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

RALPH C THOMAS JR. MD
NPI 1962466409
Surgery in Oklahoma City, OK

Q: What is Ralph Thomas's NPI number?

The NPI number for Ralph Thomas is 1962466409. It was assigned to this individual provider in the NPPES registry on April 13, 2006.

Q: What is Ralph Thomas's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Q: When was this NPI record last updated?

The NPPES record for Ralph Thomas was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.

Active since April 13, 2006

4140 W MEMORIAL RD, STE# 615, OKLAHOMA CITY, OK 73120(405) 749-4255(405) 749-4257 Get Directions Write a Review

NPPES record last updated: September 29, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

On this page

About Ralph C Thomas Jr. Md NPPES

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

RALPH C THOMAS JR. MD (NPI 1962466409) is an individual surgery provider in Oklahoma City, Oklahoma, licensed in Oklahoma (13164) and active in the NPI registry since April 2006.

NPPES Registry Identity

NPI1962466409

Entity TypeIndividualMale

Primary Taxonomy208600000X

Provider Legal NameRALPH C THOMAS JR.Credential: MD

Location Address4140 W MEMORIAL RD, STE# 615Oklahoma City, OK 73120-8366

Mailing AddressPo Box 268848Oklahoma City, OK 73126-8848 · (405) 842-4850 · Fax (405) 848-2425

Phone(405) 749-4255

Fax(405) 749-4257

Sole ProprietorNo

Enumeration DateApril 13, 2006

Last NPPES UpdateSeptember 29, 2026

✔ NPI 1962466409 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians

Taxonomy Code208600000X

License✔ Licensed in OK · 13164

Definition

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

4140 W MEMORIAL RD, Oklahoma City, OK 73120

Open in Google Maps ↗

Other Identifiers 1

Medicaid100191860AOK

Other Providers at the Same Location NPPES 20

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

DARREN W GOFF MD PC

Specialist

4140 W MEMORIAL RD, SUITE 215
OKLAHOMA CITY, OK 73120

Oklahoma County (405) 242-4030

DR. ROBERT ALAN HEIN M.D.

Specialist

4140 W MEMORIAL RD, SUITE 621
OKLAHOMA CITY, OK 73120

Oklahoma County (405) 749-4224

RICHARD E HERLIHY MD

Urology

4140 W MEMORIAL RD, SUITE 611
OKLAHOMA CITY, OK 73120

Oklahoma County (405) 749-4288

DR. BRIAN ALAN LINK M.D.

Urology

4140 W MEMORIAL RD, SUITE 518
OKLAHOMA CITY, OK 73120

Oklahoma County (405) 749-4230

MARY LEANNE RINDLER MS, CGC

Genetic Counselor, MS

4140 W MEMORIAL RD, SUITE 321
OKLAHOMA CITY, OK 73120

Oklahoma County (405) 748-4726

STEVEN G KRAUSE MD

Pediatrics

4140 W MEMORIAL RD, 413
OKLAHOMA CITY, OK 73120

Oklahoma County (405) 755-2230

DR. STEVEN D MELTZNER D.M.D.

Dentist (Oral and Maxillofacial Surgery)

4140 W MEMORIAL RD, THE PLAZA #201
OKLAHOMA CITY, OK 73120

Oklahoma County (405) 749-4267

DR. SHANTRIE RENEE ORCUTT PSY.D.

Psychologist (Clinical)

4140 W MEMORIAL RD, SUITE 221
OKLAHOMA CITY, OK 73120

Oklahoma County (405) 755-5801

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 Ralph Thomas's NPI number?

The NPI number for Ralph Thomas is 1962466409. It was assigned to this individual provider in the NPPES registry on April 13, 2006.

Where is Ralph Thomas located?

Ralph Thomas practices at 4140 W Memorial Rd Ste# 615, Oklahoma City, OK 73120. The listed phone number is (405) 749-4255.

What is Ralph Thomas's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

When was this NPI record last updated?

The NPPES record for Ralph Thomas was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.