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Dr. Elaine J. Chiu, MD
NPI1972513794PAC ID7214913680
- Medicare services, 2024
- 336
- Medicare patients, 2024
- 216
- Part D claims, 2024
- 256
- Publications
- 1
- MIPS score, 2024
- 97
- Practice address
- 520 West I St, Los Banos, CA 93635
- Practice phone
- Call (209) 826-0591
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chiu'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. Elaine J. Chiu is an emergency medicine physician in Los Banos, California
Dr. Chiu practices at Memorial Hospital Los Banos in Los Banos, California, part of Sutter Health.
Dr. Chiu's NPI, 1972513794, was assigned on August 8, 2006. Dr. Chiu graduated from UCSF School of Medicine in 1988. Dr. Chiu holds California license G66186.
NPI and contact details
- NPI
- 1972513794NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7214913680
- NPI enumeration date
- August 8, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (209) 826-0591
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Elaine J. Chiu practices at Memorial Hospital Los Banos in Los Banos, California
Dr. Chiu's primary practice is Memorial Hospital Los Banos, at 520 West I St, Los Banos, CA 93635 in Merced County. The practice phone is (209) 826-0591.
- Memorial Hospital Los Banos520 West I St, Los Banos, CA 93635 · Merced CountyPhone(209) 826-0591
Source: Dmand AI Affiliation Data
Dr. Elaine J. Chiu is affiliated with 2 sites of care and 2 medical groups
Dr. Chiu's primary practice is Memorial Hospital Los Banos in Los Banos, California, part of Sutter Health. The medical group on file is Vituity. Dmand AI also links Dr. Chiu to 1 more other site and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Elaine J. Chiu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chiu practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Memorial Hospital Los Banos | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Elaine J. Chiu is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Chiu's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Chiu is board certified in emergency medicine by the American Board of Emergency Medicine. Dr. Chiu is licensed in California.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
Emergency medicine physicians near Dr. Chiu
Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
7,423emergency medicine physicians in California
7emergency medicine physicians in Los Banos
6emergency medicine physicians at Memorial Hospital Los BanosSources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Elaine J. Chiu billed Medicare for 336 services in 2024
CMS data shows 336 Medicare services from Dr. Chiu across 4 procedure codes in 2024, for 216 Medicare patients. Medicare paid $30,763 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024336
Medicare patients216
Paid by Medicare$30,763
Procedure codes4
Dr. Chiu's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2662024: 22914%
- Tests and treatments
- 2023: 1172024: 1079%
Dr. Chiu compared with the California median for emergency medicine physicians, 2024
- Dr. Chiu
- California median
- Medicare services
- 336vs 26527% above
- Medicare patients
- 216vs 24311% below
- Part D claims
- 101vs 6263% above
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Chiu'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chiu 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. Elaine J. Chiu treated 216 Medicare patients in 2024, average age 73
CMS counts 216 Medicare patients who saw Dr. Chiu in 2024. The largest group is 65 to 74, with 81 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 53% are also on Medicaid. Their average risk score is 2.02, 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. Chiu's median patient age at 33, with 59% women.
Medicare patients, 2024216
Average age73
Average risk score2.02
Also on Medicaid53%
Dr. Chiu's Medicare patients by age, 2024
Dr. Chiu's Medicare patients by sex, 2024
- Women12056%
- Men9644%
Chronic conditions among Dr. Chiu's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes52%
- Ischemic heart disease42%
- Chronic kidney disease41%
- Arthritis38%
- Mood disorders34%
- Anxiety33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chiu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 33
Patient panel by sex, all payers
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Elaine J. Chiu wrote 256 Medicare Part D claims in 2024
In 2024, Dr. Chiu wrote 256 Medicare Part D claims for 139 patients. 96% of them were for generic drugs. CMS names the drug for 101 of them, across 5 drugs with 11 or more claims each, at $468 in total drug cost. In 2023, CMS named 118 claims across 5 drugs.
Part D claims, 2024256
Drugs named by CMS5
Total drug cost$468
Part D patients139
Dr. Chiu's Part D claims by kind of drug, 2024
- Generic247 claims96%
- Brand-name and other9 claims4%
Dr. Chiu'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. Chiu's Part D claims, 2024
- Opioids20%51 of 256 claims
- Antibiotics21%54 of 256 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: 1182024: 10114%
Drugs named by CMS: 5 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
Dr. Elaine J. Chiu scored 97 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 97 out of 100 for Dr. Chiu for performance year 2024, reported as part of a group. Dr. Chiu accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Chiu's MIPS scores, performance year 2024
- 97of 100Final score
- 90of 100Quality
- 40of 100Improvement Activities
- 78of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Elaine J. Chiu has 1 publication on record
Dmand AI links 1 paper to Dr. Chiu. Dr. Chiu's most frequent co-author is Serena Shaw Hu, MD.
