Gregory Zieniuk, M.D.
NPI 1811139710 · Pediatrics Physician · Voorhees, NJ
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Zieniuk, M.D. is a Pediatrics Physician provider in Voorhees, NJ (NPI 1811139710).
Provider details
- NPI number
- 1811139710
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD444659 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2009-03-24
- Last updated
- 2020-10-29
- Certified
- 2020-10-29
Frequently asked questions
- What is Gregory Zieniuk's NPI number?
- Gregory Zieniuk's National Provider Identifier (NPI) is 1811139710, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Zieniuk's specialty?
- Gregory Zieniuk is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Zieniuk located?
- Gregory Zieniuk's practice location on file with NPPES is 100 Bowman Dr, Voorhees, NJ 08043-9612.
- What is Gregory Zieniuk's phone number?
- The practice phone number listed in the NPPES registry for Gregory Zieniuk is (856) 325-3000.
- Does Gregory Zieniuk accept Medicare?
- Gregory Zieniuk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Zieniuk's NPI active?
- Yes — Gregory Zieniuk's NPI (1811139710) is active in the NPPES registry as of the last update on 2020-10-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.