Gregg Tetting, MD
NPI 1023196524 · Pediatrics Physician · Oak Creek, WI
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregg Tetting, MD is a Pediatrics Physician provider in Oak Creek, WI (NPI 1023196524).
Provider details
- NPI number
- 1023196524
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 37559-20 (WI)
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
19 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)
- 331 E. Puetz RdSte 104Oak Creek, WI 53154-3253Phone: (414) 570-3590Fax: (414) 570-3599
Registry dates
- Enumerated
- 2006-11-01
- Last updated
- 2024-05-28
- Certified
- 2024-05-28
Frequently asked questions
- What is Gregg Tetting's NPI number?
- Gregg Tetting's National Provider Identifier (NPI) is 1023196524, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregg Tetting's specialty?
- Gregg Tetting is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Gregg Tetting located?
- Gregg Tetting's practice location on file with NPPES is 200 E Ryan Rd, Oak Creek, WI 53154-4563.
- What is Gregg Tetting's phone number?
- The practice phone number listed in the NPPES registry for Gregg Tetting is (414) 570-3590.
- Does Gregg Tetting accept Medicare?
- Gregg Tetting is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregg Tetting's NPI active?
- Yes — Gregg Tetting's NPI (1023196524) is active in the NPPES registry as of the last update on 2024-05-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.