Douglas Mcmanus, MD
NPI 1891727046 · Internal Medicine Physician · Port Washington, WI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Douglas Mcmanus, MD is a Internal Medicine Physician provider in Port Washington, WI (NPI 1891727046).
Provider details
- NPI number
- 1891727046
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 21779 (WI)
Specialties & taxonomies
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
- 2006-07-07
- Last updated
- 2010-12-27
Frequently asked questions
- What is Douglas Mcmanus's NPI number?
- Douglas Mcmanus's National Provider Identifier (NPI) is 1891727046, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Mcmanus's specialty?
- Douglas Mcmanus is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Douglas Mcmanus located?
- Douglas Mcmanus's practice location on file with NPPES is 1777 W Grand Avenue, Port Washington, WI 53074.
- What is Douglas Mcmanus's phone number?
- The practice phone number listed in the NPPES registry for Douglas Mcmanus is (262) 284-3456.
- Does Douglas Mcmanus accept Medicare?
- Douglas Mcmanus is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Douglas Mcmanus's NPI active?
- Yes — Douglas Mcmanus's NPI (1891727046) is active in the NPPES registry as of the last update on 2010-12-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.