James Nettum, MD
NPI 1619929700 · Family Medicine Physician · Madison, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Nettum, MD is a Family Medicine Physician provider in Madison, WI (NPI 1619929700).
Provider details
- NPI number
- 1619929700
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 29491-020 (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
- 2011-09-19
Frequently asked questions
- What is James Nettum's NPI number?
- James Nettum's National Provider Identifier (NPI) is 1619929700, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Nettum's specialty?
- James Nettum is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is James Nettum located?
- James Nettum's practice location on file with NPPES is 1313 Fish Hatchery Rd, Madison, WI 53715-1911.
- What is James Nettum's phone number?
- The practice phone number listed in the NPPES registry for James Nettum is (608) 252-8000.
- Does James Nettum accept Medicare?
- James Nettum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Nettum's NPI active?
- Yes — James Nettum's NPI (1619929700) is active in the NPPES registry as of the last update on 2011-09-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.