Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. William Elijah Chastain, MD

Individual provider Hospitalist Physician · NPI 1891980777

Dr. William Elijah Chastain, MD is an Internal Medicine in Greenville, South Carolina. Qualified in 2007, 19 years ago. Practices with Spartanburg Medical Center, a 1,067-clinician group, works from 6 locations and accepts Medicare assignment. Licensed in Georgia, Maine, Minnesota and North Carolina and 1 more.

Years since qualifying
19
Licensed in
GA, ME, MN, NC, SC
In the registry since
2007
Specialties on file
8
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

701 Grove Rd Fl 5
Greenville, SC 29605-4210
Phone: (864) 455-4411
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (5)

  • 227 Mountain Dr, Dahlonega, GA 30533-1606 — (770) 219-2627
  • 1 Medical Center Dr, Biddeford, ME 04005-9422 — (207) 283-7937
  • 22 Bramhall St, Portland, ME 04102-3134 — (207) 662-4618
  • 25 June St, Sanford, ME 04073-2621 — (207) 324-4310
  • 612 Mocksville Ave, Salisbury, NC 28144-2732 — (704) 210-5260

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 2020-02273 (NC)
Hospitalist Physician Taxonomy 208M00000X · Licence 35451 (SC)
Hospitalist Physician Taxonomy 208M00000X · Licence MD25297 (ME)
Internal Medicine Physician Taxonomy 207R00000X · Licence 35451 (SC)
Internal Medicine Physician Taxonomy 207R00000X · Licence 2020-02273 (NC)
Hospitalist Physician Taxonomy 208M00000X · Licence 60032 (MN)
Internal Medicine Physician Taxonomy 207R00000X · Licence MD25297 (ME)
Internal Medicine Physician Taxonomy 207R00000X · Licence 65091 (GA)

Record details

NPI number1891980777
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 13, 2007
Last updated in NPPESJune 30, 2026
Certification dateJune 30, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2007 (19 years in practice)
Group practice Spartanburg Medical Center — 1067 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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