IndividualActive
Larry Lewellyn, D.O.
NPI 1821064098 · Pediatrics Physician · Austin, TX
Larry Lewellyn, D.O. is a Pediatrics Physician provider in Austin, TX (NPI 1821064098).
Provider details
- NPI number
- 1821064098
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G4336 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
4007 James Casey St
Suite A150
Austin, TX 78745-3369
Phone: (512) 447-0707
Street-level locationGet directions
Mailing address
4007 James Casey St
Austin, TX 78745-3369
Registry dates
- Enumerated
- 2006-02-27
- Last updated
- 2011-09-20
Frequently asked questions
- What is Larry Lewellyn's NPI number?
- Larry Lewellyn's National Provider Identifier (NPI) is 1821064098, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Larry Lewellyn's specialty?
- Larry Lewellyn is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Larry Lewellyn located?
- Larry Lewellyn's practice location on file with NPPES is 4007 James Casey St, Austin, TX 78745-3369.
- What is Larry Lewellyn's phone number?
- The practice phone number listed in the NPPES registry for Larry Lewellyn is (512) 447-0707.
- Is Larry Lewellyn's NPI active?
- Yes — Larry Lewellyn's NPI (1821064098) is active in the NPPES registry as of the last update on 2011-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.