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Istvan Hajduk, MD
NPI 1174525927 · Pulmonary Disease Physician · Butler, PA
Istvan Hajduk, MD is a Pulmonary Disease Physician provider in Butler, PA (NPI 1174525927).
Provider details
- NPI number
- 1174525927
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD-068525-L (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
389 New Castle Rd
Butler, PA 16001-1743
Phone: (724) 282-2216
Fax: (724) 282-1861
Street-level locationGet directions
Mailing address
Po Box 1549
Butler, PA 16003-1549
Registry dates
- Enumerated
- 2005-08-11
- Last updated
- 2017-02-10
Frequently asked questions
- What is Istvan Hajduk's NPI number?
- Istvan Hajduk's National Provider Identifier (NPI) is 1174525927, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Istvan Hajduk's specialty?
- Istvan Hajduk is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Istvan Hajduk located?
- Istvan Hajduk's practice location on file with NPPES is 389 New Castle Rd, Butler, PA 16001-1743.
- What is Istvan Hajduk's phone number?
- The practice phone number listed in the NPPES registry for Istvan Hajduk is (724) 282-2216.
- Is Istvan Hajduk's NPI active?
- Yes — Istvan Hajduk's NPI (1174525927) is active in the NPPES registry as of the last update on 2017-02-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.