Ruth Chambi - Hernandez, M.D.
NPI 1144260118 · Family Medicine Physician · Ontario, CA
Ruth Chambi - Hernandez, M.D. is a Family Medicine Physician provider in Ontario, CA (NPI 1144260118).
Provider details
- NPI number
- 1144260118
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A87453 (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
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
4 documented practice locations
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 · 50 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 343 | 200 |
| Metformin Hcl | 260 | 150 |
| Hydrochlorothiazide | 164 | 102 |
| Losartan Potassium | 164 | 90 |
| Levothyroxine Sodium | 132 | 67 |
| Lisinopril | 119 | 70 |
| Amlodipine Besylate |
Practice location
Mailing address
Additional practice locations (3)
- 1035 Saint John PlHemet, CA 92543-4421Phone: (951) 223-4833Fax: (951) 223-4711
- 99 Business Park DrPerris, CA 92571-3165Phone: (951) 956-2131Fax: (951) 956-2150
- 16460 Victor StVictorville, CA 92395-3918Phone: (760) 245-6925
Registry dates
- Enumerated
- 2006-06-07
- Last updated
- 2023-09-26
- Certified
- 2023-09-26
Frequently asked questions
- What is Ruth Chambi - Hernandez's NPI number?
- Ruth Chambi - Hernandez's National Provider Identifier (NPI) is 1144260118, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruth Chambi - Hernandez's specialty?
- Ruth Chambi - Hernandez is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ruth Chambi - Hernandez located?
- Ruth Chambi - Hernandez's practice location on file with NPPES is 1871 E 4th St, Ontario, CA 91764-2601.
- What is Ruth Chambi - Hernandez's phone number?
- The practice phone number listed in the NPPES registry for Ruth Chambi - Hernandez is (909) 297-3337.
- Is Ruth Chambi - Hernandez's NPI active?
- Yes — Ruth Chambi - Hernandez's NPI (1144260118) is active in the NPPES registry as of the last update on 2023-09-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.