Christy Haak, DO
NPI 1558857557 · Anesthesiology Physician · Lansing, MI
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christy Haak, DO is a Anesthesiology Physician provider in Lansing, MI (NPI 1558857557).
Provider details
- NPI number
- 1558857557
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- 5101024039 (MI)
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
7 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
- 2018-07-03
- Last updated
- 2018-07-03
Frequently asked questions
- What is Christy Haak's NPI number?
- Christy Haak's National Provider Identifier (NPI) is 1558857557, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christy Haak's specialty?
- Christy Haak is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Christy Haak located?
- Christy Haak's practice location on file with NPPES is 401 W Greenlawn Ave, Lansing, MI 48910-2819.
- What is Christy Haak's phone number?
- The practice phone number listed in the NPPES registry for Christy Haak is (517) 975-6000.
- Does Christy Haak accept Medicare?
- Christy Haak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christy Haak's NPI active?
- Yes — Christy Haak's NPI (1558857557) is active in the NPPES registry as of the last update on 2018-07-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.