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LARRY GRANT WILLIS MD
NPI 1952309155
Internal Medicine - Rheumatology in Oklahoma City, OK

Active since July 12, 2005PECOS Enrolled
1110 N LEE AVE, OKLAHOMA CITY, OK 73103(405) 230-9000(405) 230-9443 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Larry Grant Willis Md NPPES

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

LARRY GRANT WILLIS MD (NPI 1952309155) is an individual rheumatology provider in Oklahoma City, Oklahoma, licensed in Oklahoma (10557) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1952309155
Entity TypeIndividualMale
Primary Taxonomy207RR0500X
Provider Legal NameLARRY GRANT WILLISCredential: MD
Location Address1110 N LEE AVEOklahoma City, OK 73103-2612
Mailing AddressPo Box 268981Oklahoma City, OK 73126-8981 · (405) 230-9000 · Fax (405) 230-9375
Phone(405) 230-9000
Fax(405) 230-9443
Sole ProprietorNo
Enumeration DateJuly 12, 2005
Last NPPES UpdateJuly 8, 2007
✔ NPI 1952309155 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
License✔ Licensed in OK · 10557
Definition
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.
1110 N LEE AVE, Oklahoma City, OK 73103
Open in Google Maps ↗

Other Identifiers 2

Medicare UPIND42937
Other730714291-016OK · Bcbs Of Oklahoma

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Larry Grant Willis 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.

Medicare Billing Reassignment

Medicare enrollment records show Larry Willis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mcbride Clinic Orthopedic Hospital, LLC
6.2 mi
Orthopaedic Surgery
9600 BROADWAY EXT
Oklahoma City, OK 73114
  • Reassigned Medicare billing, Oklahoma enrollment
  • 101 clinicians in this Medicare group
NPI 1659413649 (405) 486-2100

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 73103 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 17

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

CYLE KING FAMULINER
Student in an Organized Health Care Education/Training Program
1110 N LEE AVE
OKLAHOMA CITY, OK 73103
Oklahoma County (405) 231-3000
MCBRIDE CLINIC INC
Orthopaedic Surgery
1110 N LEE AVE
OKLAHOMA CITY, OK 73103
Oklahoma County (405) 230-9000
ISAIAH JOHN EBERT
Student in an Organized Health Care Education/Training Program
1110 N LEE AVE
OKLAHOMA CITY, OK 73103
Oklahoma County (614) 285-8072
LARAMIE HOPE SNOW KNAPP MD
Student in an Organized Health Care Education/Training Program
1110 N LEE AVE
OKLAHOMA CITY, OK 73103
Oklahoma County (405) 231-3000
HARON SAID HOUSINI MD
Student in an Organized Health Care Education/Training Program
1110 N LEE AVE
OKLAHOMA CITY, OK 73103
Oklahoma County (405) 231-3000
BRECHE OTIANKOUYA MD
Family Medicine
1110 N LEE AVE
OKLAHOMA CITY, OK 73103
Oklahoma County (405) 231-3000
DR. EVALINA ALICE STREET DO
Student in an Organized Health Care Education/Training Program
1110 N LEE AVE
OKLAHOMA CITY, OK 73103
Oklahoma County (405) 231-3000
KEWSER SAID YASSIN MD
Student in an Organized Health Care Education/Training Program
1110 N LEE AVE, 300
OKLAHOMA CITY, OK 73103
Oklahoma County (405) 231-3000

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 Larry Willis's NPI number?

The NPI number for Larry Willis is 1952309155. It was assigned to this individual provider in the NPPES registry on July 12, 2005.

Where is Larry Willis located?

Larry Willis practices at 1110 N Lee Ave, Oklahoma City, OK 73103. The listed phone number is (405) 230-9000.

What is Larry Willis's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Larry Willis enrolled in Medicare?

Yes. Larry Willis is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Larry Willis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Larry Willis reassigns Medicare benefits to Mcbride Clinic Orthopedic Hospital, LLC (Oklahoma City, OK). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Larry Willis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Larry Willis was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.