Ashley Alexander, D.O.
NPI 1568882298 · Internal Medicine Physician · Fontana, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ashley Alexander, D.O. is a Internal Medicine Physician provider in Fontana, CA (NPI 1568882298).
Provider details
- NPI number
- 1568882298
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 yrs in NPPES registry
- Profile completeness38% of score
83% 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 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 39 | 23 |
| Furosemide | 31 | 21 |
| Atorvastatin Calcium | 25 | 12 |
| Pantoprazole Sodium | 20 | 11 |
| Metoprolol Succinate | 17 | — |
| Famotidine | 16 | — |
| Amlodipine Besylate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-04-21
- Last updated
- 2021-12-16
- Certified
- 2021-12-16
Frequently asked questions
- What is Ashley Alexander's NPI number?
- Ashley Alexander's National Provider Identifier (NPI) is 1568882298, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ashley Alexander's specialty?
- Ashley Alexander is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ashley Alexander located?
- Ashley Alexander's practice location on file with NPPES is 9961 Sierra Ave, Fontana, CA 92335.
- What is Ashley Alexander's phone number?
- The practice phone number listed in the NPPES registry for Ashley Alexander is (909) 427-5000.
- Does Ashley Alexander accept Medicare?
- Ashley Alexander is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ashley Alexander's NPI active?
- Yes — Ashley Alexander's NPI (1568882298) is active in the NPPES registry as of the last update on 2021-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.