Individual provider · Type 1 NPI
Mark C. O'Brien, DO
Internal Medicine Physician · Vista, CA
Practice location
161 Thunder Dr Ste 210
Vista, CA 92083-6052
Fax (760) 295-4753
Specialties and licenses
| Taxonomy | Code | License |
|---|---|---|
| Internal Medicine Physician Primary | 207R00000X | 20A6017 (CA) |
Internal Medicine Physician: A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medi…
2 other providers at this address
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About NPI 1497744247
Mark C. O'Brien, DO's National Provider Identifier is 1497744247, issued on Oct 14, 2005. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in Vista, CA. The record was last updated on Apr 1, 2025.