Joseph Hassler, CRNA
NPI 1881932960 · Certified Registered Nurse Anesthetist · Washington, MO
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Hassler, CRNA is a Certified Registered Nurse Anesthetist provider in Washington, MO (NPI 1881932960).
Provider details
- NPI number
- 1881932960
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Male
- Sole proprietor
- No
- License
- 2013001823 (MO)
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
13 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 751 Sappington Bridge RdSullivan, MO 63080-2354Phone: (573) 468-1343
Registry dates
- Enumerated
- 2013-01-23
- Last updated
- 2021-11-05
- Certified
- 2021-11-05
Frequently asked questions
- What is Joseph Hassler's NPI number?
- Joseph Hassler's National Provider Identifier (NPI) is 1881932960, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Hassler's specialty?
- Joseph Hassler is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Joseph Hassler located?
- Joseph Hassler's practice location on file with NPPES is 901 E 5th St, Washington, MO 63090-3127.
- What is Joseph Hassler's phone number?
- The practice phone number listed in the NPPES registry for Joseph Hassler is (636) 239-8000.
- Does Joseph Hassler accept Medicare?
- Joseph Hassler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Hassler's NPI active?
- Yes — Joseph Hassler's NPI (1881932960) is active in the NPPES registry as of the last update on 2021-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.