Walter Kowtoniuk, D.O.
NPI 1972643336 · Family Medicine Physician · Johnstown, PA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Walter Kowtoniuk, D.O. is a Family Medicine Physician provider in Johnstown, PA (NPI 1972643336).
Provider details
- NPI number
- 1972643336
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- OS004977L (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2007-02-07
- Last updated
- 2010-08-03
Frequently asked questions
- What is Walter Kowtoniuk's NPI number?
- Walter Kowtoniuk's National Provider Identifier (NPI) is 1972643336, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Walter Kowtoniuk's specialty?
- Walter Kowtoniuk is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Walter Kowtoniuk located?
- Walter Kowtoniuk's practice location on file with NPPES is 226 Fairfield Ave, Johnstown, PA 15906.
- What is Walter Kowtoniuk's phone number?
- The practice phone number listed in the NPPES registry for Walter Kowtoniuk is (814) 535-6167.
- Does Walter Kowtoniuk accept Medicare?
- Walter Kowtoniuk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Walter Kowtoniuk's NPI active?
- Yes — Walter Kowtoniuk's NPI (1972643336) is active in the NPPES registry as of the last update on 2010-08-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.