Byron Darby, MD
NPI 1417959669 · Obstetrics & Gynecology Physician · Austin, TX
Byron Darby, MD is a Obstetrics & Gynecology Physician provider in Austin, TX (NPI 1417959669).
Provider details
- NPI number
- 1417959669
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- E9051 (TX)
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
21 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-06-01
- Last updated
- 2014-05-15
Frequently asked questions
- What is Byron Darby's NPI number?
- Byron Darby's National Provider Identifier (NPI) is 1417959669, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Byron Darby's specialty?
- Byron Darby is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Byron Darby located?
- Byron Darby's practice location on file with NPPES is 12201 Renfert Way, Austin, TX 78758-5369.
- What is Byron Darby's phone number?
- The practice phone number listed in the NPPES registry for Byron Darby is (512) 339-6626.
- Is Byron Darby's NPI active?
- Yes — Byron Darby's NPI (1417959669) is active in the NPPES registry as of the last update on 2014-05-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.