Claudia Alvarado, M.D.
NPI 1083859045 · Internal Medicine Physician · Bakersfield, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Claudia Alvarado, M.D. is a Internal Medicine Physician provider in Bakersfield, CA (NPI 1083859045).
Provider details
- NPI number
- 1083859045
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A106201 (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
17 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 · 60 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 323 | 139 |
| Amlodipine Besylate | 158 | 75 |
| Levothyroxine Sodium | 142 | 53 |
| Losartan Potassium | 137 | 60 |
| Lisinopril | 98 | 50 |
| Metformin Hclbrand: Metformin Hcl Er | 89 | 42 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-12-04
- Last updated
- 2022-01-08
- Certified
- 2022-01-08
Frequently asked questions
- What is Claudia Alvarado's NPI number?
- Claudia Alvarado's National Provider Identifier (NPI) is 1083859045, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Claudia Alvarado's specialty?
- Claudia Alvarado is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Claudia Alvarado located?
- Claudia Alvarado's practice location on file with NPPES is 1830 Flower St, Bakersfield, CA 93305-4144.
- What is Claudia Alvarado's phone number?
- The practice phone number listed in the NPPES registry for Claudia Alvarado is (661) 326-2202.
- Does Claudia Alvarado accept Medicare?
- Claudia Alvarado is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Claudia Alvarado's NPI active?
- Yes — Claudia Alvarado's NPI (1083859045) is active in the NPPES registry as of the last update on 2022-01-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.