Alvin Liao
- Part D claims, 2024
- 120
- Hospital affiliations
- 1
- Industry payments
- $17
- Medical groups
- 2
- Year NPI issued
- 2022
- Practice address
- 11500 Brookshire Avenue, Downey, CA 90241
- Practice phone
- Call (562) 904-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Alvin Liao's professional email, personal email and mobile number
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Alvin Liao is a physician assistant in Downey, California
Alvin Liao practices at PIH Health Downey Hospital in Downey, California, part of PIH Health.
Alvin Liao's NPI, 1598419004, was assigned on February 4, 2022.
- NPI
- 1598419004NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5395119531
- NPI enumeration date
- February 4, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (562) 904-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Alvin Liao practices at PIH Health Downey Hospital in Downey, California
Alvin Liao's primary practice is PIH Health Downey Hospital, at 11500 Brookshire Avenue, Downey, CA 90241 in Los Angeles County. The practice phone is (562) 904-5000.
- PIH Health Downey Hospital11500 Brookshire Avenue, Downey, CA 90241 · Los Angeles CountyPhone(562) 904-5000
Source: Dmand AI Affiliation Data
Alvin Liao is affiliated with 2 sites of care and 2 medical groups
Alvin Liao's primary practice is PIH Health Downey Hospital in Downey, California, part of PIH Health. The medical group on file is PIH Health Physicians. Dmand AI also links Alvin Liao to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Alvin Liao's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Alvin Liao practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| PIH Health Downey Hospital | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across PIH Health and 6.2K+ hospitals, with verified contacts in the same login.
Alvin Liao is one of 11,482 physician assistants in California
Physician assistant is Alvin Liao's primary specialty in the NPI Registry, under taxonomy code 363A00000X.
Specialties and state licenses
- Physician assistantPrimary
Physician assistants near Alvin Liao
Counts of physician assistants with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Alvin Liao's patients have a median age of 52
Across all payers, Dmand AI patient panel data puts Alvin Liao's median patient age at 52, with 58% women.
Alvin Liao's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women58%
- Men42%
Source: Dmand AI Patient Panel Data
Alvin Liao wrote 120 Medicare Part D claims in 2024
In 2024, Alvin Liao wrote 120 Medicare Part D claims for 53 patients. 100% of them were for generic drugs. CMS names the drug for 95 of them, across 4 drugs with 11 or more claims each, at $831 in total drug cost.
Alvin Liao's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Alvin Liao's Part D claims, 2024
- Opioids29%35 of 120 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Alvin Liao takes part in Medicare
Alvin Liao accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Alvin Liao received $17 in industry payments in 2025
CMS Open Payments shows 1 general payment to Alvin Liao from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $17.
Companies that paid Alvin Liao the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Alvin Liao's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Alvin Liao
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Alvin Liao's NPI number?
Alvin Liao's NPI number is 1598419004. It was assigned on February 4, 2022, and it is active in the NPI Registry.
What does Alvin Liao specialize in?
Alvin Liao is a physician assistant in Downey, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Alvin Liao practice?
Alvin Liao practices at 11500 Brookshire Avenue, Downey, CA 90241. Alvin Liao's primary practice is PIH Health Downey Hospital in Downey, California, part of PIH Health. Dmand AI also links Alvin Liao to 1 group practice or clinic and 1 medical group.
What is Alvin Liao's office phone number?
The practice phone on file for Alvin Liao is (562) 904-5000.
Which hospitals is Alvin Liao affiliated with?
Alvin Liao practices at PIH Health Downey Hospital in Downey, California.
What medical group is Alvin Liao part of?
Alvin Liao is linked to PIH Health Physicians. Dmand AI links Alvin Liao to 1 more medical group.
Does Alvin Liao accept Medicare?
Yes. CMS lists Alvin Liao as accepting Medicare assignment.
What drugs does Alvin Liao prescribe most?
In 2024 Medicare Part D data, Alvin Liao's most prescribed drugs by claims were Diclofenac Sodium, Hydrocodone-Acetaminophen and Meloxicam.
Has Alvin Liao received payments from drug or device companies?
CMS Open Payments shows $17 in general payments to Alvin Liao from 1 company from 2025 to 2025. The largest total came from Boston Scientific Corporation.
How long has Alvin Liao been practicing?
Alvin Liao graduated from medical school in 2022, 4 years ago.
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