Mario Powell, MD
NPI 1609828391 · Neonatal-Perinatal Medicine Physician · Grafton, WI
Mario Powell, MD is a Neonatal-Perinatal Medicine Physician provider in Grafton, WI (NPI 1609828391).
Provider details
- NPI number
- 1609828391
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 46494 (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
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
- 2006-05-17
- Last updated
- 2019-09-17
Frequently asked questions
- What is Mario Powell's NPI number?
- Mario Powell's National Provider Identifier (NPI) is 1609828391, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mario Powell's specialty?
- Mario Powell is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mario Powell located?
- Mario Powell's practice location on file with NPPES is 975 Port Washington Rd, Grafton, WI 53024-9201.
- What is Mario Powell's phone number?
- The practice phone number listed in the NPPES registry for Mario Powell is (262) 329-1000.
- Is Mario Powell's NPI active?
- Yes — Mario Powell's NPI (1609828391) is active in the NPPES registry as of the last update on 2019-09-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.