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

Dr. Margaret P Ellis, MD

Individual provider Internal Medicine Physician · NPI 1649304114

Dr. Margaret P Ellis, MD is an Internal Medicine Physician in Grove, Oklahoma. Works from 3 locations. Licensed in Arkansas and Oklahoma.

Licensed in
AR, OK
In the registry since
2007
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

10 E 13th St
Grove, OK 74344-5300
Phone: (918) 787-1909
Fax: (918) 787-3866
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 21 W Central Ave, Miami, OK 74354-6815 — (918) 542-3900
  • 216 S 7th St, Vinita, OK 74301-3742 — (918) 256-1500

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 20200 (OK)
Internal Medicine Physician Taxonomy 207R00000X · Licence E-1953 (AR)

Record details

NPI number1649304114
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 15, 2007
Last updated in NPPESJune 6, 2024
Certification dateJune 6, 2024

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