Margret Lynette Callahan

Nurse Practitioner - Acute Care

890 W Faris Rd Ste 580, Greenville
  South Carolina, 29605-4281
864-455-7874
May or may not accept Medicare Nurse Practitioner in Greenville, South Carolina.
Margret Lynette Callahan is a Greenville, South Carolina based nurse practitioner who is specialized as Acute Care NP. Active license number of Margret Lynette Callahan is 30891 for Acute Care NP in South Carolina. Her current practice location is 890 W Faris Rd Ste 580, Greenville. Patients can reach her at 864-455-7874 or can fax her at 864-455-8933 with specialization in Acute Care NP and her NPI number (Unique professional ID assigned by NPPES) is 1144195892.
Margret Lynette Callahan is a licensed independent practitioner and may autonomously provide care. She provides advanced nursing care across the continuum of health care services to meet the specialized physiologic and psychological needs of patients with acute, critical, and/or complex chronic health conditions. This care is continuous and comprehensive and may be provided in any setting where the patient may be found.
Complete Profile:
Margret Lynette Callahan speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.
Name: Margret Lynette Callahan
Specialization: Nurse Practitioner - Acute Care (ACNP)
Gender:Female
Practice Address:890 W Faris Rd Ste 580, Greenville,
South Carolina, 29605-4281
Phone:864-455-7874
Fax:864-455-8933
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.
NPI Number: 1144195892
NPI Enumeration Date: 10 Oct, 2025
NPI Last Update On: 14 Jan, 2026

Medical Licenses:
NPs can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Margret Lynette Callahan are as mentioned below.
License NumberSpecializationStateStatus
30891Acute Care NP South CarolinaPrimary
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: Margret Lynette Callahan
300 E Mcbee Ave Ste 300,
Greenville, South Carolina
Zip: 29601-2899
Phone Number: 864-522-8603
Patients can reach Margret Lynette Callahan at 890 W Faris Rd Ste 580, Greenville, South Carolina or can call to book an appointment on 864-455-7874.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 09 February, 2026.