Nicole Ertl, M.D.
NPI 1457664385 · Pediatrics Physician · Madison, WI
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nicole Ertl, M.D. is a Pediatrics Physician provider in Madison, WI (NPI 1457664385).
Provider details
- NPI number
- 1457664385
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 4301096897 (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
15 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)
- 877 Forest Hill Ave SeGrand Rapids, MI 49546-2560Phone: (616) 391-9377
Registry dates
- Enumerated
- 2010-07-20
- Last updated
- 2025-12-08
- Certified
- 2025-12-08
Frequently asked questions
- What is Nicole Ertl's NPI number?
- Nicole Ertl's National Provider Identifier (NPI) is 1457664385, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicole Ertl's specialty?
- Nicole Ertl is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Nicole Ertl located?
- Nicole Ertl's practice location on file with NPPES is 4410 Regent St, Madison, WI 53705-4901.
- What is Nicole Ertl's phone number?
- The practice phone number listed in the NPPES registry for Nicole Ertl is (608) 233-9746.
- Does Nicole Ertl accept Medicare?
- Nicole Ertl is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nicole Ertl's NPI active?
- Yes — Nicole Ertl's NPI (1457664385) is active in the NPPES registry as of the last update on 2025-12-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.