Carcinoembryonic AntigenDisease ProgressionHaploinsufficiency
Dr. Jehnan Liu, MD, PhD
NPI1255694238PAC ID9931331972
- Medicare services, 2024
- 397
- Medicare patients, 2024
- 286
- Part D claims, 2024
- 218
- Publications
- 6
- Hospital affiliations
- 2
- Practice address
- 4501 Sand Creek Road, Antioch, CA 94531
- Practice phone
- Call (925) 813-6500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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. Jehnan Liu is an emergency medicine physician in Antioch, California
Dr. Liu practices at Antioch Medical Center in Antioch, California, part of Kaiser Permanente.
Dr. Liu's NPI, 1255694238, was assigned on June 24, 2012. Dr. Liu graduated from University of Toledo College of Medicine and Life Sciences in 2012. Dr. Liu holds California license A142010.
NPI and contact details
- NPI
- 1255694238NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9931331972
- NPI enumeration date
- June 24, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (925) 813-6500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jehnan Liu practices at Antioch Medical Center in Antioch, California
Dr. Liu's primary practice is Antioch Medical Center, at 4501 Sand Creek Road, Antioch, CA 94531 in Contra Costa County. The practice phone is (925) 813-6500.
- Antioch Medical Center4501 Sand Creek Road, Antioch, CA 94531 · Contra Costa CountyPhone(925) 813-6500
Source: Dmand AI Affiliation Data
Dr. Jehnan Liu is affiliated with 2 sites of care and 2 medical groups
Dr. Liu's primary practice is Antioch Medical Center in Antioch, California, part of Kaiser Permanente. Dr. Liu is also affiliated with Walnut Creek Medical Center. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Liu to 1 more medical group, named with a free account.
Walnut Creek Medical CenterThe Permanente Medical Group, Inc.1 medical groupName with a free account
See all 4 affiliations for Dr. LiuSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jehnan Liu's practice
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 |
|---|---|
| Antioch Medical Center | 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
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Dr. Jehnan Liu is one of 7,423 emergency medicine physicians in California
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 American Board of Emergency Medicine. Dmand AI has Dr. Liu's licenses on file in 2 states: California and Michigan.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
- Michigan license
Emergency medicine physicians near Dr. Liu
Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
7,423emergency medicine physicians in California61emergency medicine physicians in Antioch44emergency medicine physicians at Antioch Medical Center
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Jehnan Liu billed Medicare for 397 services in 2024
CMS data shows 397 Medicare services from Dr. Liu across 4 procedure codes in 2024, for 286 Medicare patients. Medicare paid $38,446 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024397
Medicare patients286
Paid by Medicare$38,446
Procedure codes4
Dr. Liu's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5002024: 28643%
- Tests and treatments
- 2023: 1632024: 11132%
Dr. Liu compared with the California median for emergency medicine physicians, 2024
- Dr. Liu
- California median
- Medicare services
- 397vs 26550% above
- Medicare patients
- 286vs 24318% above
- Part D claims
- 112vs 6281% above
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Liu's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Liu?
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
Dr. Jehnan Liu treated 286 Medicare patients in 2024, average age 73
CMS counts 286 Medicare patients who saw Dr. Liu in 2024. The largest group is 65 to 74, with 94 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 59% are also on Medicaid. Their average risk score is 2.58, 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 39, with 59% women.
Medicare patients, 2024286
Average age73
Average risk score2.58
Also on Medicaid59%
Dr. Liu's Medicare patients by age, 2024
Dr. Liu's Medicare patients by sex, 2024
- Women15855%
- Men12845%
Chronic conditions among Dr. Liu's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis54%
- Diabetes48%
- Mood disorders48%
- Depression44%
- Ischemic heart disease42%
- Anxiety40%
Share of Medicare patients with each condition. A patient can have several.
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 39
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jehnan Liu wrote 218 Medicare Part D claims in 2024
In 2024, Dr. Liu wrote 218 Medicare Part D claims for 169 patients. 94% of them were for generic drugs. CMS names the drug for 112 of them, across 4 drugs with 11 or more claims each, at $910 in total drug cost. In 2023, CMS named 63 claims across 3 drugs.
Part D claims, 2024218
Drugs named by CMS4
Total drug cost$910
Part D patients169
Dr. Liu's Part D claims by kind of drug, 2024
- Generic205 claims94%
- Brand-name and other13 claims6%
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
- Opioids18%39 of 218 claims
- Antibiotics51%111 of 218 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: 632024: 11278%
Drugs named by CMS: 4 in 2024, 3 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
How Dr. Jehnan Liu takes part in Medicare
Dr. Liu 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. Jehnan Liu has 6 publications on record
Dmand AI links 6 papers to Dr. Liu, published from 2014 to 2021. The most frequent topics are Mice, Inbred C57BL and Signal Transduction.
