William O'Brien, M.D.
NPI 1700860558 belongs to William O'Brien, M.D., a maternal & fetal medicine physician with a practice location in Fort Myers, FL. The NPI was issued on December 5, 2005, and the record was last updated in NPPES on July 13, 2026.
Taxonomies and licenses
| Taxonomy | Code | License |
|---|---|---|
| Maternal & Fetal Medicine Physician Primary | 207VM0101X | ME42212 (FL) |
Practice location
Local context
Active NPPES records list 13 providers with maternal & fetal medicine physician as the primary taxonomy within 25 miles of this practice location's ZIP code, 12 of them within 10 miles.
The same primary taxonomy is listed by 344 in Florida and 4,133 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. William Francis O'Brien
- 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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