CONNOR CORNELIS GEMMELL BYRNE MD
NPI 1134680499
Radiology - Diagnostic Radiology in Dallas, TX

Q: What is Connor Byrne's NPI number?

The NPI number for Connor Byrne is 1134680499. It was assigned to this individual provider in the NPPES registry on March 28, 2019. The provider is also known as Connor Cornelius Gemmell.

Q: What is Connor Byrne's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Q: When was this NPI record last updated?

The NPPES record for Connor Byrne was last updated on January 19, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since March 28, 2019PECOS EnrolledAccepts Medicare Assignment

2825 OAK LAWN AVE UNIT 192749, DALLAS, TX 75219(510) 683-9500(877) 880-2039 Get Directions Write a Review

NPPES record last updated: January 19, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jan 19, 2026, Sep 2, 2025, Jul 18, 2024 and 2 more (5 updates tracked since 2020).

On this page

About Connor Cornelis Gemmell Byrne Md NPPES

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

CONNOR CORNELIS GEMMELL BYRNE MD (NPI 1134680499) is an individual diagnostic radiology provider in Dallas, Texas, licensed in California (A176828) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS, is affiliated with Ohio State University State Health System, and maintains a secondary practice location in Sacramento.

NPPES Registry Identity

NPI1134680499

Entity TypeIndividualMale

Primary Taxonomy2085R0202X

Provider Legal NameCONNOR CORNELIS GEMMELL BYRNECredential: MD

Location Address2825 OAK LAWN AVE UNIT 192749Dallas, TX 75219-4688

Mailing Address2825 Oak Lawn Ave Unit 192749Dallas, TX 75219-4688 · (510) 683-9500 · Fax (877) 880-2039

Phone(510) 683-9500

Fax(877) 880-2039

Sole ProprietorNo

Medical School CMSOregon Health Sciences University School Of MedicineGraduated 2019

Enumeration DateMarch 28, 2019

Last NPPES UpdateJanuary 19, 20265 updates tracked since enumeration

NPPES CertifiedJanuary 19, 2026

✔ NPI 1134680499 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0202X

Licenses✔ Licensed in CA · A176828✔ Licensed in NC · 2025-03658✔ Licensed in IL · 036.178492

Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

Also ListedRadiology · NeuroradiologyTaxonomy 2085N0700X · License 176828 (CA)

2825 OAK LAWN AVE UNIT 192749, Dallas, TX 75219

Open in Google Maps ↗

Other Names 1

Other Name (5)Connor Cornelius Gemmell

Secondary Practice Location 1

Location 14860 Y St Ste 3100Sacramento, CA 95817-2307 · Phone (916) 734-5732

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Connor Cornelis Gemmell Byrne Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1254835952

PECOS Enrollment IDI20250916004318

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.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Ohio State University State Health System

Acute Care Hospitals · Columbus, OH

4/5 CMS rating

OwnershipGovernment - State

CMS Certification Number360085

Location410 West 10th AvenueColumbus, OH 43210 · Franklin County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75219 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

$88.19 typical visit price

range $57.18 – $172.86

Typical copayment $22.04 (range $14.29 – $43.21)

Most-billed visit code 99203

Established Patient

$71.28 typical visit price

range $18.48 – $141.20

Typical copayment $17.82 (range $4.62 – $35.30)

Most-billed visit code 99213

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 20

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

JANIS ELLEN ROSENFELD-BARBASH MD

Radiology (Diagnostic Radiology)