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Ann Ernst, DO
NPI 1821085275 · Anesthesiology Physician · Lansing, MI
Ann Ernst, DO is a Anesthesiology Physician provider in Lansing, MI (NPI 1821085275).
Provider details
- NPI number
- 1821085275
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- License
- 5101006957 (MI)
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
1200 E Michigan Ave
Ste 370
Lansing, MI 48912-1800
Phone: (517) 484-4451
Fax: (517) 484-0291
Street-level locationGet directions
Mailing address
4850 Lakeshore Rd
Fort Gratiot, MI 48059-3538
Registry dates
- Enumerated
- 2005-09-30
- Last updated
- 2007-07-08
Frequently asked questions
- What is Ann Ernst's NPI number?
- Ann Ernst's National Provider Identifier (NPI) is 1821085275, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ann Ernst's specialty?
- Ann Ernst is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Ann Ernst located?
- Ann Ernst's practice location on file with NPPES is 1200 E Michigan Ave, Lansing, MI 48912-1800.
- What is Ann Ernst's phone number?
- The practice phone number listed in the NPPES registry for Ann Ernst is (517) 484-4451.
- Is Ann Ernst's NPI active?
- Yes — Ann Ernst's NPI (1821085275) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.