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Donald Blatnik, M.D.
NPI 1700027810 · Otolaryngology Physician · Oconomowoc, WI
Donald Blatnik, M.D. is a Otolaryngology Physician provider in Oconomowoc, WI (NPI 1700027810).
Provider details
- NPI number
- 1700027810
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 14334-020 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(86/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
4555 Hewitts Point Rd
Oconomowoc, WI 53066-3314
Phone: (262) 649-4381
Street-level locationGet directions
Mailing address
4555 Hewitts Point Rd
Oconomowoc, WI 53066-3314
Registry dates
- Enumerated
- 2009-03-19
- Last updated
- 2009-03-19
Frequently asked questions
- What is Donald Blatnik's NPI number?
- Donald Blatnik's National Provider Identifier (NPI) is 1700027810, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donald Blatnik's specialty?
- Donald Blatnik is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Donald Blatnik located?
- Donald Blatnik's practice location on file with NPPES is 4555 Hewitts Point Rd, Oconomowoc, WI 53066-3314.
- What is Donald Blatnik's phone number?
- The practice phone number listed in the NPPES registry for Donald Blatnik is (262) 649-4381.
- Is Donald Blatnik's NPI active?
- Yes — Donald Blatnik's NPI (1700027810) is active in the NPPES registry as of the last update on 2009-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.