Judith Grewatz, CRNA
NPI 1730139759 · Certified Registered Nurse Anesthetist · Duluth, MN
Judith Grewatz, CRNA is a Certified Registered Nurse Anesthetist provider in Duluth, MN (NPI 1730139759).
Provider details
- NPI number
- 1730139759
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Female
- License
- R136043-5 (MN)
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
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
Mailing address
Registry dates
- Enumerated
- 2006-05-11
- Last updated
- 2007-07-08
Frequently asked questions
- What is Judith Grewatz's NPI number?
- Judith Grewatz's National Provider Identifier (NPI) is 1730139759, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Judith Grewatz's specialty?
- Judith Grewatz is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Judith Grewatz located?
- Judith Grewatz's practice location on file with NPPES is 915 E 1st St, Duluth, MN 55805-2107.
- What is Judith Grewatz's phone number?
- The practice phone number listed in the NPPES registry for Judith Grewatz is (218) 249-5555.
- Is Judith Grewatz's NPI active?
- Yes — Judith Grewatz's NPI (1730139759) 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.