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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

GRANT DAVID LINNELL
NPI 1629770060
Internal Medicine in Oklahoma City, OK

Active since March 20, 2023PECOS Enrolled
1000 NE 13TH ST STE 1G, OKLAHOMA CITY, OK 73104(405) 271-8558 Get Directions Write a Review

NPPES record last updated: September 22, 2026. Verified against the NPPES registry weekly; last sync: October 11, 2026.

Record update history: Sep 22, 2026, Mar 20, 2023 (2 updates tracked since 2023).

About Grant David Linnell NPPES

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

GRANT DAVID LINNELL (NPI 1629770060) is an individual internal medicine provider in Oklahoma City, Oklahoma, licensed in Oklahoma (50664) and active in the NPI registry since March 2023. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1629770060
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameGRANT DAVID LINNELL
Location Address1000 NE 13TH ST STE 1GOklahoma City, OK 73104-5040
Mailing Address1000 Ne 13th St Ste 1gOklahoma City, OK 73104-5040
Phone(405) 271-8558
Sole ProprietorNo
Enumeration DateMarch 20, 2023
Last NPPES UpdateSeptember 22, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 22, 2026
✔ NPI 1629770060 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in OK · 50664
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.
1000 NE 13TH ST STE 1G, Oklahoma City, OK 73104
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Grant David Linnell 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 73104 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 10

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

SHELBY VICTORIA WILSON
Social Worker (Clinical)
1000 NE 13TH ST STE 1G
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 503-3897
GRACE SOLIS CPHT
Pharmacy Technician
1000 NE 13TH ST STE 1G
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-3445
SYEDA TALIYA HASAN RIZVI MD
Internal Medicine
1000 NE 13TH ST STE 1G
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-3445
EMILY ROSE KAKISH
Social Worker (Clinical)
1000 NE 13TH ST STE 1G
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-3445
BENJAMIN D COWLEY JR. MD
Internal Medicine (Nephrology)
1000 NE 13TH ST STE 1G
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-8478
ABEL MENDOZA MSN, APRN, AGCNS- BC
Clinical Nurse Specialist (Gerontology)
1000 NE 13TH ST STE 1G
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-3050
JUANITA ESMERALDA GONZALEZ CPHT
Pharmacy Technician
1000 NE 13TH ST STE 1G
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-8001
REBECCA ELIZABETH TRIMBLE APRN
Family Medicine
1000 NE 13TH ST STE 1G
OKLAHOMA CITY, OK 73104
Oklahoma County (405) 271-8478

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 Grant Linnell's NPI number?

The NPI number for Grant Linnell is 1629770060. It was assigned to this individual provider in the NPPES registry on March 20, 2023.

Where is Grant Linnell located?

Grant Linnell practices at 1000 NE 13th St Ste 1G, Oklahoma City, OK 73104. The listed phone number is (405) 271-8558.

What is Grant Linnell's specialty?

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

Is Grant Linnell enrolled in Medicare?

Yes. Grant Linnell is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Grant Linnell was last updated on September 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 27 days 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.