Adam Greer, DO
NPI 1578206470 · Hospitalist Physician · Duluth, MN
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Adam Greer, DO is a Hospitalist Physician provider in Duluth, MN (NPI 1578206470).
Provider details
- NPI number
- 1578206470
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- Yes
- License
- 76797 (MN)
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
4 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
- 2022-04-18
- Last updated
- 2025-10-09
- Certified
- 2025-10-09
Frequently asked questions
- What is Adam Greer's NPI number?
- Adam Greer's National Provider Identifier (NPI) is 1578206470, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Adam Greer's specialty?
- Adam Greer is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Adam Greer located?
- Adam Greer's practice location on file with NPPES is 400 E 3rd St, Duluth, MN 55805-1951.
- What is Adam Greer's phone number?
- The practice phone number listed in the NPPES registry for Adam Greer is (218) 786-8364.
- Does Adam Greer accept Medicare?
- Adam Greer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Adam Greer's NPI active?
- Yes — Adam Greer's NPI (1578206470) is active in the NPPES registry as of the last update on 2025-10-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.