Expert Rev Clin Pharmacol
Alzheimer DiseaseDepressionMental Disorders
Dr. Fred Xiang Peng Liu, MD
NPI1396277364
- Part D claims, 2024
- 738
- Publications
- 1
- Affiliated sites
- 1
- Medical groups
- 2
- Insurance carriers
- 3
- Practice address
- 441 N Lakeview Ave, Anaheim, CA 92807
- Practice phone
- Call (714) 279-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Southern California Permanente Medical Group
Anaheim, California
Find Dr. Liu'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.
Dr. Fred Xiang Peng Liu is a psychiatrist in Anaheim, California
Dr. Liu practices at Southern California Permanente Medical Group in Anaheim, California.
Dr. Liu's NPI, 1396277364, was assigned on March 29, 2017. Dr. Liu graduated from UC San Diego School of Medicine in 2017. Dr. Liu holds California license A158767.
NPI and contact details
- NPI
- 1396277364NPI Registry (opens in a new tab)
- NPI enumeration date
- March 29, 2017
- NPI status
- Active
- Practice phone
- (714) 279-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Fred Xiang Peng Liu practices at Southern California Permanente Medical Group in Anaheim, California
Dr. Liu's primary practice is Southern California Permanente Medical Group, at 441 N Lakeview Ave, Anaheim, CA 92807 in Orange County. The practice phone is (714) 279-4000.
- Southern California Permanente Medical Group441 N Lakeview Ave, Anaheim, CA 92807 · Orange CountyPhone(714) 279-4000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Fred Xiang Peng Liu is affiliated with 2 sites of care and 2 medical groups
Dr. Liu's primary practice is Southern California Permanente Medical Group in Anaheim, California. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Liu to 1 more group practice or clinic and 1 medical group, each named with a free account.
Southern California Permanente Medical GroupPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Fred Xiang Peng Liu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Liu practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Southern California Permanente Medical Group | 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
See the EHR and IT leaders at every site where Dr. Liu practices
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Fred Xiang Peng Liu is one of 6,803 psychiatrists in California
Psychiatry is Dr. Liu's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Liu is board certified in geriatric psychiatry by the American Board of Psychiatry and Neurology. Dr. Liu is licensed in California.
Specialties and state licenses
- Psychiatry, CaliforniaPrimary
Psychiatrists near Dr. Liu
Counts of psychiatrists 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. Fred Xiang Peng Liu's patients have a median age of 38
Across all payers, Dmand AI patient panel data puts Dr. Liu's median patient age at 38, with 55% women.
Dr. Liu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 38
Patient panel by sex, all payers
- Women55%
- Men45%
Source: Dmand AI Patient Panel Data
Dr. Fred Xiang Peng Liu wrote 738 Medicare Part D claims in 2024
In 2024, Dr. Liu wrote 738 Medicare Part D claims for 158 patients. 98% of them were for generic drugs. CMS names the drug for 612 of them, across 19 drugs with 11 or more claims each, at $13,856 in total drug cost. In 2023, CMS named 284 claims across 11 drugs.
Part D claims, 2024738
Drugs named by CMS19
Total drug cost$13,856
Part D patients158
Dr. Liu's Part D claims by kind of drug, 2024
- Generic725 claims98%
- Brand-name13 claims2%
Dr. Liu'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 Dr. Liu's Part D claims, 2024
- Antipsychotics, patients 65 and over20%145 of 738 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2842024: 612115%
Drugs named by CMS: 19 in 2024, 11 in 2023.
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
For MedTech and pharma teams
Find psychiatrists like Dr. Liu by procedure volume and prescribing
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Fred Xiang Peng Liu has 1 publication on record
Dmand AI links 1 paper to Dr. Liu in 2021. Dr. Liu's most frequent co-author is Anjan K. Ghosh, MD.
Papers1
Dr. Liu's most frequent co-authors
Recent publications by Dr. Liu
See who Dr. Liu researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Liu works with, so you can find a warm path to the right psychiatrists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Fred Xiang Peng Liu graduated from UC San Diego School of Medicine
Dr. Liu graduated from UC San Diego School of Medicine in 2017.
- Medical school
- Board certified in geriatric psychiatry
- Board certified in psychiatry
Source: Dmand AI Professional Profile Data
Dr. Fred Xiang Peng Liu accepts plans from 3 insurance carriers
Dr. Liu is in network with 3 carriers, including Kaiser Permanente, Molina and CMS Medicare. HMO plans come from the most carriers, 2. Check the plan with the practice before a visit.
- Kaiser Permanente
- Molina
- CMS Medicare
Plan types Dr. Liu accepts, by number of carriers
- HMO2
- Medicare2
- EPO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Fred Xiang Peng Liu'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Fred Xiang Peng Liu
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. Fred Xiang Peng Liu's NPI number?
Dr. Fred Xiang Peng Liu's NPI number is 1396277364. It was assigned on March 29, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Fred Xiang Peng Liu?
Dr. Fred Xiang Peng Liu is a psychiatrist in Anaheim, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Fred Xiang Peng Liu practice?
Dr. Liu practices at 441 N Lakeview Ave, Anaheim, CA 92807. Dr. Liu's primary practice is Southern California Permanente Medical Group in Anaheim, California. Dmand AI also links Dr. Liu to 1 group practice or clinic and 1 medical group.
What is Dr. Fred Xiang Peng Liu's office phone number?
The practice phone on file for Dr. Liu is (714) 279-4000.
What is Dr. Fred Xiang Peng Liu's medical license number?
Dr. Liu holds California license A158767.
What medical group is Dr. Fred Xiang Peng Liu part of?
Dr. Liu is linked to Southern California Permanente Medical Group. Dmand AI links Dr. Liu to 1 more medical group.
Is Dr. Fred Xiang Peng Liu board certified?
Yes. Dr. Liu is board certified in geriatric psychiatry by the American Board of Psychiatry and Neurology.
Where did Dr. Fred Xiang Peng Liu go to medical school?
Dr. Liu graduated from UC San Diego School of Medicine in 2017.
What drugs does Dr. Fred Xiang Peng Liu prescribe most?
In 2024 Medicare Part D data, Dr. Liu's most prescribed drugs by claims were Quetiapine Fumarate, Sertraline HCl and Mirtazapine.
How long has Dr. Fred Xiang Peng Liu been practicing?
Dr. Liu graduated from medical school in 2017, 9 years ago.
Show 3 more questionsShow fewer questions
Does Dr. Fred Xiang Peng Liu do research?
Dmand AI links 1 publication to Dr. Liu.
Who does Dr. Fred Xiang Peng Liu publish with?
Dr. Liu's most frequent co-authors are Anjan K. Ghosh, MD (1 shared paper).
What insurance does Dr. Fred Xiang Peng Liu accept?
Dr. Liu is in network with 3 carriers, including Kaiser Permanente, Molina and CMS Medicare. HMO plans come from the most carriers, 2. Check the plan with the practice before a visit.
Selling to psychiatry practices?
See psychiatrists in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card