Dr. Thomas Chen, MD
- Medicare services, 2024
- 116
- Medicare patients, 2024
- 54
- Part D claims, 2024
- 1,497
- Hospital affiliations
- 1
- Industry payments
- $1,383
- Practice address
- 1520 Liliha Street, Honolulu, HI 96817
- Practice phone
- Call (808) 531-1748
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
USRC Aloha Dialysis Center
Dialysis Center - Independent · Honolulu, Hawaii
Find Dr. Chen'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. Thomas Chen is a nephrologist in Honolulu, Hawaii
Dr. Chen practices at USRC Aloha Dialysis Center in Honolulu, Hawaii.
Dr. Chen's NPI, 1457575417, was assigned on April 12, 2007. Dr. Chen holds Hawaii license MD-12251.
- NPI
- 1457575417NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8820275126
- NPI enumeration date
- April 12, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (808) 531-1748
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Thomas Chen practices at USRC Aloha Dialysis Center in Honolulu, Hawaii
Dr. Chen's primary practice is USRC Aloha Dialysis Center, at 1520 Liliha Street, Honolulu, HI 96817 in Honolulu County. The practice phone is (808) 531-1748.
- USRC Aloha Dialysis Center1520 Liliha Street, Honolulu, HI 96817 · Honolulu CountyPhone(808) 531-1748
Source: Dmand AI Affiliation Data
Dr. Thomas Chen is affiliated with 3 sites of care and 1 medical group
Dr. Chen's primary practice is USRC Aloha Dialysis Center in Honolulu, Hawaii. Dr. Chen is also affiliated with Kaiser Permanente Moanalua Medical Center. The medical group on file is Hawaii Permanente Medical Group (HPMG). Dmand AI also links Dr. Chen to 1 more dialysis center, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Thomas Chen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chen practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| USRC Aloha Dialysis Center | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Thomas Chen is one of 63 nephrologists in Hawaii
Nephrology is Dr. Chen's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Chen is licensed in Hawaii.
Specialties and state licenses
- Nephrology, HawaiiPrimary
Nephrologists near Dr. Chen
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. Thomas Chen billed Medicare for 116 services in 2024
CMS data shows 116 Medicare services from Dr. Chen across 3 procedure codes in 2024, for 54 Medicare patients. Medicare paid $10,392 for them.
Dr. Chen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1312024: 9924%
- Tests and treatments
- 2023: 212024: 1719%
Where Dr. Chen's Medicare services took place, 2024
- In an office6455%
- In a facility5245%
Dr. Chen compared with the Hawaii median for nephrologists, 2024
- Dr. Chen
- Hawaii median
- Medicare services
- 116vs 71684% below
- Medicare patients
- 54vs 22176% below
- Part D claims
- 1,258vs 63897% above
Medians across 61 nephrologists in Hawaii with Dmand AI profiles that report each measure.
Dr. Chen'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. Chen and other nephrologists in Hawaii.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thomas Chen treated 54 Medicare patients in 2024, average age 62
CMS counts 54 Medicare patients who saw Dr. Chen in 2024. The largest group is under 65, with 35 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 30% are also on Medicaid. Their average risk score is 6.89, 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. Chen's median patient age at 61, with 43% women.
Dr. Chen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Chen's Medicare patients by sex, 2024
- Women2139%
- Men3361%
Chronic conditions among Dr. Chen's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol72%
- Diabetes69%
- Heart failure52%
- Ischemic heart disease43%
- Atrial fibrillation26%
- Asthma22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women43%
- Men57%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Thomas Chen wrote 1,497 Medicare Part D claims in 2024
In 2024, Dr. Chen wrote 1,497 Medicare Part D claims for 275 patients. 90% of them were for generic drugs. CMS names the drug for 1,258 of them, across 32 drugs with 11 or more claims each, at $117,135 in total drug cost. In 2023, CMS named 1,202 claims across 31 drugs.
Dr. Chen's Part D claims by kind of drug, 2024
- Generic1,349 claims90%
- Brand-name and other148 claims10%
Dr. Chen'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. Chen's Part D claims, 2024
- Opioids1%22 of 1,497 claims
- Antibiotics1%22 of 1,497 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: 1,2022024: 1,2585%
Drugs named by CMS: 32 in 2024, 31 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. Thomas Chen offers telehealth to Medicare patients
Dr. Chen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Chen as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Thomas Chen received $1,383 in industry payments from 2016 to 2025
CMS Open Payments shows 18 general payments to Dr. Chen from 11 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. NxStage Medical, Inc. paid the most, $394.
General payments to Dr. Chen by program year, 2016 to 2025
Companies that paid Dr. Chen 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. Thomas Chen'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) |
| 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. Thomas Chen
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. Thomas Chen's NPI number?
Dr. Thomas Chen's NPI number is 1457575417. It was assigned on April 12, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas Chen?
Dr. Thomas Chen is a nephrologist in Honolulu, Hawaii. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Thomas Chen practice?
Dr. Chen practices at 1520 Liliha Street, Honolulu, HI 96817. Dr. Chen's primary practice is USRC Aloha Dialysis Center in Honolulu, Hawaii. Dmand AI also links Dr. Chen to 1 dialysis center.
What is Dr. Thomas Chen's office phone number?
The practice phone on file for Dr. Chen is (808) 531-1748.
What is Dr. Thomas Chen's medical license number?
Dr. Chen holds Hawaii license MD-12251.
Which hospitals is Dr. Thomas Chen affiliated with?
Dr. Chen is affiliated with Kaiser Permanente Moanalua Medical Center.
What medical group is Dr. Thomas Chen part of?
Dr. Chen is linked to Hawaii Permanente Medical Group (HPMG).
Does Dr. Thomas Chen accept Medicare?
Yes. CMS data shows Dr. Chen billed Medicare for 116 services in 2024, and Dr. Chen accepts Medicare assignment.
Does Dr. Thomas Chen offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Chen as offering telehealth services.
How many Medicare patients does Dr. Thomas Chen see?
CMS counts 54 Medicare patients who saw Dr. Chen in 2024, with an average age of 62.
Show 4 more questionsShow fewer questions
What services does Dr. Thomas Chen bill to Medicare?
In 2024, Dr. Chen's most billed Medicare services were hospital inpatient care (99232), care management and other visits (99443) and dialysis (90962).
What drugs does Dr. Thomas Chen prescribe most?
In 2024 Medicare Part D data, Dr. Chen's most prescribed drugs by claims were Sevelamer Carbonate, Losartan Potassium and Allopurinol.
Has Dr. Thomas Chen received payments from drug or device companies?
CMS Open Payments shows $1,383 in general payments to Dr. Chen from 11 companies from 2016 to 2025. The largest total came from NxStage Medical, Inc.
How long has Dr. Thomas Chen been practicing?
Dr. Chen graduated from medical school in 1999, 27 years ago.
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