Ellen Liao, PA-C
- Part D claims, 2024
- 335
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2008
- Practice address
- 1001 Potrero Avenue, San Francisco, CA 94110
- Practice phone
- Call (415) 206-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Ellen Liao's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Ellen Liao is a physician assistant in San Francisco, California
Ellen Liao practices at Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California, part of City and County of San Francisco, CA.
Ellen Liao's NPI, 1417129156, was assigned on April 1, 2008. Ellen Liao graduated from Mercy College in 2007. Ellen Liao holds California license PA19453.
- NPI
- 1417129156NPI Registry (opens in a new tab)
- NPI enumeration date
- April 1, 2008
- NPI status
- Active
- Practice phone
- (415) 206-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Ellen Liao practices at Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California
Ellen Liao's primary practice is Zuckerberg San Francisco General Hospital and Trauma Center, at 1001 Potrero Avenue, San Francisco, CA 94110 in San Francisco County. The practice phone is (415) 206-8000.
- Zuckerberg San Francisco General Hospital and Trauma Center1001 Potrero Avenue, San Francisco, CA 94110 · San Francisco CountyPhone(415) 206-8000
Source: Dmand AI Affiliation Data
Ellen Liao is affiliated with 2 sites of care and 1 medical group
Ellen Liao's primary practice is Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California, part of City and County of San Francisco, CA. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Ellen Liao to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Ellen Liao's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Ellen Liao practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Zuckerberg San Francisco General Hospital and Trauma Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Ellen Liao is one of 11,482 physician assistants in California
Physician assistant is Ellen Liao's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Ellen Liao is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Ellen Liao is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Physician assistants near Ellen 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
Ellen Liao's patients have a median age of 67
Across all payers, Dmand AI patient panel data puts Ellen Liao's median patient age at 67, with 58% women.
Ellen 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 67
Patient panel by sex, all payers
- Women58%
- Men42%
Source: Dmand AI Patient Panel Data
Ellen Liao wrote 335 Medicare Part D claims in 2024
In 2024, Ellen Liao wrote 335 Medicare Part D claims for 117 patients. 94% of them were for generic drugs. CMS names the drug for 289 of them, across 5 drugs with 11 or more claims each, at $5,629 in total drug cost.
Ellen Liao's Part D claims by kind of drug, 2024
- Generic315 claims94%
- Brand-name20 claims6%
Ellen 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 Ellen Liao's Part D claims, 2024
- Opioids28%93 of 335 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
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Ellen Liao graduated from Mercy College
Ellen Liao graduated from Mercy College in 2007. Ellen Liao is a member of AAPA.
- Medical school
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Ellen 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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 Ellen 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 Ellen Liao's NPI number?
Ellen Liao's NPI number is 1417129156. It was assigned on April 1, 2008, and it is active in the NPI Registry.
What does Ellen Liao specialize in?
Ellen Liao is a physician assistant in San Francisco, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Ellen Liao practice?
Ellen Liao practices at 1001 Potrero Avenue, San Francisco, CA 94110. Ellen Liao's primary practice is Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California, part of City and County of San Francisco, CA. Dmand AI also links Ellen Liao to 1 group practice or clinic.
What is Ellen Liao's office phone number?
The practice phone on file for Ellen Liao is (415) 206-8000.
What is Ellen Liao's medical license number?
Ellen Liao holds California license PA19453.
Which hospitals is Ellen Liao affiliated with?
Ellen Liao practices at Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California.
What medical group is Ellen Liao part of?
Ellen Liao is linked to The Permanente Medical Group, Inc.
Is Ellen Liao board certified?
Yes. Ellen Liao is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
Where did Ellen Liao go to medical school?
Ellen Liao graduated from Mercy College in 2007.
What drugs does Ellen Liao prescribe most?
In 2024 Medicare Part D data, Ellen Liao's most prescribed drugs by claims were Oxycodone HCl, Ondansetron ODT and Meloxicam.
How long has Ellen Liao been practicing?
Ellen Liao graduated from medical school in 2007, 19 years ago.
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