Dr. Adam M. Sun, MD
- Medicare services, 2024
- 916
- Medicare patients, 2024
- 248
- Part D claims, 2024
- 3,524
- Publications
- 21
- Clinical trials
- 1
- Practice address
- 500 N Garfield Ave, Monterey Park, CA 91754
- Practice phone
- Call (562) 495-8075
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
U.S. Renal Care Metropolitan Dialysis
Monterey Park, California
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. Adam M. Sun is a nephrologist in Monterey Park, California
Dr. Sun practices at U.S. Renal Care Metropolitan Dialysis in Monterey Park, California.
Dr. Sun's NPI, 1497712715, was assigned on April 28, 2006. Dr. Sun graduated from Taipei Medical University in 1981. Dr. Sun holds California license C43035.
- NPI
- 1497712715NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7911936083
- NPI enumeration date
- April 28, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (562) 495-8075
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1981
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Adam M. Sun practices at U.S. Renal Care Metropolitan Dialysis in Monterey Park, California
Dr. Sun's primary practice is U.S. Renal Care Metropolitan Dialysis, at 500 N Garfield Ave, Monterey Park, CA 91754 in Los Angeles County. The practice phone is (562) 495-8075.
- U.S. Renal Care Metropolitan Dialysis500 N Garfield Ave, Monterey Park, CA 91754 · Los Angeles CountyPhone(562) 495-8075
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Adam M. Sun is affiliated with 6 sites of care
Dr. Sun's primary practice is U.S. Renal Care Metropolitan Dialysis in Monterey Park, California. Dmand AI also links Dr. Sun to 3 dialysis centers, 1 physician office and 1 home health agency, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Adam M. Sun's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sun practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| U.S. Renal Care Metropolitan Dialysis | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Adam M. Sun is one of 1,401 nephrologists in California
Nephrology is Dr. Sun's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. 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 3 states: California, Massachusetts and Rhode Island.
Specialties and state licenses
- Nephrology, CaliforniaPrimary
- Massachusetts license
- Rhode Island license
Clinical focus
Dmand AI lists acute kidney failure, chronic anemia, chronic kidney disease, fluid and electrolyte imbalances, gout, hypercalcemia and kidney disease among the conditions Dr. Sun treats.
Nephrologists near Dr. Sun
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. Adam M. Sun billed Medicare for 916 services in 2024
CMS data shows 916 Medicare services from Dr. Sun across 5 procedure codes in 2024, for 248 Medicare patients. Medicare paid $173,906 for them. Every service was in an office.
Dr. Sun's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4312024: 48212%
- Tests and treatments
- 2023: 5222024: 43417%
Dr. Sun compared with the California median for nephrologists, 2024
- Dr. Sun
- California median
- Medicare services
- 916vs 1,08415% below
- Medicare patients
- 248vs 30719% below
- Part D claims
- 3,260vs 9553.4 times
Medians across 1,355 nephrologists 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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Sun and other nephrologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Adam M. Sun treated 248 Medicare patients in 2024, average age 78
CMS counts 248 Medicare patients who saw Dr. Sun in 2024. The largest group is 75 to 84, with 76 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 85% are also on Medicaid. Their average risk score is 3.43, 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 75, with 44% women.
Dr. Sun's Medicare patients by age, 2024
Dr. Sun's Medicare patients by sex, 2024
- Women10040%
- Men14860%
Chronic conditions among Dr. Sun's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes74%
- Ischemic heart disease44%
- Osteoporosis37%
- Arthritis35%
- Heart failure31%
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 75
Patient panel by sex, all payers
- Women44%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Adam M. Sun wrote 3,524 Medicare Part D claims in 2024
In 2024, Dr. Sun wrote 3,524 Medicare Part D claims for 299 patients. 59% of them were for generic drugs. CMS names the drug for 3,260 of them, across 42 drugs with 11 or more claims each, at $1,121,317 in total drug cost. In 2023, CMS named 3,534 claims across 50 drugs.
Dr. Sun's Part D claims by kind of drug, 2024
- Generic2,083 claims59%
- Brand-name and other1,441 claims41%
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
- Antibiotics2%62 of 3,524 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: 3,5342024: 3,2608%
Drugs named by CMS: 42 in 2024, 50 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. Adam M. 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)
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Dr. Adam M. Sun has 21 publications on record
Dmand AI links 21 papers to Dr. Sun, published from 2004 to 2018. The most frequent topics are Cells, Cultured, Kidney Medulla and Loop of Henle. Dr. Sun has published most often in Am J Physiol. Dr. Sun's most frequent co-authors are Steven L. Chen, MD, Joshua L. Cohen, MD and Mark Donowitz, MD.
