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Ronald Messner, MD
NPI 1720164833 · Rheumatology Physician · Minneapolis, MN
Ronald Messner, MD is a Rheumatology Physician provider in Minneapolis, MN (NPI 1720164833).
Provider details
- NPI number
- 1720164833
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 17246 (MN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
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
516 Delaware Street Se, Clinic 6a
University of Minnesota Physicians
Minneapolis, MN 55455
Phone: (612) 625-8690
Street-level locationGet directions
Mailing address
420 Delaware St Se, Mmc 108
Minneapolis, MN 55455
Registry dates
- Enumerated
- 2006-10-31
- Last updated
- 2007-07-08
Frequently asked questions
- What is Ronald Messner's NPI number?
- Ronald Messner's National Provider Identifier (NPI) is 1720164833, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Messner's specialty?
- Ronald Messner is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Messner located?
- Ronald Messner's practice location on file with NPPES is 516 Delaware Street Se, Clinic 6a, Minneapolis, MN 55455.
- What is Ronald Messner's phone number?
- The practice phone number listed in the NPPES registry for Ronald Messner is (612) 625-8690.
- Is Ronald Messner's NPI active?
- Yes — Ronald Messner's NPI (1720164833) 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.