SIERRA V. MCDONNELL MD – NPI #1922945849
Internal Medicine
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 medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
SIERRA MCDONNELL is a physician located in PHILADELPHIA, PA. NPPES recently assigned the NPI number 1922945849 to SIERRA MCDONNELL on April 29, 2026. It is a Type-1 NPI, indicating this NPI number is associated with an individual. She is also known by her former name SIERRA JEAN VINCENT. The primary taxonomy selected by this provider is 207R00000X from the Health Care Provider Taxonomy code set, which is classified as Internal Medicine.
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NPI Profile for
SIERRA V. MCDONNELL
(about 6 weeks ago)
PHILADELPHIA, PA 19140-5103 Phone: (215) 707-6400 Fax:
ALBANY, NY 12208-3220 Phone: Fax:
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A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.
| Taxonomy Classification / Specialization | State | License |
|---|---|---|
| 207R00000X - Internal Medicine (Primary) |
PA | MT236189 |
The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.