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Barbara Zwolska-Demczuk, MD
NPI 1114997053 · Anesthesiology Physician · Newark, NJ
Barbara Zwolska-Demczuk, MD is a Anesthesiology Physician provider in Newark, NJ (NPI 1114997053).
Provider details
- NPI number
- 1114997053
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- License
- 25MA04022100 (NJ)
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
201 Lyons Ave
Newark, NJ 07112-2027
Phone: (201) 943-0034
Fax: (201) 943-8105
Street-level locationGet directions
Mailing address
Po Box 724
Millburn, NJ 07041-0724
Registry dates
- Enumerated
- 2006-01-24
- Last updated
- 2007-07-09
Frequently asked questions
- What is Barbara Zwolska-Demczuk's NPI number?
- Barbara Zwolska-Demczuk's National Provider Identifier (NPI) is 1114997053, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Barbara Zwolska-Demczuk's specialty?
- Barbara Zwolska-Demczuk is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Barbara Zwolska-Demczuk located?
- Barbara Zwolska-Demczuk's practice location on file with NPPES is 201 Lyons Ave, Newark, NJ 07112-2027.
- What is Barbara Zwolska-Demczuk's phone number?
- The practice phone number listed in the NPPES registry for Barbara Zwolska-Demczuk is (201) 943-0034.
- Is Barbara Zwolska-Demczuk's NPI active?
- Yes — Barbara Zwolska-Demczuk's NPI (1114997053) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.