Susan Niznak, CRNA
NPI 1255379483 · Certified Registered Nurse Anesthetist · Dallas, TX
Susan Niznak, CRNA is a Certified Registered Nurse Anesthetist provider in Dallas, TX (NPI 1255379483).
Provider details
- NPI number
- 1255379483
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Female
- Sole proprietor
- No
- License
- 4704152511 (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
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
- 2006-06-02
- Last updated
- 2015-11-04
Frequently asked questions
- What is Susan Niznak's NPI number?
- Susan Niznak's National Provider Identifier (NPI) is 1255379483, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Susan Niznak's specialty?
- Susan Niznak is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Susan Niznak located?
- Susan Niznak's practice location on file with NPPES is 13601 Preston Rd, Dallas, TX 75240-4911.
- What is Susan Niznak's phone number?
- The practice phone number listed in the NPPES registry for Susan Niznak is (972) 715-5000.
- Is Susan Niznak's NPI active?
- Yes — Susan Niznak's NPI (1255379483) is active in the NPPES registry as of the last update on 2015-11-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.