Dr. Roy F. Kaku, MD
- Medicare services, 2024
- 1,780
- Medicare patients, 2024
- 556
- Part D claims, 2024
- 2,347
- MIPS score, 2024
- 100
- Hospital affiliations
- 3
- Practice address
- 6555 Coyle Ave, Carmichael, CA 95608
- Practice phone
- Call (916) 733-3397
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mercy Medical Group, a Service of Dignity Health Medical Foundation
Carmichael, California
Find Dr. Kaku'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. Roy F. Kaku is a cardiologist in Carmichael, California
Dr. Kaku practices at Mercy Medical Group, a Service of Dignity Health Medical Foundation in Carmichael, California.
Dr. Kaku's NPI, 1467524546, was assigned on November 14, 2006. Dr. Kaku graduated from UCSF School of Medicine in 1974. Dr. Kaku holds California license G30385.
- NPI
- 1467524546NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830083369
- NPI enumeration date
- November 14, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (916) 733-3397
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 78
- Medical school graduation
- 1974
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Roy F. Kaku practices at Mercy Medical Group, a Service of Dignity Health Medical Foundation in Carmichael, California
Dr. Kaku's primary practice is Mercy Medical Group, a Service of Dignity Health Medical Foundation, at 6555 Coyle Ave, Carmichael, CA 95608 in Sacramento County. The practice phone is (916) 733-3397.
- Mercy Medical Group, a Service of Dignity Health Medical Foundation6555 Coyle Ave, Carmichael, CA 95608 · Sacramento CountyPhone(916) 733-3397
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Roy F. Kaku is affiliated with 5 sites of care and 1 medical group
Dr. Kaku's primary practice is Mercy Medical Group, a Service of Dignity Health Medical Foundation in Carmichael, California. Dr. Kaku is also affiliated with Dignity Health - Mercy San Juan Medical Center. The medical group on file is Mercy Medical Group. Dmand AI also links Dr. Kaku to 2 more hospitals and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Roy F. Kaku's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kaku practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Medical Group, a Service of Dignity Health Medical Foundation | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Roy F. Kaku is one of 2,375 cardiologists in California
Cardiovascular disease is Dr. Kaku's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Kaku is board certified in cardiovascular disease by the American Board of Internal Medicine. Dr. Kaku is licensed in California.
Specialties and state licenses
- Cardiovascular disease, CaliforniaPrimary
Clinical focus
Dmand AI lists aneurysm, atrial fibrillation and flutter, cardiomyopathy, chronic hypertension, coronary artery disease, deep vein thrombosis (DVT), heart blockage and heart failure among the conditions Dr. Kaku treats.
Cardiologists near Dr. Kaku
Counts of cardiologists 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. Roy F. Kaku billed Medicare for 1,780 services in 2024
CMS data shows 1,780 Medicare services from Dr. Kaku across 14 procedure codes in 2024, for 556 Medicare patients. Medicare paid $117,729 for them.
Dr. Kaku's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 9922024: 1,0667%
- Office and hospital visits
- 2023: 7172024: 714No change
Where Dr. Kaku's Medicare services took place, 2024
- In an office1,69695%
- In a facility845%
Dr. Kaku compared with the California median for cardiologists, 2024
- Dr. Kaku
- California median
- Medicare services
- 1,780vs 1,56014% above
- Medicare patients
- 556vs 64414% below
- Part D claims
- 2,151vs 1,41053% above
Medians across 2,237 cardiologists in California with Dmand AI profiles that report each measure.
Dr. Kaku'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. Kaku?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kaku and other cardiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Roy F. Kaku treated 556 Medicare patients in 2024, average age 77
CMS counts 556 Medicare patients who saw Dr. Kaku in 2024. The largest group is 75 to 84, with 236 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 11% are also on Medicaid. Their average risk score is 1.23, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Kaku's median patient age at 68, with 46% women.
Dr. Kaku's Medicare patients by age, 2024
Dr. Kaku's Medicare patients by sex, 2024
- Women28050%
- Men27650%
Chronic conditions among Dr. Kaku's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis51%
- Ischemic heart disease38%
- Atrial fibrillation36%
- Chronic kidney disease27%
- Diabetes27%
- Anxiety22%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kaku'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
- Women46%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Roy F. Kaku wrote 2,347 Medicare Part D claims in 2024
In 2024, Dr. Kaku wrote 2,347 Medicare Part D claims for 375 patients. 81% of them were for generic drugs. CMS names the drug for 2,151 of them, across 40 drugs with 11 or more claims each, at $428,794 in total drug cost. In 2023, CMS named 2,271 claims across 38 drugs.
