Pharmacological treatment of apathy in Lewy body disorders: A systematic review (opens in a new tab)
Parkinsonism Relat Disord
Primary practice
Find Dr. Liu's professional email, personal email and mobile number
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Dr. Liu practices at Concord Medical Center in Concord, California, part of John Muir Health.
Dr. Liu's NPI, 1750674115, was assigned on May 18, 2011. Dr. Liu graduated from Touro University California - Vallejo in 2010. Dr. Liu holds Michigan license 5101019092.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Liu's primary practice is Concord Medical Center, at 2540 East St, Concord, CA 94520 in Contra Costa County. The practice phone is (925) 682-8200.
Source: Dmand AI Affiliation Data
Dr. Liu's primary practice is Concord Medical Center in Concord, California, part of John Muir Health. The medical group on file is Vituity. Dmand AI also links Dr. Liu to 2 more medical groups and 1 other site, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Liu practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Concord Medical Center | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Emergency medicine is Dr. Liu's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Liu is board certified in emergency medicine by the AOA Board of Emergency Medicine. Dr. Liu is licensed in Michigan.
Counts of emergency medicine physicians 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
CMS data shows 572 Medicare services from Dr. Liu across 4 procedure codes in 2024, for 478 Medicare patients. Medicare paid $75,358 for them. Every service was in a facility, such as a hospital, rather than an office.
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
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. Liu and other emergency medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
CMS counts 478 Medicare patients who saw Dr. Liu in 2024. The largest group is 65 to 74, with 167 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 50% are also on Medicaid. Their average risk score is 2.48, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Liu's median patient age at 42, with 55% women.
Share of Medicare patients with each condition. A patient can have several.
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Median age 42
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
In 2024, Dr. Liu wrote 238 Medicare Part D claims for 169 patients. 94% of them were for generic drugs. CMS names the drug for 123 of them, across 6 drugs with 11 or more claims each, at $837 in total drug cost. In 2023, CMS named 107 claims across 5 drugs.
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Drugs named by CMS: 6 in 2024, 5 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
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 97 out of 100 for Dr. Liu for performance year 2024, reported as part of a group.
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dmand AI links 1 paper to Dr. Liu in 2018. Dr. Liu's most frequent co-authors are Nabila A. Dahodwala, MD and Daniel Weintraub, MD.
Parkinsonism Relat Disord
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 emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
CMS Open Payments shows 1 general payment to Dr. Liu from 1 drug or device company in 2017. Food and beverage make up the largest share, 100% of the total. Medtronic USA, Inc. paid the most, $99.
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Liu graduated from Touro University California - Vallejo in 2010. Dr. Liu is a member of ACEP and AOA.
Source: Dmand AI Professional Profile Data
Dr. Liu is in network with 3 carriers, including United Healthcare, Blue Cross and Blue Shield of Kansas City and DentaQuest. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
Source: Dmand AI Insurance Network 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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 | Clinician Public Reporting: Overall MIPS Performance (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 |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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
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Dr. Jennifer Ca-Fen Liu's NPI number is 1750674115. It was assigned on May 18, 2011, and it is active in the NPI Registry.
Dr. Jennifer Ca-Fen Liu is an emergency medicine physician in Concord, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Dr. Liu practices at 2540 East St, Concord, CA 94520. Dr. Liu's primary practice is Concord Medical Center in Concord, California, part of John Muir Health. Dmand AI also links Dr. Liu to 2 medical groups and 1 other site.
The practice phone on file for Dr. Liu is (925) 682-8200.
Dr. Liu holds Michigan license 5101019092.
Dr. Liu practices at Concord Medical Center in Concord, California.
Dr. Liu is linked to Vituity. Dmand AI links Dr. Liu to 2 more medical groups.
Yes. CMS data shows Dr. Liu billed Medicare for 572 services in 2024.
Dr. Liu's MIPS final score for performance year 2024 is 97 out of 100, reported as part of a group.
CMS counts 478 Medicare patients who saw Dr. Liu in 2024, with an average age of 73.
Yes. Dr. Liu is board certified in emergency medicine by the AOA Board of Emergency Medicine.
In 2024, Dr. Liu's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and heart test or procedure (93010).
Dr. Liu graduated from Touro University California - Vallejo in 2010.
In 2024 Medicare Part D data, Dr. Liu's most prescribed drugs by claims were Cephalexin, Prednisone and Azithromycin.
CMS Open Payments shows $99 in general payments to Dr. Liu from 1 company from 2017 to 2017. The largest total came from Medtronic USA, Inc.
Dr. Liu graduated from medical school in 2010, 16 years ago.
Dmand AI links 1 publication to Dr. Liu.
Dr. Liu's most frequent co-authors are Nabila A. Dahodwala, MD (1 shared paper) and Daniel Weintraub, MD (1 shared paper).
Dr. Liu is in network with 3 carriers, including United Healthcare, Blue Cross and Blue Shield of Kansas City and DentaQuest. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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