Robert Neilson, M.D.
NPI 1952390338 · Internal Medicine Physician · Winona, MN
Robert Neilson, M.D. is a Internal Medicine Physician provider in Winona, MN (NPI 1952390338).
Provider details
- NPI number
- 1952390338
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- L4594 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2005-10-18
- Last updated
- 2012-02-29
Frequently asked questions
- What is Robert Neilson's NPI number?
- Robert Neilson's National Provider Identifier (NPI) is 1952390338, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Neilson's specialty?
- Robert Neilson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Neilson located?
- Robert Neilson's practice location on file with NPPES is 855 Mankato Ave, Winona, MN 55987-4868.
- What is Robert Neilson's phone number?
- The practice phone number listed in the NPPES registry for Robert Neilson is (507) 454-3650.
- Is Robert Neilson's NPI active?
- Yes — Robert Neilson's NPI (1952390338) is active in the NPPES registry as of the last update on 2012-02-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.