Hepatogastroenterology
Body CompositionCircadian RhythmFatty Acids, Nonesterified
Dr. Yoichi Charley Imamura, MD
NPI1679687479PAC ID5496643868
- Medicare services, 2024
- 104
- Medicare patients, 2024
- 87
- Part D claims, 2024
- 66
- Publications
- 1
- MIPS score, 2024
- 80
- Practice address
- 1000 McKinley Park Drive, Marion, OH 43302
- Practice phone
- Call (740) 383-8400
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Imamura's professional email, personal email and mobile number
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Dr. Yoichi Charley Imamura is an internist in Marion, Ohio
Dr. Imamura practices at OhioHealth Marion General Hospital in Marion, Ohio, part of OhioHealth.
Dr. Imamura's NPI, 1679687479, was assigned on August 18, 2006. Dr. Imamura graduated from Loma Linda University School of Medicine in 1993. Dr. Imamura holds Ohio license 35070875.
NPI and contact details
- NPI
- 1679687479NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5496643868
- NPI enumeration date
- August 18, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (740) 383-8400
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Yoichi Charley Imamura practices at OhioHealth Marion General Hospital in Marion, Ohio
Dr. Imamura's primary practice is OhioHealth Marion General Hospital, at 1000 McKinley Park Drive, Marion, OH 43302 in Marion County. The practice phone is (740) 383-8400.
- OhioHealth Marion General Hospital1000 McKinley Park Drive, Marion, OH 43302 · Marion CountyPhone(740) 383-8400
Source: Dmand AI Affiliation Data
Dr. Yoichi Charley Imamura is affiliated with 3 sites of care and 7 medical groups
Dr. Imamura's primary practice is OhioHealth Marion General Hospital in Marion, Ohio, part of OhioHealth. Dr. Imamura is also affiliated with OhioHealth Doctors Hospital. The medical group on file is OhioHealth Physician Group. Dmand AI also links Dr. Imamura to 6 more medical groups and 1 physician office, each named with a free account.
OhioHealth Doctors HospitalOhioHealth Physician Group6 medical groupsNames with a free account1 physician officeName with a free account
See all 10 affiliations for Dr. ImamuraSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Yoichi Charley Imamura's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Imamura practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| OhioHealth Marion General Hospital | Available with a free account |
| +2 more sites and 6 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Yoichi Charley Imamura is one of 4,708 internists in Ohio
Internal medicine is Dr. Imamura's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Imamura is licensed in Ohio.
Specialties and state licenses
- Internal medicine, OhioPrimary
Internists near Dr. Imamura
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. Yoichi Charley Imamura billed Medicare for 104 services in 2024
CMS data shows 104 Medicare services from Dr. Imamura across 3 procedure codes in 2024, for 87 Medicare patients. Medicare paid $10,118 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024104
Medicare patients87
Paid by Medicare$10,118
Procedure codes3
Dr. Imamura's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1242024: 10416%
Dr. Imamura compared with the Ohio median for internists, 2024
- Dr. Imamura
- Ohio median
- Medicare services
- 104vs 48779% below
- Medicare patients
- 87vs 19255% below
- Part D claims
- 44vs 29485% below
Medians across 4,703 internists in Ohio with Dmand AI profiles that report each measure.
Dr. Imamura'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. Imamura?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Imamura and other internists in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Yoichi Charley Imamura treated 87 Medicare patients in 2024, average age 75
CMS counts 87 Medicare patients who saw Dr. Imamura in 2024. The largest group is 75 to 84, with 35 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 22% are also on Medicaid. Their average risk score is 2.88, 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. Imamura's median patient age at 73, with 55% women.
Medicare patients, 202487
Average age75
Average risk score2.88
Also on Medicaid22%
Dr. Imamura's Medicare patients by age, 2024
Dr. Imamura's Medicare patients by sex, 2024
- Women4552%
- Men4248%
Chronic conditions among Dr. Imamura's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Heart failure70%
- Ischemic heart disease69%
- Chronic kidney disease57%
- Arthritis51%
- Diabetes51%
- Mood disorders47%
Share of Medicare patients with each condition. A patient can have several.
Dr. Imamura'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
- Women55%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Yoichi Charley Imamura wrote 66 Medicare Part D claims in 2024
In 2024, Dr. Imamura wrote 66 Medicare Part D claims for 33 patients. 91% of them were for generic drugs. CMS names the drug for 44 of them, across 3 drugs with 11 or more claims each, at $298 in total drug cost.
