Irene Buno-Brion, M.D.
NPI 1497704381 · Dermatology Physician · San Marcos, CA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Irene Buno-Brion, M.D. is a Dermatology Physician provider in San Marcos, CA (NPI 1497704381).
Provider details
- NPI number
- 1497704381
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- G83987 (CA)
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 tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluorouracil | 191 | 147 |
| Clobetasol Propionate | 135 | 72 |
| Mupirocin | 92 | 40 |
| Triamcinolone Acetonide | 89 | 64 |
| Tacrolimus | 82 | 46 |
| Ketoconazole | 76 | 36 |
| Tretinoinbrand: Retin-A | 74 | 32 |
| Metronidazole | 58 | 30 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-08
- Last updated
- 2023-03-07
- Certified
- 2021-12-01
Frequently asked questions
- What is Irene Buno-Brion's NPI number?
- Irene Buno-Brion's National Provider Identifier (NPI) is 1497704381, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Irene Buno-Brion's specialty?
- Irene Buno-Brion is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Irene Buno-Brion located?
- Irene Buno-Brion's practice location on file with NPPES is 400 Craven Rd, San Marcos, CA 92078-4201.
- What is Irene Buno-Brion's phone number?
- The practice phone number listed in the NPPES registry for Irene Buno-Brion is (800) 290-5000.
- Does Irene Buno-Brion accept Medicare?
- Irene Buno-Brion is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Irene Buno-Brion's NPI active?
- Yes — Irene Buno-Brion's NPI (1497704381) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.