Dr. Jiwu Sun, MD
- Medicare services, 2024
- 945
- Medicare patients, 2024
- 378
- Part D claims, 2024
- 2,674
- Hospital affiliations
- 3
- Industry payments
- $87
- 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. Sun'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. Jiwu Sun is a hospitalist in Los Banos, California
Dr. Sun practices at Memorial Hospital Los Banos in Los Banos, California, part of Sutter Health.
Dr. Sun's NPI, 1619104270, was assigned on June 22, 2009. Dr. Sun graduated from Third Military Medical University in 1988. Dr. Sun holds California license A106681.
- NPI
- 1619104270NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8820142607
- NPI enumeration date
- June 22, 2009
- 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
- Male
- 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. Jiwu Sun practices at Memorial Hospital Los Banos in Los Banos, California
Dr. Sun'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. Jiwu Sun is affiliated with 8 sites of care and 6 medical groups
Dr. Sun's primary practice is Memorial Hospital Los Banos in Los Banos, California, part of Sutter Health. Dr. Sun is also affiliated with Stanford Hospital at 300 Pasteur Drive. The medical group on file is Vituity. Dmand AI also links Dr. Sun to 1 more hospital, 5 home health agencies and 5 medical groups, 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. Jiwu Sun's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sun practices, 8 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 |
| +7 more sites and 5 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Sutter Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Jiwu Sun is one of 3,186 hospitalists in California
Hospitalist is Dr. Sun's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Sun is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Sun's licenses on file in 2 states: California and Oregon.
Specialties and state licenses
- Hospitalist, CaliforniaPrimary
- Oregon license
Clinical focus
Dmand AI lists acute diabetes, acute respiratory failure, cardiac arrhythmia, cellulitis, chest pain, congestive heart failure, electrolyte disorders and gastrointestinal bleeding among the conditions Dr. Sun treats.
Hospitalists near Dr. Sun
Counts of hospitalists 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. Jiwu Sun billed Medicare for 945 services in 2024
CMS data shows 945 Medicare services from Dr. Sun across 9 procedure codes in 2024, for 378 Medicare patients. Medicare paid $103,702 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Sun's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7692024: 94523%
Dr. Sun compared with the California median for hospitalists, 2024
- Dr. Sun
- California median
- Medicare services
- 945vs 4302.2 times
- Medicare patients
- 378vs 20188% above
- Part D claims
- 2,060vs 6929.9 times
Medians across 2,991 hospitalists in California with Dmand AI profiles that report each measure.
Dr. Sun'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. Sun?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Sun and other hospitalists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jiwu Sun treated 378 Medicare patients in 2024, average age 77
CMS counts 378 Medicare patients who saw Dr. Sun in 2024. The largest group is 75 to 84, with 133 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 49% are also on Medicaid. Their average risk score is 1.99, 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. Sun's median patient age at 47, with 58% women.
Dr. Sun's Medicare patients by age, 2024
Dr. Sun's Medicare patients by sex, 2024
- Women23261%
- Men14639%
Chronic conditions among Dr. Sun's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes54%
- Arthritis53%
- Chronic kidney disease40%
- Heart failure39%
- Mood disorders39%
- Depression38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Sun's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 47
Patient panel by sex, all payers
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jiwu Sun wrote 2,674 Medicare Part D claims in 2024
In 2024, Dr. Sun wrote 2,674 Medicare Part D claims for 448 patients. 88% of them were for generic drugs. CMS names the drug for 2,060 of them, across 57 drugs with 11 or more claims each, at $107,090 in total drug cost. In 2023, CMS named 1,154 claims across 38 drugs.
Dr. Sun's Part D claims by kind of drug, 2024
- Generic2,341 claims88%
- Brand-name304 claims11%
- Other29 claims1%
Dr. Sun'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. Sun's Part D claims, 2024
- Opioids1%38 of 2,674 claims
- Antibiotics5%144 of 2,674 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: 1,1542024: 2,06079%
Drugs named by CMS: 57 in 2024, 38 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. Jiwu Sun takes part in Medicare
Dr. Sun 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Jiwu Sun received $87 in industry payments from 2016 to 2023
CMS Open Payments shows 5 general payments to Dr. Sun from 4 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $41.
General payments to Dr. Sun by program year, 2016 to 2023
Companies that paid Dr. Sun the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jiwu Sun graduated from Third Military Medical University
Dr. Sun graduated from Third Military Medical University in 1988. Dr. Sun is a member of ACP.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Jiwu Sun accepts plans from 6 insurance carriers
Dr. Sun is in network with 6 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- Cigna
- CMS Medicare
Plan types Dr. Sun accepts, by number of carriers
- Medicare5
- PPO5
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Jiwu Sun'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) |
| 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. Jiwu Sun
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. Jiwu Sun's NPI number?
Dr. Jiwu Sun's NPI number is 1619104270. It was assigned on June 22, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Jiwu Sun?
Dr. Jiwu Sun is a hospitalist in Los Banos, California. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Jiwu Sun practice?
Dr. Sun practices at 520 West I St, Los Banos, CA 93635. Dr. Sun's primary practice is Memorial Hospital Los Banos in Los Banos, California, part of Sutter Health. Dmand AI also links Dr. Sun to 1 hospital, 5 home health agencies and 5 medical groups.
What is Dr. Jiwu Sun's office phone number?
The practice phone on file for Dr. Sun is (209) 826-0591.
What is Dr. Jiwu Sun's medical license number?
Dr. Sun holds California license A106681, one of the licenses on file in 2 states.
Which states has Dr. Jiwu Sun been licensed in?
Dmand AI has state licenses on file for Dr. Sun in California (2009 to 2027) and Oregon (since 2009).
Which hospitals is Dr. Jiwu Sun affiliated with?
Dr. Sun practices at Memorial Hospital Los Banos in Los Banos, California. Dr. Sun is also affiliated with Stanford Hospital at 300 Pasteur Drive. Dmand AI links Dr. Sun to 1 more hospital.
What medical group is Dr. Jiwu Sun part of?
Dr. Sun is linked to Vituity. Dmand AI links Dr. Sun to 5 more medical groups.
Does Dr. Jiwu Sun accept Medicare?
Yes. CMS data shows Dr. Sun billed Medicare for 945 services in 2024, and Dr. Sun accepts Medicare assignment.
How many Medicare patients does Dr. Jiwu Sun see?
CMS counts 378 Medicare patients who saw Dr. Sun in 2024, with an average age of 77.
Show 7 more questionsShow fewer questions
Is Dr. Jiwu Sun board certified?
Yes. Dr. Sun is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Jiwu Sun bill to Medicare?
In 2024, Dr. Sun's most billed Medicare services were hospital inpatient care (99223), hospital inpatient care (99232) and hospital inpatient care (99239).
Where did Dr. Jiwu Sun go to medical school?
Dr. Sun graduated from Third Military Medical University in 1988.
What drugs does Dr. Jiwu Sun prescribe most?
In 2024 Medicare Part D data, Dr. Sun's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Lisinopril.
Has Dr. Jiwu Sun received payments from drug or device companies?
CMS Open Payments shows $87 in general payments to Dr. Sun from 4 companies from 2016 to 2023. The largest total came from Abbvie Inc.
How long has Dr. Jiwu Sun been practicing?
Dr. Sun graduated from medical school in 1988, 38 years ago.
What insurance does Dr. Jiwu Sun accept?
Dr. Sun is in network with 6 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
Selling to hospitalist practices?
See hospitalists 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