Holli Sadler, MD
NPI 1477715415 · Internal Medicine Physician · Austin, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Holli Sadler, MD is a Internal Medicine Physician provider in Austin, TX (NPI 1477715415).
Provider details
- NPI number
- 1477715415
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- N9290 (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
17 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
- 2008-07-01
- Last updated
- 2016-12-08
Frequently asked questions
- What is Holli Sadler's NPI number?
- Holli Sadler's National Provider Identifier (NPI) is 1477715415, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Holli Sadler's specialty?
- Holli Sadler is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Holli Sadler located?
- Holli Sadler's practice location on file with NPPES is 601 E 15th Street, Austin, TX 78701.
- What is Holli Sadler's phone number?
- The practice phone number listed in the NPPES registry for Holli Sadler is (512) 324-7000.
- Does Holli Sadler accept Medicare?
- Holli Sadler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Holli Sadler's NPI active?
- Yes — Holli Sadler's NPI (1477715415) is active in the NPPES registry as of the last update on 2016-12-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.