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Michael Hagan, MD
NPI 1710924642 · Internal Medicine Physician · Billings, MT
Michael Hagan, MD is a Internal Medicine Physician provider in Billings, MT (NPI 1710924642).
Provider details
- NPI number
- 1710924642
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 7375 (MT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
2900 12th Ave N
Suite 160w
Billings, MT 59101-7506
Phone: (406) 237-8500
Fax: (406) 237-8501
Street-level locationGet directions
Mailing address
2900 12th Ave N
Billings, MT 59101-7506
Registry dates
- Enumerated
- 2006-05-31
- Last updated
- 2014-02-20
Frequently asked questions
- What is Michael Hagan's NPI number?
- Michael Hagan's National Provider Identifier (NPI) is 1710924642, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Hagan's specialty?
- Michael Hagan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Hagan located?
- Michael Hagan's practice location on file with NPPES is 2900 12th Ave N, Billings, MT 59101-7506.
- What is Michael Hagan's phone number?
- The practice phone number listed in the NPPES registry for Michael Hagan is (406) 237-8500.
- Is Michael Hagan's NPI active?
- Yes — Michael Hagan's NPI (1710924642) is active in the NPPES registry as of the last update on 2014-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.