Papers1
Dr. Chiu's most frequent co-authors
Recent publications by Dr. Chiu
See who Dr. Chiu researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chiu 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. Elaine J. Chiu received $580 in industry payments in 2016
CMS Open Payments shows 2 general payments to Dr. Chiu from 1 drug or device company in 2016. Consulting fees make up the largest share, 87% of the total. AstraZeneca Pharmaceuticals LP paid the most, $580.
General payments to Dr. Chiu by kind, 2016 to 2016
$580in total
- Consulting fees$50587%
- Food and beverage$7513%
Companies that paid Dr. Chiu the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Elaine J. Chiu graduated from UCSF School of Medicine
Dr. Chiu graduated from UCSF School of Medicine in 1988. Dr. Chiu is a member of ACEP.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Dr. Elaine J. Chiu accepts plans from 6 insurance carriers
Dr. Chiu is in network with 6 carriers, including United Healthcare, Aspirus Health Plan and Blue Cross and Blue Shield of Kansas City. PPO plans come from the most carriers, 3. Check the plan with the practice before a visit.
- United Healthcare
- Aspirus Health Plan
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- Elevance
- HCSC
Plan types Dr. Chiu accepts, by number of carriers
- PPO3
- Medicare2
- POS2
- EPO1
- HMO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Elaine J. Chiu'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)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
FAQ
Frequently asked questions about Dr. Elaine J. Chiu
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. Elaine J. Chiu's NPI number?
Dr. Elaine J. Chiu's NPI number is 1972513794. It was assigned on August 8, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Elaine J. Chiu?
Dr. Elaine J. Chiu is an emergency medicine physician in Los Banos, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Elaine J. Chiu practice?
Dr. Chiu practices at 520 West I St, Los Banos, CA 93635. Dr. Chiu's primary practice is Memorial Hospital Los Banos in Los Banos, California, part of Sutter Health. Dmand AI also links Dr. Chiu to 1 other site and 1 medical group.
What is Dr. Elaine J. Chiu's office phone number?
The practice phone on file for Dr. Chiu is (209) 826-0591.
What is Dr. Elaine J. Chiu's medical license number?
Dr. Chiu holds California license G66186.
Which hospitals is Dr. Elaine J. Chiu affiliated with?
Dr. Chiu practices at Memorial Hospital Los Banos in Los Banos, California.
What medical group is Dr. Elaine J. Chiu part of?
Dr. Chiu is linked to Vituity. Dmand AI links Dr. Chiu to 1 more medical group.
Does Dr. Elaine J. Chiu accept Medicare?
Yes. CMS data shows Dr. Chiu billed Medicare for 336 services in 2024, and Dr. Chiu accepts Medicare assignment.
What is Dr. Elaine J. Chiu's MIPS score?
Dr. Chiu's MIPS final score for performance year 2024 is 97 out of 100, reported as part of a group.
How many Medicare patients does Dr. Elaine J. Chiu see?
CMS counts 216 Medicare patients who saw Dr. Chiu in 2024, with an average age of 73.
Show 9 more questionsShow fewer questions
Is Dr. Elaine J. Chiu board certified?
Yes. Dr. Chiu is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Dr. Elaine J. Chiu bill to Medicare?
In 2024, Dr. Chiu's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).
Where did Dr. Elaine J. Chiu go to medical school?
Dr. Chiu graduated from UCSF School of Medicine in 1988.
What drugs does Dr. Elaine J. Chiu prescribe most?
In 2024 Medicare Part D data, Dr. Chiu's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Cephalexin and Amoxicillin-Clavulanate Potass.
Has Dr. Elaine J. Chiu received payments from drug or device companies?
CMS Open Payments shows $580 in general payments to Dr. Chiu from 1 company from 2016 to 2016. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Elaine J. Chiu been practicing?
Dr. Chiu graduated from medical school in 1988, 38 years ago.
Does Dr. Elaine J. Chiu do research?
Dmand AI links 1 publication to Dr. Chiu.
Who does Dr. Elaine J. Chiu publish with?
Dr. Chiu's most frequent co-authors are Serena Shaw Hu, MD (1 shared paper).
What insurance does Dr. Elaine J. Chiu accept?
Dr. Chiu is in network with 6 carriers, including United Healthcare, Aspirus Health Plan and Blue Cross and Blue Shield of Kansas City. PPO plans come from the most carriers, 3. Check the plan with the practice before a visit.
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