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Richard Armstrong, MD
NPI 1689774523 · Internal Medicine Physician · Madison, WI
Richard Armstrong, MD is a Internal Medicine Physician provider in Madison, WI (NPI 1689774523).
Provider details
- NPI number
- 1689774523
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 18845 (WI)
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
1821 S Stoughton Rd
Dean Medical Center
Madison, WI 53716-2257
Phone: (608) 260-6000
Fax: (608) 260-6939
Street-level locationGet directions
Mailing address
1821 S Stoughton Rd
Madison, WI 53716-2257
Registry dates
- Enumerated
- 2006-09-22
- Last updated
- 2010-06-09
Frequently asked questions
- What is Richard Armstrong's NPI number?
- Richard Armstrong's National Provider Identifier (NPI) is 1689774523, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Armstrong's specialty?
- Richard Armstrong is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Richard Armstrong located?
- Richard Armstrong's practice location on file with NPPES is 1821 S Stoughton Rd, Madison, WI 53716-2257.
- What is Richard Armstrong's phone number?
- The practice phone number listed in the NPPES registry for Richard Armstrong is (608) 260-6000.
- Is Richard Armstrong's NPI active?
- Yes — Richard Armstrong's NPI (1689774523) is active in the NPPES registry as of the last update on 2010-06-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.