Dr. Xin Amy Liao, MD
- Medicare services, 2019
- 291
- Part D claims, 2023
- 32
- Hospital affiliations
- 1
- Industry payments
- $264
- Medical group
- 1
- Practice address
- 1100 Veterans Boulevard, Redwood City, CA 94063
- Practice phone
- Call (650) 299-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Liao's professional email, personal email and mobile number
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Dr. Xin Amy Liao is an internist in Redwood City, California
Dr. Liao practices at Redwood City Medical Center in Redwood City, California, part of Kaiser Permanente.
Dr. Liao's NPI, 1245659598, was assigned on April 15, 2014. Dr. Liao graduated from Carver College of Medicine in 2014. Dr. Liao holds California license A141361.
- NPI
- 1245659598NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5597024596
- NPI enumeration date
- April 15, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (650) 299-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Xin Amy Liao practices at Redwood City Medical Center in Redwood City, California
Dr. Liao's primary practice is Redwood City Medical Center, at 1100 Veterans Boulevard, Redwood City, CA 94063 in San Mateo County. The practice phone is (650) 299-2000.
- Redwood City Medical Center1100 Veterans Boulevard, Redwood City, CA 94063 · San Mateo CountyPhone(650) 299-2000
Source: Dmand AI Affiliation Data
Dr. Xin Amy Liao is affiliated with 1 site of care and 1 medical group
Dr. Liao's primary practice is Redwood City Medical Center in Redwood City, California, part of Kaiser Permanente. The medical group on file is The Permanente Medical Group, Inc.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Xin Amy Liao's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Liao practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Redwood City Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Xin Amy Liao is one of 16,751 internists in California
Internal medicine is Dr. Liao's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Liao is board certified in internal medicine by the American Board of Internal Medicine. Dr. Liao is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Liao
Counts of internists 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
Dr. Xin Amy Liao billed Medicare for 291 services in 2019
CMS data shows 291 Medicare services from Dr. Liao across 5 procedure codes in 2019. Medicare paid $26,591 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Liao's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 6562019: 27758%
- Other services
- 2018: 212019: 1433%
Dr. Liao compared with the California median for internists, 2019
- Dr. Liao
- California median
- Medicare services
- 291vs 36119% below
- Part D claims
- 32vs 42192% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Liao's most billed Medicare procedure codes, 2019
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Liao and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Xin Amy Liao's patients have a median age of 67
Across all payers, Dmand AI patient panel data puts Dr. Liao's median patient age at 67, with 50% women.
Dr. 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
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. Xin Amy Liao wrote 32 Medicare Part D claims in 2023
In 2023, Dr. Liao wrote 32 Medicare Part D claims. Every claim was for a generic drug. They cover 2 drugs, with $810 in total drug cost. In 2022, CMS named 183 claims across 12 drugs.
Dr. Liao's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 1832023: 3283%
Drugs named by CMS: 2 in 2023, 12 in 2022.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
How Dr. Xin Amy Liao takes part in Medicare
Dr. 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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Dr. Xin Amy Liao received $264 in industry payments from 2022 to 2024
CMS Open Payments shows 3 general payments to Dr. Liao from 3 drug and device companies from 2022 to 2024. Food and beverage make up the largest share, 100% of the total. Horizon Pharma plc paid the most, $122.
General payments to Dr. Liao by program year, 2022 to 2024
Companies that paid Dr. Liao the most, 2022 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Xin Amy Liao graduated from Carver College of Medicine
Dr. Liao graduated from Carver College of Medicine in 2014.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Sources for Dr. Xin Amy 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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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) |
| 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) |
| 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 Dr. Xin Amy 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 Dr. Xin Amy Liao's NPI number?
Dr. Xin Amy Liao's NPI number is 1245659598. It was assigned on April 15, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Xin Amy Liao?
Dr. Xin Amy Liao is an internist in Redwood City, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Xin Amy Liao practice?
Dr. Liao practices at 1100 Veterans Boulevard, Redwood City, CA 94063. Dr. Liao's primary practice is Redwood City Medical Center in Redwood City, California, part of Kaiser Permanente.
What is Dr. Xin Amy Liao's office phone number?
The practice phone on file for Dr. Liao is (650) 299-2000.
What is Dr. Xin Amy Liao's medical license number?
Dr. Liao holds California license A141361.
Which hospitals is Dr. Xin Amy Liao affiliated with?
Dr. Liao practices at Redwood City Medical Center in Redwood City, California.
What medical group is Dr. Xin Amy Liao part of?
Dr. Liao is linked to The Permanente Medical Group, Inc.
Does Dr. Xin Amy Liao accept Medicare?
Yes. CMS data shows Dr. Liao billed Medicare for 291 services in 2019, and Dr. Liao accepts Medicare assignment.
Is Dr. Xin Amy Liao board certified?
Yes. Dr. Liao is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Xin Amy Liao bill to Medicare?
In 2019, Dr. Liao's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99223).
Show 4 more questionsShow fewer questions
Where did Dr. Xin Amy Liao go to medical school?
Dr. Liao graduated from Carver College of Medicine in 2014.
What drugs does Dr. Xin Amy Liao prescribe most?
In 2023 Medicare Part D data, Dr. Liao's most prescribed drugs by claims were Hydralazine HCl and Metoprolol Tartrate.
Has Dr. Xin Amy Liao received payments from drug or device companies?
CMS Open Payments shows $264 in general payments to Dr. Liao from 3 companies from 2022 to 2024. The largest total came from Horizon Pharma plc.
How long has Dr. Xin Amy Liao been practicing?
Dr. Liao graduated from medical school in 2014, 12 years ago.
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