John Scharnberg, M.D.
NPI 1578518908 · Neonatal-Perinatal Medicine Physician · Austin, TX
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Scharnberg, M.D. is a Neonatal-Perinatal Medicine Physician provider in Austin, TX (NPI 1578518908).
Provider details
- NPI number
- 1578518908
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- E4659 (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
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
Mailing address
Registry dates
- Enumerated
- 2006-05-24
- Last updated
- 2008-01-18
Frequently asked questions
- What is John Scharnberg's NPI number?
- John Scharnberg's National Provider Identifier (NPI) is 1578518908, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Scharnberg's specialty?
- John Scharnberg is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Scharnberg located?
- John Scharnberg's practice location on file with NPPES is 1201 W 38th St, Austin, TX 78705-1006.
- What is John Scharnberg's phone number?
- The practice phone number listed in the NPPES registry for John Scharnberg is (512) 324-1086.
- Does John Scharnberg accept Medicare?
- John Scharnberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Scharnberg's NPI active?
- Yes — John Scharnberg's NPI (1578518908) is active in the NPPES registry as of the last update on 2008-01-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.