Dr. Kai-Ey Chen, MD
- Medicare services, 2024
- 821
- Medicare patients, 2024
- 228
- Part D claims, 2024
- 227
- Hospital affiliations
- 2
- Medical group
- 1
- Practice address
- One Medical Plaza, Roseville, CA 95661
- Practice phone
- Call (916) 781-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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. Kai-Ey Chen is an internist in Roseville, California
Dr. Chen practices at Sutter Roseville Medical Center in Roseville, California, part of Sutter Health.
Dr. Chen's NPI, 1952418253, was assigned on August 23, 2006. Dr. Chen graduated from University of Miami, Miller School of Medicine in 2000. Dr. Chen holds California license A82905.
- NPI
- 1952418253NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3375504764
- NPI enumeration date
- August 23, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (916) 781-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Kai-Ey Chen practices at 2 locations in Roseville, California
Dr. Chen's primary practice is Sutter Roseville Medical Center, at One Medical Plaza, Roseville, CA 95661 in Placer County. The practice phone is (916) 781-1000. Dr. Chen also practices at Sutter Roseville Medical Center, 1 Medical Plz, Roseville, CA 95661.
- Sutter Roseville Medical CenterPrimaryOne Medical Plaza, Roseville, CA 95661 · Placer CountyPhone(916) 781-1000
- Sutter Roseville Medical Center1 Medical Plz, Roseville, CA 95661 · Placer CountyPhone(800) 353-3369
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Kai-Ey Chen is affiliated with 3 sites of care and 1 medical group
Dr. Chen's primary practice is Sutter Roseville Medical Center in Roseville, California, part of Sutter Health. Dr. Chen is also affiliated with Sutter Medical Center, Sacramento. The medical group on file is SGMF Radiology. Dmand AI also links Dr. Chen to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Kai-Ey 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 |
|---|---|
| Sutter Roseville Medical Center | Available with a free account |
| +2 more affiliated sites | 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. Kai-Ey Chen is one of 16,751 internists in California
Internal medicine is Dr. Chen's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Chen is board certified in internal medicine by the American Board of Internal Medicine. Dr. Chen is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Clinical focus
Dmand AI lists acute respiratory failure, acute stomach ulcer, anemia, bile duct problems, cardiac arrhythmia, cellulitis, chronic respiratory failure and circulation problems among the conditions Dr. Chen treats.
Internists near Dr. Chen
Counts of internists 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. Kai-Ey Chen billed Medicare for 821 services in 2024
CMS data shows 821 Medicare services from Dr. Chen across 4 procedure codes in 2024, for 228 Medicare patients. Medicare paid $77,821 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Chen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 9352024: 82112%
Dr. Chen compared with the California median for internists, 2024
- Dr. Chen
- California median
- Medicare services
- 821vs 3612.3 times
- Medicare patients
- 228vs 15151% above
- Part D claims
- 57vs 42186% below
Medians across 15,815 internists in California 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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Kai-Ey Chen treated 228 Medicare patients in 2024, average age 76
CMS counts 228 Medicare patients who saw Dr. Chen in 2024. The largest group is 75 to 84, with 84 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 32% are also on Medicaid. Their average risk score is 2.53, 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 68, with 52% women.
Dr. Chen's Medicare patients by age, 2024
Dr. Chen's Medicare patients by sex, 2024
- Women12454%
- Men10446%
Chronic conditions among Dr. Chen's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis62%
- Ischemic heart disease52%
- Chronic kidney disease50%
- Mood disorders48%
- Heart failure47%
- Depression46%
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 68
Patient panel by sex, all payers
- Women52%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Kai-Ey Chen wrote 227 Medicare Part D claims in 2024
In 2024, Dr. Chen wrote 227 Medicare Part D claims for 122 patients. 88% of them were for generic drugs. CMS names the drug for 57 of them, across 4 drugs with 11 or more claims each, at $275 in total drug cost. In 2023, CMS named 30 claims across 2 drugs.
Dr. Chen's Part D claims by kind of drug, 2024
- Generic200 claims88%
- Brand-name and other27 claims12%
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
- Opioids10%23 of 227 claims
- Antibiotics19%42 of 227 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: 302024: 5790%
Drugs named by CMS: 4 in 2024, 2 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. Kai-Ey Chen takes part in Medicare
Dr. Chen 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. Kai-Ey Chen graduated from University of Miami, Miller School of Medicine
Dr. Chen graduated from University of Miami, Miller School of Medicine in 2000.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Kai-Ey Chen accepts plans from 15 insurance carriers
Dr. Chen is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Elevance
- United Healthcare
- HCSC
- Alliant Health Plans
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- +7 more carriersWith a free account
Plan types Dr. Chen accepts, by number of carriers
- PPO10
- Medicare7
- HMO6
- POS6
- EPO4
Source: Dmand AI Insurance Network Data
Sources for Dr. Kai-Ey 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 | 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) |
| 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. Kai-Ey 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. Kai-Ey Chen's NPI number?
Dr. Kai-Ey Chen's NPI number is 1952418253. It was assigned on August 23, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Kai-Ey Chen?
Dr. Kai-Ey Chen is an internist in Roseville, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Kai-Ey Chen practice?
Dr. Chen practices at One Medical Plaza, Roseville, CA 95661. Dr. Chen also practices at 1 Medical Plz, Roseville, CA 95661. Dr. Chen's primary practice is Sutter Roseville Medical Center in Roseville, California, part of Sutter Health. Dmand AI also links Dr. Chen to 1 group practice or clinic.
What is Dr. Kai-Ey Chen's office phone number?
The practice phone on file for Dr. Chen is (916) 781-1000.
What is Dr. Kai-Ey Chen's medical license number?
Dr. Chen holds California license A82905.
Which hospitals is Dr. Kai-Ey Chen affiliated with?
Dr. Chen practices at Sutter Roseville Medical Center in Roseville, California. Dr. Chen is also affiliated with Sutter Medical Center, Sacramento.
What medical group is Dr. Kai-Ey Chen part of?
Dr. Chen is linked to SGMF Radiology.
Does Dr. Kai-Ey Chen accept Medicare?
Yes. CMS data shows Dr. Chen billed Medicare for 821 services in 2024, and Dr. Chen accepts Medicare assignment.
How many Medicare patients does Dr. Kai-Ey Chen see?
CMS counts 228 Medicare patients who saw Dr. Chen in 2024, with an average age of 76.
Is Dr. Kai-Ey Chen board certified?
Yes. Dr. Chen is board certified in internal medicine by the American Board of Internal Medicine.
Show 5 more questionsShow fewer questions
What services does Dr. Kai-Ey Chen bill to Medicare?
In 2024, Dr. Chen's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99239) and care management and other visits (99497).
Where did Dr. Kai-Ey Chen go to medical school?
Dr. Chen graduated from University of Miami, Miller School of Medicine in 2000.
What drugs does Dr. Kai-Ey Chen prescribe most?
In 2024 Medicare Part D data, Dr. Chen's most prescribed drugs by claims were Cefdinir, Furosemide and Metoprolol Succinate.
How long has Dr. Kai-Ey Chen been practicing?
Dr. Chen graduated from medical school in 2000, 26 years ago.
What insurance does Dr. Kai-Ey Chen accept?
Dr. Chen is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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