William Klemczuk, DNP, CRNA
NPI 1134613359 · Certified Registered Nurse Anesthetist · Salem, MA
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Klemczuk, DNP, CRNA is a Certified Registered Nurse Anesthetist provider in Salem, MA (NPI 1134613359).
Provider details
- NPI number
- 1134613359
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP, CRNA
- Sex
- Male
- Sole proprietor
- Yes
- License
- RN2306913 (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
8 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)
- 83 Lynn StPeabody, MA 01960-5735Phone: (857) 445-6525
Registry dates
- Enumerated
- 2018-06-20
- Last updated
- 2025-07-31
- Certified
- 2025-07-31
Frequently asked questions
- What is William Klemczuk's NPI number?
- William Klemczuk's National Provider Identifier (NPI) is 1134613359, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Klemczuk's specialty?
- William Klemczuk is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is William Klemczuk located?
- William Klemczuk's practice location on file with NPPES is 81 Highland Ave, Salem, MA 01970-2768.
- What is William Klemczuk's phone number?
- The practice phone number listed in the NPPES registry for William Klemczuk is (978) 741-1200.
- Does William Klemczuk accept Medicare?
- William Klemczuk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Klemczuk's NPI active?
- Yes — William Klemczuk's NPI (1134613359) is active in the NPPES registry as of the last update on 2025-07-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.