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DR. MARGARET P ELLIS MD
NPI 1649304114
Internal Medicine in Grove, OK

Active since March 15, 2007PECOS Enrolled
10 E 13TH ST, GROVE, OK 74344(918) 787-1909(918) 787-3866 Get Directions Write a Review

NPPES record last updated: June 6, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Margaret P Ellis Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MARGARET P ELLIS MD (NPI 1649304114) is an individual internal medicine provider in Grove, Oklahoma, licensed in Oklahoma (20200) and active in the NPI registry since March 2007. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1649304114
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. MARGARET P ELLISCredential: MD
Location Address10 E 13TH STGrove, OK 74344-5300
Mailing Address3001 Quail Springs Pkwy Fl 5Oklahoma City, OK 73134-2640 · (918) 787-1909 · Fax (918) 787-3866
Phone(918) 787-1909
Fax(918) 787-3866
Sole ProprietorNo
Enumeration DateMarch 15, 2007
Last NPPES UpdateJune 6, 2024
NPPES CertifiedJune 6, 2024
✔ NPI 1649304114 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in OK · 20200✔ Licensed in AR · E-1953
Definition
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.
10 E 13TH ST, Grove, OK 74344
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1216 S 7th StVinita, OK 74301-3742 · Phone (918) 256-1500 · Fax (918) 323-0460
Location 221 W Central AveMiami, OK 74354-6815 · Phone (918) 542-3900 · Fax (918) 542-3928

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Arkansas Blue Cross and Blue Shield, Blue Cross and Blue Shield of Oklahoma, Health Advantage and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Margaret P Ellis Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 74344 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$123.06 typical visit price
range $53.00 – $162.61
Typical copayment $30.76 (range $13.25 – $40.65)
Most-billed visit code 99204
Established Patient
$94.27 typical visit price
range $16.68 – $132.40
Typical copayment $23.56 (range $4.17 – $33.10)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

EMILY ANN CHANDLER FNP
Nurse Practitioner (Family)
10 E 13TH ST
GROVE, OK 74344
Delaware County (918) 786-1909
MS. KRISTY LYNN HILL APRN, FNP-C
Nurse Practitioner (Family)
10 E 13TH ST
GROVE, OK 74344
Delaware County (918) 786-1909
INTEGRIS GROVE HOSPITAL
Clinic/Center (Rural Health)
10 E 13TH ST
GROVE, OK 74344
Delaware County (918) 786-1909
JUDY RACHELE HARGIS APRN
Nurse Practitioner (Family)
10 E 13TH ST
GROVE, OK 74344
Delaware County (918) 786-1909
MARGARET MARY LITTLE ARNP
Nurse Practitioner (Family)
10 E 13TH ST
GROVE, OK 74344
Delaware County (918) 786-1909

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Margaret Ellis's NPI number?

The NPI number for Margaret Ellis is 1649304114. It was assigned to this individual provider in the NPPES registry on March 15, 2007.

Where is Margaret Ellis located?

Margaret Ellis practices at 10 E 13th St, Grove, OK 74344. The listed phone number is (918) 787-1909.

What is Margaret Ellis's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Margaret Ellis enrolled in Medicare?

Yes. Margaret Ellis is registered in the Medicare PECOS enrollment system.

What insurance does Margaret Ellis accept?

Health plans from Arkansas Blue Cross and Blue Shield, Blue Cross and Blue Shield of Oklahoma, Health Advantage, Medica and Octave list Margaret Ellis as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Margaret Ellis was last updated on June 6, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.