John Gebert, M.D.
NPI 1235198425 · Radiation Oncology Physician · Ogdensburg, NY
John Gebert, M.D. is a Radiation Oncology Physician provider in Ogdensburg, NY (NPI 1235198425).
Provider details
- NPI number
- 1235198425
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 2431371 (NY)
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
- 2006-03-17
- Last updated
- 2012-03-07
Frequently asked questions
- What is John Gebert's NPI number?
- John Gebert's National Provider Identifier (NPI) is 1235198425, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Gebert's specialty?
- John Gebert is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is John Gebert located?
- John Gebert's practice location on file with NPPES is 5 Lyon Place, Ogdensburg, NY 13669-2586.
- What is John Gebert's phone number?
- The practice phone number listed in the NPPES registry for John Gebert is (315) 393-3600.
- Is John Gebert's NPI active?
- Yes — John Gebert's NPI (1235198425) is active in the NPPES registry as of the last update on 2012-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.