Ikuyo Imayama, MD
NPI 1205253887 · Pulmonary Disease Physician · Knoxville, TN
Enrolled with Medicare as Practitioner - Sleep Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ikuyo Imayama, MD is a Pulmonary Disease Physician provider in Knoxville, TN (NPI 1205253887).
Provider details
- NPI number
- 1205253887
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 70556 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
12 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
190 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 61 | $110 |
| Critical Care, First 30-74 Minutes99291 | 51 | $197 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 36 | $78 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 31 | $75 |
| Telehealth Consultation, Critical Care, Initial , Physicians Typically Spend 60 Minutes Communicating With the Patient and Providers Via TelehealthG0508 | 11 | $191 |
Typical Medicare-allowed amounts for these services range $75–$197 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$145 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-03-21
- Last updated
- 2025-02-19
- Certified
- 2025-02-19
Frequently asked questions
- What is Ikuyo Imayama's NPI number?
- Ikuyo Imayama's National Provider Identifier (NPI) is 1205253887, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ikuyo Imayama's specialty?
- Ikuyo Imayama is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Ikuyo Imayama located?
- Ikuyo Imayama's practice location on file with NPPES is 6473 Kingston Pike, Knoxville, TN 37919-4832.
- What is Ikuyo Imayama's phone number?
- The practice phone number listed in the NPPES registry for Ikuyo Imayama is (865) 588-8841.
- Does Ikuyo Imayama accept Medicare?
- Ikuyo Imayama is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ikuyo Imayama's NPI active?
- Yes — Ikuyo Imayama's NPI (1205253887) is active in the NPPES registry as of the last update on 2025-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.