Physician

Alda Lui Tam, M.D.

According to 2025 Medicare claims, Alda Tam, M.D. (NPI: 1649283250) practices interventional radiology in the Houston-Pasadena-The Woodlands, TX market, with the plurality of this provider's patient population coming from Harris, TX. This provider's primary affiliated billing organization is PHYSICIANS REFERRAL SERVICE (NPI: 1073574810; TIN: 760273984) and primary practice location at 77030-4009.

Tam's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 179 traditional Medicare patients, billed 456 HCPCS/CPT codes, and received $30,721 in Medicare payments. The top billing code was 49180 (Needle biopsy of growth of abdominal cavity). Part D data shows 14 prescription claims across 12 beneficiaries totaling $32 in drug costs. Open Payments data shows 5 records totaling $500,389. 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 declined steadily, from $52,234 to $30,721. Similarly, Part D prescription costs started with an early spike, then settled into a lower baseline, moving from $163 to $32. 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	236	755	$52,234
2016	218	559	$36,224
2017	242	665	$40,298
2018	270	778	$48,396
2019	260	805	$51,126
2020	209	683	$45,214
2021	177	511	$32,742
2022	174	474	$32,823
2023	158	416	$28,053
2024	179	456	$30,721

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	N/R	N/R	N/R
2016	N/R	N/R	N/R
2017	N/R	12	$163
2018	N/R	11	$308
2019	N/R	N/R	N/R
2020	N/R	13	$116
2021	N/R	N/R	N/R
2022	N/R	N/R	N/R
2023	12	14	$76
2024	12	14	$32

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
49180	Needle biopsy of growth of abdominal cavity	22	22	$59
77012	Review by radiologist of ct guidance for needle placement	63	64	$53
76942	Ultrasonic guidance for needle placement	27	27	$24
99152	Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes	73	75	$10
71045	X-ray of chest, 1 view	20	45	$7

Top 5 Part D drugs in 2024

By total drug costs.

Part D summary data is connected for 2024, but public drug-level costs are not available, so a Top 5 by total drug costs cannot be shown.

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.	4	$389	Boston Scientific Corporation
Research Payments	Reported research-related payment or transfer-of-value amount.	1	$500,000	Boston Scientific Corporation
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 Alda Lui Tam, M.D.?

Tedicare shows public-source Medicare data for Alda Lui Tam, M.D. (NPI 1649283250), 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 Alda Lui Tam, 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 Alda Lui Tam, M.D.?

Alda Lui Tam, M.D. is linked to PHYSICIANS REFERRAL SERVICE (billing NPI 1073574810) in the available physician profile data.

Does Alda Lui Tam, M.D. have Open Payments data?

Alda Lui Tam, M.D. has 5 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.