Michael Gallagher, M.D.
NPI 1174544555 · Internal Medicine Physician · Green Bay, WI
Michael Gallagher, M.D. is a Internal Medicine Physician provider in Green Bay, WI (NPI 1174544555).
Provider details
- NPI number
- 1174544555
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 23054 (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
- 2006-07-21
- Last updated
- 2010-02-22
Frequently asked questions
- What is Michael Gallagher's NPI number?
- Michael Gallagher's National Provider Identifier (NPI) is 1174544555, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Gallagher's specialty?
- Michael Gallagher is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Gallagher located?
- Michael Gallagher's practice location on file with NPPES is 141 Siegler St, Green Bay, WI 54303-2635.
- What is Michael Gallagher's phone number?
- The practice phone number listed in the NPPES registry for Michael Gallagher is (920) 497-3126.
- Is Michael Gallagher's NPI active?
- Yes — Michael Gallagher's NPI (1174544555) is active in the NPPES registry as of the last update on 2010-02-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.