$64
99231	Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes	11	13	$40

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Biktarvy	Bictegrav/Emtricit/Tenofov Ala	59	2,070	$266,594
Tivicay	Dolutegravir Sodium	11	330	$56,621
Gabapentin	Gabapentin	51	487	$793
Simvastatin	Simvastatin	47	367	$380
Levofloxacin	Levofloxacin	15	396	$331

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	$28	Insmed, 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 Alex Eugene Studemeister, MD?

Tedicare shows public-source Medicare data for Alex Eugene Studemeister, MD (NPI 1235171620), 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 Alex Eugene Studemeister, 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 Alex Eugene Studemeister, MD?

Alex Eugene Studemeister, MD is linked to ALEX STUDEMEISTER MD INC A PROFESSIONAL MEDICAL CORPORATION (billing NPI 1689068215) in the available physician profile data.

Does Alex Eugene Studemeister, MD have Open Payments data?

Alex Eugene Studemeister, 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.