Iris Camille De Castro, M.D.
NPI 1851611875 · Nephrology Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Iris Camille De Castro, M.D. is a Nephrology Physician provider in Seattle, WA (NPI 1851611875).
Provider details
- NPI number
- 1851611875
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- .60329901 (WA)
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
16 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
953 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 367 | $156 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 240 | $127 |
| 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 | 193 | $18 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 47 | $185 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 35 | $199 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 97 | 26 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 44 | 22 |
| Atorvastatin Calcium | 42 | 13 |
| Amlodipine Besylate | 40 | 18 |
| Valganciclovir Hcl | 39 | 18 |
| Carvedilol | 35 | 13 |
| Cinacalcet Hcl | 28 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-06-02
- Last updated
- 2015-07-13
Frequently asked questions
- What is Iris Camille De Castro's NPI number?
- Iris Camille De Castro's National Provider Identifier (NPI) is 1851611875, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Iris Camille De Castro's specialty?
- Iris Camille De Castro is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Iris Camille De Castro located?
- Iris Camille De Castro's practice location on file with NPPES is 1959 Ne Pacific St, Seattle, WA 98195-0001.
- What is Iris Camille De Castro's phone number?
- The practice phone number listed in the NPPES registry for Iris Camille De Castro is (206) 543-6420.
- Does Iris Camille De Castro accept Medicare?
- Iris Camille De Castro is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Iris Camille De Castro's NPI active?
- Yes — Iris Camille De Castro's NPI (1851611875) is active in the NPPES registry as of the last update on 2015-07-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.