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Dennis Derck, D.O.
NPI 1831165992 · Ophthalmology Physician · Sunbury, PA
Dennis Derck, D.O. is a Ophthalmology Physician provider in Sunbury, PA (NPI 1831165992).
Provider details
- NPI number
- 1831165992
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- OS008868L (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
385 State St
Sunbury, PA 17801-2531
Phone: (570) 286-6773
Fax: (570) 286-7967
Street-level locationGet directions
Mailing address
100 N Academy Ave
Danville, PA 17822-3034
Registry dates
- Enumerated
- 2006-02-27
- Last updated
- 2020-08-19
- Certified
- 2020-08-19
Frequently asked questions
- What is Dennis Derck's NPI number?
- Dennis Derck's National Provider Identifier (NPI) is 1831165992, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dennis Derck's specialty?
- Dennis Derck is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Dennis Derck located?
- Dennis Derck's practice location on file with NPPES is 385 State St, Sunbury, PA 17801-2531.
- What is Dennis Derck's phone number?
- The practice phone number listed in the NPPES registry for Dennis Derck is (570) 286-6773.
- Is Dennis Derck's NPI active?
- Yes — Dennis Derck's NPI (1831165992) is active in the NPPES registry as of the last update on 2020-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.