Mark Dvorak, CRNA
NPI 1699750661 · Certified Registered Nurse Anesthetist · Lake Geneva, WI
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Dvorak, CRNA is a Certified Registered Nurse Anesthetist provider in Lake Geneva, WI (NPI 1699750661).
Provider details
- NPI number
- 1699750661
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Male
- Sole proprietor
- No
- License
- 104604-030 (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
- 2005-12-13
- Last updated
- 2016-06-13
Frequently asked questions
- What is Mark Dvorak's NPI number?
- Mark Dvorak's National Provider Identifier (NPI) is 1699750661, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Dvorak's specialty?
- Mark Dvorak is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mark Dvorak located?
- Mark Dvorak's practice location on file with NPPES is N2950 State Road 67, Lake Geneva, WI 53147-2655.
- What is Mark Dvorak's phone number?
- The practice phone number listed in the NPPES registry for Mark Dvorak is (262) 245-4990.
- Does Mark Dvorak accept Medicare?
- Mark Dvorak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Dvorak's NPI active?
- Yes — Mark Dvorak's NPI (1699750661) is active in the NPPES registry as of the last update on 2016-06-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.