Nicklas Oldenburg, M.D.
NPI 1801899760 belongs to Nicklas Oldenburg, M.D., a radiation oncology physician with a practice location in Providence, RI. The NPI was issued on May 24, 2005, and the record was last updated in NPPES on March 10, 2026. The record lists 2 taxonomy codes. One additional practice location is listed.
Taxonomies and licenses
| Taxonomy | Code | License |
|---|---|---|
| Radiation Oncology Physician Primary | 2085R0001X | MD10931 (RI) |
| Radiation Oncology Physician | 2085R0001X | 205005 (MA) |
Practice locations
Local context
Active NPPES records list 48 providers with radiation oncology physician as the primary taxonomy within 25 miles of this practice location's ZIP code, 31 of them within 10 miles.
The same primary taxonomy is listed by 39 in Rhode Island and 8,860 nationwide.
These are counts from NPPES records, not a ranking or recommendation. Distances are measured between ZIP code centers, not street addresses.
Record history
- Name on record
- Dr. Nicklas B Oldenburg
- Status
- Active
- NPI issued
- Last updated in NPPES
Is this your record? Updates are made through NPPES, the official National Plan and Provider Enumeration System.
NPPES data as of · Source: CMS NPPES
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