Dennis O'Brien, MD
NPI 1568673903 belongs to Dennis O'Brien, MD, a pediatric hematology & oncology physician with a practice location in Indianapolis, IN. The NPI was issued on May 25, 2007, and the record was last updated in NPPES on March 6, 2026. One additional practice location is listed.
Taxonomies and licenses
| Taxonomy | Code | License |
|---|---|---|
| Pediatric Hematology & Oncology Physician Primary | 2080P0207X | 01063696A (IN) |
Practice locations
Local context
Active NPPES records list 73 providers with pediatric hematology & oncology physician as the primary taxonomy within 25 miles of this practice location's ZIP code.
The same primary taxonomy is listed by 81 in Indiana and 3,920 nationwide.
These are counts from NPPES records, not a ranking or recommendation. Distances are measured between ZIP code centers, not street addresses.
Other providers at this address
- Aaron McLaughlin, MD (Developmental - Behavioral Pediatrics Physician)
- Abbie Whitman, MD (Pediatrics Physician)
- Abhishek Vedavalli, M.B.B.S, MPH, MD (Critical Care Medicine (Internal Medicine) Physician)
- Abigail Klemsz, MD, PHD (Developmental - Behavioral Pediatrics Physician)
- Abigail Melemed, MD (Neonatal-Perinatal Medicine Physician)
- Abigail Russi, MD (Pediatric Gastroenterology Physician)
- Adam Kean, M.D. (Pediatric Cardiology Physician)
- Adnan Bhutta, MD (Pediatric Critical Care Medicine Physician)
- Aki Puryear, MD (Orthopaedic Surgery Physician)
- Akshat Ritesh Shah (Pediatrics Physician)
Providers whose NPPES practice location has the same street address, listing those with a page here.
Nearby providers with the same primary taxonomy
- Aaron Goldberg, M.D. , Indianapolis, IN, same ZIP code
- Alex Lion, DO MPH , Indianapolis, IN, same ZIP code
- Amanda Saraf, D.O. , Indianapolis, IN, same ZIP code
- Ann Kebede , Indianapolis, IN, same ZIP code
- Anthony Ross, MD , Indianapolis, IN, same ZIP code
- April Rahrig , Indianapolis, IN, same ZIP code
- Brian Weiss, MD , Indianapolis, IN, same ZIP code
- Cristiana Hentea , Indianapolis, IN, same ZIP code
Record history
- Name on record
- Dennis M. O'Brien Jr.
- 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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