John Stryker, M.D.
NPI 1023096799 · Radiation Oncology Physician · Lemoyne, PA
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Stryker, M.D. is a Radiation Oncology Physician provider in Lemoyne, PA (NPI 1023096799).
Provider details
- NPI number
- 1023096799
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD14804E (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2006-01-04
- Last updated
- 2007-07-09
Frequently asked questions
- What is John Stryker's NPI number?
- John Stryker's National Provider Identifier (NPI) is 1023096799, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Stryker's specialty?
- John Stryker is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is John Stryker located?
- John Stryker's practice location on file with NPPES is 1023 Mumma Rd, Lemoyne, PA 17043-1164.
- What is John Stryker's phone number?
- The practice phone number listed in the NPPES registry for John Stryker is (717) 724-4672.
- Does John Stryker accept Medicare?
- John Stryker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Stryker's NPI active?
- Yes — John Stryker's NPI (1023096799) 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.