Sima Sharma Tiwari
NPI 1043904055 · Certified Registered Nurse Anesthetist · Worcester, MA
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sima Sharma Tiwari is a Certified Registered Nurse Anesthetist provider in Worcester, MA (NPI 1043904055).
Provider details
- NPI number
- 1043904055
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- RN2304583 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
- 2023-06-05
- Last updated
- 2024-09-13
- Certified
- 2024-09-13
Frequently asked questions
- What is Sima Sharma Tiwari's NPI number?
- Sima Sharma Tiwari's National Provider Identifier (NPI) is 1043904055, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sima Sharma Tiwari's specialty?
- Sima Sharma Tiwari is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sima Sharma Tiwari located?
- Sima Sharma Tiwari's practice location on file with NPPES is 55 Lake Ave N, Worcester, MA 01655-0002.
- What is Sima Sharma Tiwari's phone number?
- The practice phone number listed in the NPPES registry for Sima Sharma Tiwari is (508) 856-3271.
- Does Sima Sharma Tiwari accept Medicare?
- Sima Sharma Tiwari is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sima Sharma Tiwari's NPI active?
- Yes — Sima Sharma Tiwari's NPI (1043904055) is active in the NPPES registry as of the last update on 2024-09-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.