Chiara Castelli, PA-C
NPI 1538546981 · Physician Assistant · Monterey, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chiara Castelli, PA-C is a Physician Assistant provider in Monterey, CA (NPI 1538546981).
Provider details
- NPI number
- 1538546981
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- Yes
- License
- 52462 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Doxycycline Monohydrate | 57 | 53 |
| Cephalexin | 48 | 48 |
| Prednisone | 40 | 37 |
| Meloxicam | 30 | 29 |
| Azithromycin | 24 | 24 |
| Amoxicillin | 23 | 23 |
| Gabapentin | 22 | 15 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-05-05
- Last updated
- 2017-02-17
Frequently asked questions
- What is Chiara Castelli's NPI number?
- Chiara Castelli's National Provider Identifier (NPI) is 1538546981, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chiara Castelli's specialty?
- Chiara Castelli is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Chiara Castelli located?
- Chiara Castelli's practice location on file with NPPES is 10 Harris Ct Ste A2, Monterey, CA 93940-7823.
- What is Chiara Castelli's phone number?
- The practice phone number listed in the NPPES registry for Chiara Castelli is (831) 585-9608.
- Does Chiara Castelli accept Medicare?
- Chiara Castelli is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chiara Castelli's NPI active?
- Yes — Chiara Castelli's NPI (1538546981) is active in the NPPES registry as of the last update on 2017-02-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.