Dr. Kaku's Part D claims by kind of drug, 2024
- Generic1,907 claims81%
- Brand-name440 claims19%
Dr. Kaku'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. Kaku's Part D claims, 2024
- Antibiotics1%25 of 2,347 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: 2,2712024: 2,1515%
Drugs named by CMS: 40 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
Dr. Roy F. Kaku scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Kaku for performance year 2024, reported through an alternative payment model (APM). Dr. Kaku accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kaku as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Kaku's MIPS scores, performance year 2024
- 100of 100Final score
- 86.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Roy F. Kaku received $25 in industry payments in 2017
CMS Open Payments shows 1 general payment to Dr. Kaku from 1 drug or device company in 2017. Food and beverage make up the largest share, 100% of the total. Novartis Pharmaceuticals Corporation paid the most, $25.
Companies that paid Dr. Kaku the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Roy F. Kaku graduated from UCSF School of Medicine
Dr. Kaku graduated from UCSF School of Medicine in 1974.
- Medical school
- Board certified in cardiovascular disease
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Roy F. Kaku accepts plans from 14 insurance carriers
Dr. Kaku is in network with 14 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Elevance. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Aetna
- Blue Cross Blue Shield of Massachusetts
- Humana
- Regence Health Plans
- +6 more carriersWith a free account
Plan types Dr. Kaku accepts, by number of carriers
- PPO10
- Medicare7
- HMO6
- EPO3
- POS2
Source: Dmand AI Insurance Network Data
Sources for Dr. Roy F. Kaku'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 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)Clinician Public Reporting: Overall MIPS Performance (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. Roy F. Kaku
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. Roy F. Kaku's NPI number?
Dr. Roy F. Kaku's NPI number is 1467524546. It was assigned on November 14, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Roy F. Kaku?
Dr. Roy F. Kaku is a cardiologist in Carmichael, California. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Roy F. Kaku practice?
Dr. Kaku practices at 6555 Coyle Ave, Carmichael, CA 95608. Dr. Kaku's primary practice is Mercy Medical Group, a Service of Dignity Health Medical Foundation in Carmichael, California. Dmand AI also links Dr. Kaku to 2 hospitals and 1 group practice or clinic.
What is Dr. Roy F. Kaku's office phone number?
The practice phone on file for Dr. Kaku is (916) 733-3397.
What is Dr. Roy F. Kaku's medical license number?
Dr. Kaku holds California license G30385.
Which hospitals is Dr. Roy F. Kaku affiliated with?
Dr. Kaku is affiliated with Dignity Health - Mercy San Juan Medical Center. Dmand AI links Dr. Kaku to 2 more hospitals.
What medical group is Dr. Roy F. Kaku part of?
Dr. Kaku is linked to Mercy Medical Group.
Does Dr. Roy F. Kaku accept Medicare?
Yes. CMS data shows Dr. Kaku billed Medicare for 1,780 services in 2024, and Dr. Kaku accepts Medicare assignment.
Does Dr. Roy F. Kaku offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Kaku as offering telehealth services.
What is Dr. Roy F. Kaku's MIPS score?
Dr. Kaku's MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Roy F. Kaku see?
CMS counts 556 Medicare patients who saw Dr. Kaku in 2024, with an average age of 77.
Is Dr. Roy F. Kaku board certified?
Yes. Dr. Kaku is board certified in cardiovascular disease by the American Board of Internal Medicine.
What services does Dr. Roy F. Kaku bill to Medicare?
In 2024, Dr. Kaku's most billed Medicare services were heart test or procedure (93000), office visit, established patient (99214) and heart test or procedure (93306).
Where did Dr. Roy F. Kaku go to medical school?
Dr. Kaku graduated from UCSF School of Medicine in 1974.
What drugs does Dr. Roy F. Kaku prescribe most?
In 2024 Medicare Part D data, Dr. Kaku's most prescribed drugs by claims were Rosuvastatin Calcium, Eliquis and Xarelto.
Has Dr. Roy F. Kaku received payments from drug or device companies?
CMS Open Payments shows $25 in general payments to Dr. Kaku from 1 company from 2017 to 2017. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Dr. Roy F. Kaku been practicing?
Dr. Kaku graduated from medical school in 1974, 52 years ago.
What insurance does Dr. Roy F. Kaku accept?
Dr. Kaku is in network with 14 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Elevance. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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