Physician

Mathew Hernandez, MD

According to 2025 Medicare claims, Mathew Hernandez, MD (NPI: 1790892321) practices internal medicine 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 SUTTER BAY MEDICAL FOUNDATION (NPI: 1013950807; TIN: 941156581) and primary practice location at 94040-2833. Hernandez is affiliated with the Sutter Medicare Direct (ACO ID: A5279), participating under the MSSP model.

Hernandez's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 11,711 traditional Medicare patients, billed 37,848 HCPCS/CPT codes, and received $3,072,432 in Medicare payments. The top billing code was 91322 (Sarscov2 vac 50 mcg/0.5ml im). Part D data shows 417 prescription claims across 49 beneficiaries totaling $21,597 in drug costs, led by Losartan Potassium (Losartan Potassium). Open Payments data shows 1 records totaling $51. 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 $18,309 to $3,072,432. In contrast, Part D prescription costs started with an early spike, then settled into a lower baseline, moving from $73,150 to $21,597. For DME billing, this smaller-volume category moved sharply higher in recent years, from $402 to $2,009.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	56	2,807	$18,309
2016	49	1,917	$9,658
2017	64	147	$11,010
2018	39	80	$6,781
2019	29	56	$6,049
2020	35	77	$7,479
2021	29	64	$7,054
2022	43	84	$9,055
2023	37	68	$7,753
2024	11,711	37,848	$3,072,432

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	136	1,004	$73,150
2016	78	615	$35,371
2017	68	540	$25,435
2018	49	454	$28,748
2019	45	352	$26,602
2020	42	343	$25,856
2021	45	374	$28,999
2022	49	417	$22,096
2023	45	445	$20,679
2024	49	417	$21,597

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
91322	Sarscov2 vac 50 mcg/0.5ml im	8,611	9,619	$155
90653	Influenza vaccine, inactivated	8,705	8,711	$82
90480	Admn sarscov2 vacc 1 dose	8,611	9,619	$51
G0008	Administration of influenza virus vaccine	9,102	9,109	$38
90656	Influenza vaccine, trivalent, split virus, preservative-free, 0.5 ml dosage	504	504	$22

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Losartan Potassium	Losartan Potassium	39	3,111	$406
Atorvastatin Calcium	Atorvastatin Calcium	50	4,320	$344
Amlodipine Besylate	Amlodipine Besylate	23	2,080	$336
Tamsulosin Hcl	Tamsulosin Hcl	11	990	$212
Metformin Hcl Er	Metformin Hcl	16	1,440	$199

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	$51	AstraZeneca Pharmaceuticals LP
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 Mathew Hernandez, MD?

Tedicare shows public-source Medicare data for Mathew Hernandez, MD (NPI 1790892321), 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 Mathew Hernandez, MD have ACO affiliation data?

Mathew Hernandez, MD is shown with ACO affiliation data for Sutter Medicare Direct (MSSP, ACO ID A5279).

What billing organization is linked to Mathew Hernandez, MD?

Mathew Hernandez, MD is linked to SUTTER BAY MEDICAL FOUNDATION (billing NPI 1013950807) in the available physician profile data.

Does Mathew Hernandez, MD have Open Payments data?

Mathew Hernandez, 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.