Daniel Ikemiyashiro, M.D.
NPI 1801837208 · Nephrology Physician · Merced, CA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Ikemiyashiro, M.D. is a Nephrology Physician provider in Merced, CA (NPI 1801837208).
Provider details
- NPI number
- 1801837208
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A54201 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
6,506 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,003 | $105 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 766 | $353 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 749 | $117 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 651 | $16 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 426 | $9 |
| Magnesium Level |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 63 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 347 | 125 |
| Dapagliflozin Propanediolbrand: Farxiga | 329 | 87 |
| Losartan Potassium | 273 | 98 |
| Lisinopril | 258 | 85 |
| Terazosin Hcl | 218 | 69 |
| Calcitriol | 194 | 67 |
| Hydralazine Hcl | 161 | 71 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-09
- Last updated
- 2021-10-26
- Certified
- 2021-10-26
Frequently asked questions
- What is Daniel Ikemiyashiro's NPI number?
- Daniel Ikemiyashiro's National Provider Identifier (NPI) is 1801837208, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Ikemiyashiro's specialty?
- Daniel Ikemiyashiro is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Ikemiyashiro located?
- Daniel Ikemiyashiro's practice location on file with NPPES is 1140 Olivewood Dr, Merced, CA 95348-1210.
- What is Daniel Ikemiyashiro's phone number?
- The practice phone number listed in the NPPES registry for Daniel Ikemiyashiro is (209) 725-2121.
- Does Daniel Ikemiyashiro accept Medicare?
- Daniel Ikemiyashiro is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Ikemiyashiro's NPI active?
- Yes — Daniel Ikemiyashiro's NPI (1801837208) is active in the NPPES registry as of the last update on 2021-10-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.