Amethyst Aguero, DO
NPI 1568021913 · Internal Medicine Physician · El Cajon, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Amethyst Aguero, DO is a Internal Medicine Physician provider in El Cajon, CA (NPI 1568021913).
Provider details
- NPI number
- 1568021913
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- 20A19473 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 59 | 28 |
| Gabapentin | 46 | 12 |
| Sertraline Hcl | 29 | — |
| Amlodipine Besylate | 29 | 15 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 23 | 12 |
| Metformin Hcl | 20 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-06-10
- Last updated
- 2022-08-01
- Certified
- 2022-08-01
Frequently asked questions
- What is Amethyst Aguero's NPI number?
- Amethyst Aguero's National Provider Identifier (NPI) is 1568021913, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Amethyst Aguero's specialty?
- Amethyst Aguero is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Amethyst Aguero located?
- Amethyst Aguero's practice location on file with NPPES is 525 E Main St, El Cajon, CA 92020-4007.
- What is Amethyst Aguero's phone number?
- The practice phone number listed in the NPPES registry for Amethyst Aguero is (619) 515-2498.
- Does Amethyst Aguero accept Medicare?
- Amethyst Aguero is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Amethyst Aguero's NPI active?
- Yes — Amethyst Aguero's NPI (1568021913) is active in the NPPES registry as of the last update on 2022-08-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.