Ellis Main, D.O.
NPI 1366440919 · Family Medicine Physician · Robstown, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ellis Main, D.O. is a Family Medicine Physician provider in Robstown, TX (NPI 1366440919).
Provider details
- NPI number
- 1366440919
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- J2176 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 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 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lisinopril | 44 | 21 |
| Atorvastatin Calcium | 40 | 25 |
| Metformin Hcl | 32 | 16 |
| Amlodipine Besylate | 28 | 12 |
| Metoprolol Tartrate | 26 | 13 |
| Levothyroxine Sodium | 23 | 12 |
| Amoxicillin | 22 |
Practice location
Mailing address
Additional practice locations (1)
- 3022 Mckinzie RdCorpus Christi, TX 78410-2628Phone: (361) 241-6700
Registry dates
- Enumerated
- 2005-07-08
- Last updated
- 2025-10-16
- Certified
- 2025-10-16
Frequently asked questions
- What is Ellis Main's NPI number?
- Ellis Main's National Provider Identifier (NPI) is 1366440919, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellis Main's specialty?
- Ellis Main is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ellis Main located?
- Ellis Main's practice location on file with NPPES is 327 W Avenue J, Robstown, TX 78380-2207.
- What is Ellis Main's phone number?
- The practice phone number listed in the NPPES registry for Ellis Main is (361) 387-9233.
- Does Ellis Main accept Medicare?
- Ellis Main is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ellis Main's NPI active?
- Yes — Ellis Main's NPI (1366440919) is active in the NPPES registry as of the last update on 2025-10-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.