Romualdo Diaz, MD
NPI 1134531528 · Family Medicine Physician · Huntsville, AL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Romualdo Diaz, MD is a Family Medicine Physician provider in Huntsville, AL (NPI 1134531528).
Provider details
- NPI number
- 1134531528
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD36274 (AL)
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
12 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.
Practice location
Mailing address
Additional practice locations (1)
- 104 Spenryn DrMadison, AL 35758-1890Phone: (256) 772-4300Fax: (256) 772-4302
Registry dates
- Enumerated
- 2014-05-20
- Last updated
- 2022-07-21
Frequently asked questions
- What is Romualdo Diaz's NPI number?
- Romualdo Diaz's National Provider Identifier (NPI) is 1134531528, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Romualdo Diaz's specialty?
- Romualdo Diaz is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Romualdo Diaz located?
- Romualdo Diaz's practice location on file with NPPES is 813 Franklin St Se, Huntsville, AL 35801-4311.
- What is Romualdo Diaz's phone number?
- The practice phone number listed in the NPPES registry for Romualdo Diaz is (256) 519-3650.
- Does Romualdo Diaz accept Medicare?
- Romualdo Diaz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Romualdo Diaz's NPI active?
- Yes — Romualdo Diaz's NPI (1134531528) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.