Part D claims, 202466
Drugs named by CMS3
Total drug cost$298
Part D patients33
Dr. Imamura's Part D claims by kind of drug, 2024
- Generic60 claims91%
- Brand-name and other6 claims9%
Dr. Imamura's most prescribed drugs by claims, 2016
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
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. Yoichi Charley Imamura scored 80 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 80 out of 100 for Dr. Imamura for performance year 2024, reported as part of a group. Dr. Imamura accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Imamura's MIPS scores, performance year 2024
- 80of 100Final score
- 58.7of 100Quality
- 98of 100Promoting Interoperability
- 40of 100Improvement Activities
- 76of 100Cost
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
For MedTech and pharma teams
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Dr. Yoichi Charley Imamura has 1 publication on record
Dmand AI links 1 paper to Dr. Imamura.
Papers1
Recent publications by Dr. Imamura
See who Dr. Imamura researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Imamura works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Yoichi Charley Imamura received $12 in industry payments in 2016
CMS Open Payments shows 1 general payment to Dr. Imamura from 1 drug or device company in 2016. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $12.
Companies that paid Dr. Imamura the most, 2016 to 2016
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Yoichi Charley Imamura graduated from Loma Linda University School of Medicine
Dr. Imamura graduated from Loma Linda University School of Medicine in 1993.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Yoichi Charley Imamura'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)Clinician Public Reporting: Overall MIPS Performance (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 |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Yoichi Charley Imamura
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. Yoichi Charley Imamura's NPI number?
Dr. Yoichi Charley Imamura's NPI number is 1679687479. It was assigned on August 18, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Yoichi Charley Imamura?
Dr. Yoichi Charley Imamura is an internist in Marion, Ohio. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Yoichi Charley Imamura practice?
Dr. Imamura practices at 1000 McKinley Park Drive, Marion, OH 43302. Dr. Imamura's primary practice is OhioHealth Marion General Hospital in Marion, Ohio, part of OhioHealth. Dmand AI also links Dr. Imamura to 6 medical groups and 1 physician office.
What is Dr. Yoichi Charley Imamura's office phone number?
The practice phone on file for Dr. Imamura is (740) 383-8400.
What is Dr. Yoichi Charley Imamura's medical license number?
Dr. Imamura holds Ohio license 35070875.
Which hospitals is Dr. Yoichi Charley Imamura affiliated with?
Dr. Imamura practices at OhioHealth Marion General Hospital in Marion, Ohio. Dr. Imamura is also affiliated with OhioHealth Doctors Hospital.
What medical group is Dr. Yoichi Charley Imamura part of?
Dr. Imamura is linked to OhioHealth Physician Group. Dmand AI links Dr. Imamura to 6 more medical groups.
Does Dr. Yoichi Charley Imamura accept Medicare?
Yes. CMS data shows Dr. Imamura billed Medicare for 104 services in 2024, and Dr. Imamura accepts Medicare assignment.
What is Dr. Yoichi Charley Imamura's MIPS score?
Dr. Imamura's MIPS final score for performance year 2024 is 80 out of 100, reported as part of a group.
How many Medicare patients does Dr. Yoichi Charley Imamura see?
CMS counts 87 Medicare patients who saw Dr. Imamura in 2024, with an average age of 75.
Show 6 more questionsShow fewer questions
What services does Dr. Yoichi Charley Imamura bill to Medicare?
In 2024, Dr. Imamura's most billed Medicare services were hospital inpatient care (99223), hospital inpatient care (99232) and hospital inpatient care (99238).
Where did Dr. Yoichi Charley Imamura go to medical school?
Dr. Imamura graduated from Loma Linda University School of Medicine in 1993.
What drugs does Dr. Yoichi Charley Imamura prescribe most?
In 2016 Medicare Part D data, Dr. Imamura's most prescribed drugs by claims were Prednisone, Levofloxacin and Metoprolol Tartrate.
Has Dr. Yoichi Charley Imamura received payments from drug or device companies?
CMS Open Payments shows $12 in general payments to Dr. Imamura from 1 company from 2016 to 2016. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Yoichi Charley Imamura been practicing?
Dr. Imamura graduated from medical school in 1993, 33 years ago.
Does Dr. Yoichi Charley Imamura do research?
Dmand AI links 1 publication to Dr. Imamura.
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