Catherine Close, MD
NPI 1346413143 · Dermatology Physician · Santa Clarita, CA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Catherine Close, MD is a Dermatology Physician provider in Santa Clarita, CA (NPI 1346413143).
Provider details
- NPI number
- 1346413143
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- P2973 (TX)
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 tenure38% of score
18 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 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Triamcinolone Acetonide | 222 | 120 |
| Fluorouracil | 124 | 98 |
| Clobetasol Propionate | 88 | 47 |
| Hydrocortisone | 83 | 54 |
| Ketoconazole | 76 | 41 |
| Mupirocin | 72 | 43 |
| Metronidazole | 68 | 34 |
| Fluocinonide | 65 | 30 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-04-11
- Last updated
- 2021-12-02
Frequently asked questions
- What is Catherine Close's NPI number?
- Catherine Close's National Provider Identifier (NPI) is 1346413143, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Close's specialty?
- Catherine Close is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Catherine Close located?
- Catherine Close's practice location on file with NPPES is 27107 Tourney Rd, Santa Clarita, CA 91355-1860.
- What is Catherine Close's phone number?
- The practice phone number listed in the NPPES registry for Catherine Close is (888) 788-5000.
- Does Catherine Close accept Medicare?
- Catherine Close is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Catherine Close's NPI active?
- Yes — Catherine Close's NPI (1346413143) is active in the NPPES registry as of the last update on 2021-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.