Dr. Jim-Jer Hwu, MD
- Medicare services, 2024
- 3,326
- Medicare patients, 2024
- 832
- Part D claims, 2024
- 7,752
- Hospital affiliations
- 3
- Industry payments
- $4,090
- Practice address
- 118 Hilliard Avenue, Monterey Park, CA 91754
- Practice phone
- Call (626) 288-5796
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
DaVita Garfield Hemodialysis Center
Dialysis Center - Independent · Monterey Park, California
Find Dr. Hwu'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. Jim-Jer Hwu is a nephrologist in Monterey Park, California
Dr. Hwu practices at DaVita Garfield Hemodialysis Center in Monterey Park, California.
Dr. Hwu's NPI, 1275634248, was assigned on September 25, 2006. Dr. Hwu holds California license A41098.
- NPI
- 1275634248NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0648189191
- NPI enumeration date
- September 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (626) 288-5796
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 72
- Medical school graduation
- 1980
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jim-Jer Hwu practices at 2 locations in Monterey Park, California
Dr. Hwu's primary practice is DaVita Garfield Hemodialysis Center, at 118 Hilliard Avenue, Monterey Park, CA 91754 in Los Angeles County. The practice phone is (626) 288-5796. Dr. Hwu also practices at Garfield Hemodialysis Center, 114 Hilliard Ave, Monterey Park, CA 91754.
- DaVita Garfield Hemodialysis CenterPrimary118 Hilliard Avenue, Monterey Park, CA 91754 · Los Angeles CountyPhone(626) 288-5796
- Garfield Hemodialysis Center114 Hilliard Ave, Monterey Park, CA 91754 · Los Angeles CountyPhone(626) 288-5796
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Jim-Jer Hwu is affiliated with 11 sites of care and 2 medical groups
Dr. Hwu's primary practice is DaVita Garfield Hemodialysis Center in Monterey Park, California. Dr. Hwu is also affiliated with Garfield Medical Center. The medical group on file is Golden Pacific Nephrology Medical Clinic. Dmand AI also links Dr. Hwu to 2 more hospitals, 4 dialysis centers, 2 group practices and clinics, 1 home health agency 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. Jim-Jer Hwu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hwu practices, 11 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| DaVita Garfield Hemodialysis Center | Available with a free account |
| +10 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jim-Jer Hwu is one of 1,401 nephrologists in California
Nephrology is Dr. Hwu's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Hwu is licensed in California.
Specialties and state licenses
- Nephrology, CaliforniaPrimary
Nephrologists near Dr. Hwu
Counts of nephrologists 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. Jim-Jer Hwu billed Medicare for 3,326 services in 2024
CMS data shows 3,326 Medicare services from Dr. Hwu across 13 procedure codes in 2024, for 832 Medicare patients. Medicare paid $536,284 for them.
Dr. Hwu's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3,1312024: 1,60549%
- Tests and treatments
- 2023: 1,5312024: 1,5894%
- Drugs given in the office
- 2023: 802024: 856%
- Lab and pathology
- 2023: 492024: 474%
- Other services
- 2023: 112024: 0100%
Where Dr. Hwu's Medicare services took place, 2024
- In an office2,85086%
- In a facility47614%
Dr. Hwu compared with the California median for nephrologists, 2024
- Dr. Hwu
- California median
- Medicare services
- 3,326vs 1,0843.1 times
- Medicare patients
- 832vs 3072.7 times
- Part D claims
- 7,093vs 9557.4 times
Medians across 1,355 nephrologists in California with Dmand AI profiles that report each measure.
Dr. Hwu'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. Hwu?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hwu and other nephrologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jim-Jer Hwu treated 832 Medicare patients in 2024, average age 77
CMS counts 832 Medicare patients who saw Dr. Hwu in 2024. The largest group is 75 to 84, with 287 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 80% are also on Medicaid. Their average risk score is 4.02, 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. Hwu's median patient age at 73, with 40% women.
