Melchor Ong, MD
NPI 1245318070 · Internal Medicine Physician · Clovis, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Melchor Ong, MD is a Internal Medicine Physician provider in Clovis, CA (NPI 1245318070).
Provider details
- NPI number
- 1245318070
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- C51542 (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
19 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 · 113 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 754 | 250 |
| Amlodipine Besylate | 484 | 171 |
| Levothyroxine Sodium | 411 | 122 |
| Lisinopril | 286 | 91 |
| Losartan Potassium | 256 | 90 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 223 | 52 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-01
- Last updated
- 2021-12-13
Frequently asked questions
- What is Melchor Ong's NPI number?
- Melchor Ong's National Provider Identifier (NPI) is 1245318070, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melchor Ong's specialty?
- Melchor Ong is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Melchor Ong located?
- Melchor Ong's practice location on file with NPPES is 2071 Herndon Ave, Clovis, CA 93611-6101.
- What is Melchor Ong's phone number?
- The practice phone number listed in the NPPES registry for Melchor Ong is (559) 324-5100.
- Does Melchor Ong accept Medicare?
- Melchor Ong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Melchor Ong's NPI active?
- Yes — Melchor Ong's NPI (1245318070) is active in the NPPES registry as of the last update on 2021-12-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.