John Bussa, MD
NPI 1972612661 · Ophthalmology Physician · Janesville, WI
John Bussa, MD is a Ophthalmology Physician provider in Janesville, WI (NPI 1972612661).
Provider details
- NPI number
- 1972612661
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 29041 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Ophthalmology Physician207W00000X
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
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
- 2006-08-29
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Bussa's NPI number?
- John Bussa's National Provider Identifier (NPI) is 1972612661, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Bussa's specialty?
- John Bussa is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is John Bussa located?
- John Bussa's practice location on file with NPPES is 3524 E Milwaukee St, Janesville, WI 53546-1626.
- What is John Bussa's phone number?
- The practice phone number listed in the NPPES registry for John Bussa is (608) 756-7100.
- Is John Bussa's NPI active?
- Yes — John Bussa's NPI (1972612661) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.