Papers6
Years published2014 to 2021
Dr. Liu's papers by year, 2014 to 2021
Topics Dr. Liu writes about most
- Mice, Inbred C57BL
- Signal Transduction
Recent publications by Dr. Liu
Diet, High-FatGene Expression RegulationLiver
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
Dr. Jehnan Liu received $63 in industry payments from 2016 to 2019
CMS Open Payments shows 4 general payments to Dr. Liu from 3 drug and device companies from 2016 to 2019. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $23.
General payments to Dr. Liu by program year, 2016 to 2019
Companies that paid Dr. Liu the most, 2016 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jehnan Liu graduated from University of Toledo College of Medicine and Life Sciences
Dr. Liu graduated from University of Toledo College of Medicine and Life Sciences in 2012.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Dr. Jehnan Liu accepts plans from 3 insurance carriers
Dr. Liu is in network with 3 carriers, including Excellus BlueCross BlueShield, Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 2. Check the plan with the practice before a visit.
- Excellus BlueCross BlueShield
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Liu accepts, by number of carriers
- EPO2
- HMO2
- Medicare2
- POS2
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Jehnan 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 | 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 | Doctors and Clinicians National Downloadable File (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
FAQ
Frequently asked questions about Dr. Jehnan 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. Jehnan Liu's NPI number?
Dr. Jehnan Liu's NPI number is 1255694238. It was assigned on June 24, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Jehnan Liu?
Dr. Jehnan Liu is an emergency medicine physician in Antioch, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Jehnan Liu practice?
Dr. Liu practices at 4501 Sand Creek Road, Antioch, CA 94531. Dr. Liu's primary practice is Antioch Medical Center in Antioch, California, part of Kaiser Permanente. Dmand AI also links Dr. Liu to 1 medical group.
What is Dr. Jehnan Liu's office phone number?
The practice phone on file for Dr. Liu is (925) 813-6500.
What is Dr. Jehnan Liu's medical license number?
Dr. Liu holds California license A142010, one of the licenses on file in 2 states.
Which states has Dr. Jehnan Liu been licensed in?
Dmand AI has state licenses on file for Dr. Liu in California (2016 to 2026) and Michigan (2012 to 2017).
Which hospitals is Dr. Jehnan Liu affiliated with?
Dr. Liu practices at Antioch Medical Center in Antioch, California. Dr. Liu is also affiliated with Walnut Creek Medical Center.
What medical group is Dr. Jehnan Liu part of?
Dr. Liu is linked to The Permanente Medical Group, Inc. Dmand AI links Dr. Liu to 1 more medical group.
Does Dr. Jehnan Liu accept Medicare?
Yes. CMS data shows Dr. Liu billed Medicare for 397 services in 2024, and Dr. Liu accepts Medicare assignment.
How many Medicare patients does Dr. Jehnan Liu see?
CMS counts 286 Medicare patients who saw Dr. Liu in 2024, with an average age of 73.
Show 8 more questionsShow fewer questions
Is Dr. Jehnan Liu board certified?
Yes. Dr. Liu is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Dr. Jehnan Liu bill to Medicare?
In 2024, Dr. Liu's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).
Where did Dr. Jehnan Liu go to medical school?
Dr. Liu graduated from University of Toledo College of Medicine and Life Sciences in 2012.
What drugs does Dr. Jehnan Liu prescribe most?
In 2024 Medicare Part D data, Dr. Liu's most prescribed drugs by claims were Cephalexin, Hydrocodone-Acetaminophen and Amoxicillin-Clavulanate Potass.
Has Dr. Jehnan Liu received payments from drug or device companies?
CMS Open Payments shows $63 in general payments to Dr. Liu from 3 companies from 2016 to 2019. The largest total came from Pfizer Inc.
How long has Dr. Jehnan Liu been practicing?
Dr. Liu graduated from medical school in 2012, 14 years ago.
Does Dr. Jehnan Liu do research?
Dmand AI links 6 publications to Dr. Liu, published from 2014 to 2021.
What insurance does Dr. Jehnan Liu accept?
Dr. Liu is in network with 3 carriers, including Excellus BlueCross BlueShield, Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 2. Check the plan with the practice before a visit.
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