Dr. Sun's papers by year, 2004 to 2018
Topics Dr. Sun writes about most
- Cells, Cultured
- Kidney Medulla
- Loop of Henle
- RNA, Messenger
- Proto-Oncogene Proteins c-met
- Rats, Sprague-Dawley
- Carrier Proteins
- Epithelial Cells
Dr. Sun's most frequent co-authors
Recent publications by Dr. Sun
Bone Marrow Transplant
Am J Physiol Renal Physiol
See who Dr. Sun researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Sun works with, so you can find a warm path to the right nephrologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Adam M. Sun has worked on 1 clinical trial
Dmand AI links Dr. Sun to 1 clinical trial. Conditions studied include Kidney Failure, Chronic and Renal Insufficiency, Chronic.
Conditions in Dr. Sun's trials
- Kidney Failure, Chronic
- Renal Insufficiency, Chronic
Investigators on the most trials with Dr. Sun
Recent clinical trials with Dr. Sun
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Adam M. Sun received $7,384 in industry payments from 2016 to 2025
CMS Open Payments shows 248 general payments to Dr. Sun from 30 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 97% of the total. AstraZeneca Pharmaceuticals LP paid the most, $1,554.
General payments to Dr. Sun by program year, 2016 to 2025
General payments to Dr. Sun by kind, 2016 to 2025
- Food and beverage$7,17097%
- Education$1462%
- Speaker and faculty fees$591%
- Gifts$100%
Companies that paid Dr. Sun the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Adam M. Sun graduated from Taipei Medical University
Dr. Sun graduated from Taipei Medical University in 1981.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Adam M. Sun accepts plans from 12 insurance carriers
Dr. Sun is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Elevance
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- HCSC
- LA Care
- Regence Health Plans
- +4 more carriersWith a free account
Plan types Dr. Sun accepts, by number of carriers
- Medicare8
- PPO8
- HMO6
- POS4
- EPO2
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Adam M. 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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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 |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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. Adam M. 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. Adam M. Sun's NPI number?
Dr. Adam M. Sun's NPI number is 1497712715. It was assigned on April 28, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Adam M. Sun?
Dr. Adam M. Sun is a nephrologist in Monterey Park, California. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Adam M. Sun practice?
Dr. Sun practices at 500 N Garfield Ave, Monterey Park, CA 91754. Dr. Sun's primary practice is U.S. Renal Care Metropolitan Dialysis in Monterey Park, California. Dmand AI also links Dr. Sun to 3 dialysis centers, 1 physician office and 1 home health agency.
What is Dr. Adam M. Sun's office phone number?
The practice phone on file for Dr. Sun is (562) 495-8075.
What is Dr. Adam M. Sun's medical license number?
Dr. Sun holds California license C43035, one of the licenses on file in 3 states.
Which states has Dr. Adam M. Sun been licensed in?
Dmand AI has state licenses on file for Dr. Sun in California (1992 to 2026), Massachusetts (1988 to 2001) and Rhode Island (1987 to 1999).
Does Dr. Adam M. Sun accept Medicare?
Yes. CMS data shows Dr. Sun billed Medicare for 916 services in 2024, and Dr. Sun accepts Medicare assignment.
How many Medicare patients does Dr. Adam M. Sun see?
CMS counts 248 Medicare patients who saw Dr. Sun in 2024, with an average age of 78.
Is Dr. Adam M. Sun board certified?
Yes. Dr. Sun is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Adam M. Sun bill to Medicare?
In 2024, Dr. Sun's most billed Medicare services were dialysis (90960), office visit, established patient (99214) and office visit, established patient (99213).
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Where did Dr. Adam M. Sun go to medical school?
Dr. Sun graduated from Taipei Medical University in 1981.
What drugs does Dr. Adam M. Sun prescribe most?
In 2024 Medicare Part D data, Dr. Sun's most prescribed drugs by claims were Farxiga, Kerendia and Amlodipine Besylate.
Has Dr. Adam M. Sun received payments from drug or device companies?
CMS Open Payments shows $7,384 in general payments to Dr. Sun from 30 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Adam M. Sun been practicing?
Dr. Sun graduated from medical school in 1981, 45 years ago.
Does Dr. Adam M. Sun do research?
Dmand AI links 21 publications to Dr. Sun, published from 2004 to 2018. Dr. Sun has worked on 1 clinical trial.
Who does Dr. Adam M. Sun publish with?
Dr. Sun's most frequent co-authors are Steven L. Chen, MD (1 shared paper), Joshua L. Cohen, MD (1 shared paper) and Mark Donowitz, MD (1 shared paper).
What insurance does Dr. Adam M. Sun accept?
Dr. Sun is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
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