Derek Demianczyk, D.M.D.
NPI 1043655335 · General Practice Dentistry · King of Prussia, PA
Enrolled with Medicare as Order and Referring Only - Dentist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Derek Demianczyk, D.M.D. is a General Practice Dentistry provider in King of Prussia, PA (NPI 1043655335).
Provider details
- NPI number
- 1043655335
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- D.M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- DS040025 (PA)
Specialties & taxonomies
Dental Providers
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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
Additional practice locations (2)
- 1220 W Chester PikeHavertown, PA 19083-3339Phone: (484) 454-3230
- 625 N Charlotte St Ste 2nPottstown, PA 19464-4645Phone: (484) 300-4220
Registry dates
- Enumerated
- 2013-05-01
- Last updated
- 2020-12-30
- Certified
- 2020-12-30
Frequently asked questions
- What is Derek Demianczyk's NPI number?
- Derek Demianczyk's National Provider Identifier (NPI) is 1043655335, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derek Demianczyk's specialty?
- Derek Demianczyk is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is Derek Demianczyk located?
- Derek Demianczyk's practice location on file with NPPES is 357 S Gulph Rd Ste 110, King of Prussia, PA 19406-3174.
- What is Derek Demianczyk's phone number?
- The practice phone number listed in the NPPES registry for Derek Demianczyk is (610) 337-2325.
- Does Derek Demianczyk accept Medicare?
- Derek Demianczyk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Derek Demianczyk's NPI active?
- Yes — Derek Demianczyk's NPI (1043655335) is active in the NPPES registry as of the last update on 2020-12-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.