Dr. Hwu's Medicare patients by age, 2024
Dr. Hwu's Medicare patients by sex, 2024
- Women40048%
- Men43252%
Chronic conditions among Dr. Hwu's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes72%
- Ischemic heart disease48%
- Arthritis43%
- Heart failure41%
- COPD28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hwu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women40%
- Men60%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jim-Jer Hwu wrote 7,752 Medicare Part D claims in 2024
In 2024, Dr. Hwu wrote 7,752 Medicare Part D claims for 797 patients. 84% of them were for generic drugs. CMS names the drug for 7,093 of them, across 113 drugs with 11 or more claims each, at $752,303 in total drug cost. In 2023, CMS named 8,280 claims across 134 drugs.
Dr. Hwu's Part D claims by kind of drug, 2024
- Generic6,508 claims84%
- Brand-name1,144 claims15%
- Other100 claims1%
Dr. Hwu'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. Hwu's Part D claims, 2024
- Opioids0%12 of 7,752 claims
- Antibiotics2%165 of 7,752 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: 8,2802024: 7,09314%
Drugs named by CMS: 113 in 2024, 134 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. Jim-Jer Hwu takes part in Medicare
Dr. Hwu 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. Jim-Jer Hwu received $4,090 in industry payments from 2016 to 2025
CMS Open Payments shows 88 general payments to Dr. Hwu from 21 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 64% of the total. La Jolla Pharmaceutical Company paid the most, $1,313.
General payments to Dr. Hwu by program year, 2016 to 2025
General payments to Dr. Hwu by kind, 2016 to 2025
- Food and beverage$2,63664%
- Honoraria$1,20029%
- Education$2546%
Companies that paid Dr. Hwu the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Jim-Jer Hwu'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 Affiliation DataDmand AI Practice 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) |
| 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. Jim-Jer Hwu
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. Jim-Jer Hwu's NPI number?
Dr. Jim-Jer Hwu's NPI number is 1275634248. It was assigned on September 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Jim-Jer Hwu?
Dr. Jim-Jer Hwu is a nephrologist in Monterey Park, California. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Jim-Jer Hwu practice?
Dr. Hwu practices at 118 Hilliard Avenue, Monterey Park, CA 91754. Dr. Hwu also practices at 114 Hilliard Ave, Monterey Park, CA 91754. Dr. Hwu's primary practice is DaVita Garfield Hemodialysis Center in Monterey Park, California. Dmand AI also links Dr. Hwu to 2 hospitals, 4 dialysis centers, 2 group practices and clinics, 1 home health agency and 1 medical group.
What is Dr. Jim-Jer Hwu's office phone number?
The practice phone on file for Dr. Hwu is (626) 288-5796.
What is Dr. Jim-Jer Hwu's medical license number?
Dr. Hwu holds California license A41098.
Which hospitals is Dr. Jim-Jer Hwu affiliated with?
Dr. Hwu is affiliated with Garfield Medical Center. Dmand AI links Dr. Hwu to 2 more hospitals.
What medical group is Dr. Jim-Jer Hwu part of?
Dr. Hwu is linked to Golden Pacific Nephrology Medical Clinic. Dmand AI links Dr. Hwu to 1 more medical group.
Does Dr. Jim-Jer Hwu accept Medicare?
Yes. CMS data shows Dr. Hwu billed Medicare for 3,326 services in 2024, and Dr. Hwu accepts Medicare assignment.
How many Medicare patients does Dr. Jim-Jer Hwu see?
CMS counts 832 Medicare patients who saw Dr. Hwu in 2024, with an average age of 77.
What services does Dr. Jim-Jer Hwu bill to Medicare?
In 2024, Dr. Hwu's most billed Medicare services were dialysis (90960), office visit, established patient (99213) and office visit, established patient (99214).
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What drugs does Dr. Jim-Jer Hwu prescribe most?
In 2024 Medicare Part D data, Dr. Hwu's most prescribed drugs by claims were Amlodipine Besylate, Olmesartan Medoxomil and Hydralazine HCl.
Has Dr. Jim-Jer Hwu received payments from drug or device companies?
CMS Open Payments shows $4,090 in general payments to Dr. Hwu from 21 companies from 2016 to 2025. The largest total came from La Jolla Pharmaceutical Company.
How long has Dr. Jim-Jer Hwu been practicing?
Dr. Hwu graduated from medical school in 1980, 46 years ago.
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