Margaret Sitterson
NPI 1639390966 · Certified Registered Nurse Anesthetist · Lansing, MI
Margaret Sitterson is a Certified Registered Nurse Anesthetist provider in Lansing, MI (NPI 1639390966).
Provider details
- NPI number
- 1639390966
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 4704063088 (MI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
- 2007-05-02
- Last updated
- 2007-07-08
Frequently asked questions
- What is Margaret Sitterson's NPI number?
- Margaret Sitterson's National Provider Identifier (NPI) is 1639390966, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Sitterson's specialty?
- Margaret Sitterson is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Margaret Sitterson located?
- Margaret Sitterson's practice location on file with NPPES is 401 W Greenlawn Ave, Lansing, MI 48910-2819.
- What is Margaret Sitterson's phone number?
- The practice phone number listed in the NPPES registry for Margaret Sitterson is (517) 377-8225.
- Is Margaret Sitterson's NPI active?
- Yes — Margaret Sitterson's NPI (1639390966) 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.