Margaret Callahan, MD
Internal Medicine, Medical Oncology in Farmington, CT. Individual provider (NPI-1).
NPI number1508098534
StatusActive
Last updated in NPPESJan 16, 2024
Details
- NPI
- 1508098534
- Entity type
- Individual (NPI-1)
- Name
- Margaret Callahan
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- Enumeration date
- Aug 9, 2009
- Certification date
- Jan 16, 2024
- Last updated
- Jan 16, 2024
Medicare and OIG
- Medicare enrolled (PECOS)
- Yes · PRACTITIONER - HEMATOLOGY/ONCOLOGY
- Can order and refer
- Part B Yes · DME Yes · Home health Yes · Power mobility Yes · Hospice Yes
- OIG exclusion list
- This NPI is not listed
CMS and OIG files of November 2026. PECOS lookup · OIG exclusion check
Taxonomy and licenses
| Taxonomy code | Description | License | State | Primary |
|---|---|---|---|---|
| 207RX0202X | Internal Medicine, Medical Oncology | 075986 | CT | Yes |
| 207RX0202X | Internal Medicine, Medical Oncology | 251318-1 | NY |
Practice location
263 Farmington AveFarmington, CT 06030
Phone 860-679-2100
Mailing address
263 Farmington AveFarmington, CT 06030-8082
Phone 860-679-2100
Other practice locations
1275 York Ave
New York, NY 10065-6007
New York, NY 10065-6007
Phone 800-585-4118
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Other Medical Oncology Physician providers in Farmington, CT
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