Quick answers
- Does Jimmy M. Tamai accept Medicare assignment?
- Yes. Medicare's clinician data says Jimmy M. Tamai accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Jimmy M. Tamai see?
- In 2024, CMS data shows 45 Original Medicare patients and 686 services for Jimmy M. Tamai. This counts Original Medicare only and measures volume, not quality.
- What is Jimmy M. Tamai's NPI number?
- 1023122991. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Jimmy M. Tamai, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 45 |
|---|---|
| Services billed to Medicare | 686 |
| Different services or procedures | 29 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)44 services
- Aspiration and/or injection of fluid from large joint (20610)35 services
- Hyaluronan or derivative, monovisc, for intra-articular injection, per dose (J7327)20 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)12 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- Arthritis75%
- High cholesterol64%
- High blood pressure53%
Hospitals where Jimmy M. Tamai works
Medicare's Facility Affiliation Data lists Jimmy M. Tamai at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Fairbanks Memorial HospitalFairbanks, AK · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 020012
Practice locations
Addresses where Jimmy M. Tamai is enrolled with Medicare (CMS data updated October 2, 2026).
- 1275 Sadler Way, Suite 101Fairbanks, AK 99701 (907) 374‑6602
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in Fairbanks
Clinicians with the same Medicare primary specialty in Fairbanks, AK — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Tulane University School Of Medicine |
| Graduation year | 1985 (41 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1023122991 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians