John Swanson, M.D.
NPI 1821123019 · Hospice and Palliative Medicine (Internal Medicine) Physician · Appleton, WI
John Swanson, M.D. is a Hospice and Palliative Medicine (Internal Medicine) Physician provider in Appleton, WI (NPI 1821123019).
Provider details
- NPI number
- 1821123019
- Entity type
- Individual
- Primary specialty
- Hospice and Palliative Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 32771 (WI)
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
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
- 2007-02-21
- Last updated
- 2016-10-25
Frequently asked questions
- What is John Swanson's NPI number?
- John Swanson's National Provider Identifier (NPI) is 1821123019, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Swanson's specialty?
- John Swanson is listed in the NPPES registry with a primary specialty of Hospice and Palliative Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is John Swanson located?
- John Swanson's practice location on file with NPPES is 3925 N Gateway Dr, Appleton, WI 54913-7863.
- What is John Swanson's phone number?
- The practice phone number listed in the NPPES registry for John Swanson is (920) 749-1171.
- Is John Swanson's NPI active?
- Yes — John Swanson's NPI (1821123019) is active in the NPPES registry as of the last update on 2016-10-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.