Yoichi Imamura, MD
NPI 1679687479 · Internal Medicine Physician · London, OH
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yoichi Imamura, MD is a Internal Medicine Physician provider in London, OH (NPI 1679687479).
Provider details
- NPI number
- 1679687479
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35070875 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
104 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 54 | $168 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 37 | $78 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 13 | $80 |
Typical Medicare-allowed amounts for these services range $78–$168 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Additional practice locations (2)
- 1320 W Main StNewark, OH 43055-1822Phone: (220) 564-1790
- 1835 E High StSpringfield, OH 45505-5210Phone: (937) 323-8804Fax: (937) 323-8846
Registry dates
- Enumerated
- 2006-08-18
- Last updated
- 2026-02-16
- Certified
- 2026-02-16
Frequently asked questions
- What is Yoichi Imamura's NPI number?
- Yoichi Imamura's National Provider Identifier (NPI) is 1679687479, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yoichi Imamura's specialty?
- Yoichi Imamura is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Yoichi Imamura located?
- Yoichi Imamura's practice location on file with NPPES is 210 N Main St, London, OH 43140-1115.
- What is Yoichi Imamura's phone number?
- The practice phone number listed in the NPPES registry for Yoichi Imamura is (740) 845-7000.
- Does Yoichi Imamura accept Medicare?
- Yoichi Imamura is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yoichi Imamura's NPI active?
- Yes — Yoichi Imamura's NPI (1679687479) is active in the NPPES registry as of the last update on 2026-02-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.