Dennis Roy Ferrer, MD
NPI 1386750917 · Endocrinology, Diabetes & Metabolism Physician · Shenandoah, TX
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dennis Roy Ferrer, MD is a Endocrinology, Diabetes & Metabolism Physician provider in Shenandoah, TX (NPI 1386750917).
Provider details
- NPI number
- 1386750917
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- L6375 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
3 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 · 80 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 901 | 246 |
| Semaglutidebrand: Ozempic | 624 | 110 |
| Insulin Aspartbrand: Novolog Flexpen | 475 | 161 |
| Empagliflozinbrand: Jardiance | 412 | 82 |
| Insulin Degludec/Liraglutidebrand: Xultophy 100-3.6 | 361 | 94 |
| Insulin Glargine,hum.rec.anlogbrand: Basaglar Kwikpen U-100 | 304 |
Practice location
Mailing address
Additional practice locations (2)
- 13105 Wortham Center DrHouston, TX 77065-5611Phone: (713) 442-4000
- 15655 Cypress Wood Medical Dr Ste 100Houston, TX 77014-1487Phone: (713) 442-1700
Registry dates
- Enumerated
- 2006-08-23
- Last updated
- 2021-06-07
- Certified
- 2021-06-07
Frequently asked questions
- What is Dennis Roy Ferrer's NPI number?
- Dennis Roy Ferrer's National Provider Identifier (NPI) is 1386750917, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dennis Roy Ferrer's specialty?
- Dennis Roy Ferrer is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Dennis Roy Ferrer located?
- Dennis Roy Ferrer's practice location on file with NPPES is 106 Vision Park Blvd, Shenandoah, TX 77384-3000.
- What is Dennis Roy Ferrer's phone number?
- The practice phone number listed in the NPPES registry for Dennis Roy Ferrer is (713) 442-1800.
- Does Dennis Roy Ferrer accept Medicare?
- Dennis Roy Ferrer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dennis Roy Ferrer's NPI active?
- Yes — Dennis Roy Ferrer's NPI (1386750917) is active in the NPPES registry as of the last update on 2021-06-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.