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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.

KEITH TRISTAN OCONOR MD
NPI 1619554425
Anesthesiology in Roanoke, VA

Active since March 26, 2021PECOS EnrolledAccepts Medicare Assignment
1906 BELLEVIEW AVE SE, ROANOKE, VA 24014(540) 981-7000(540) 981-7000 Get Directions Write a Review

NPPES record last updated: September 25, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Sep 25, 2026, Jun 5, 2025, Mar 26, 2021 (3 updates tracked since 2021).

About Keith Tristan Oconor Md NPPES

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

KEITH TRISTAN OCONOR MD (NPI 1619554425) is an individual anesthesiology provider in Roanoke, Virginia, licensed in Virginia (0101286175) and active in the NPI registry since March 2021. He is enrolled in Medicare PECOS, is affiliated with Carilion Medical Center, and is a graduate of Other (2021).

NPPES Registry Identity

NPI1619554425
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameKEITH TRISTAN OCONORCredential: MD
Location Address1906 BELLEVIEW AVE SERoanoke, VA 24014-1838
Mailing Address723 White Oak Rd SwRoanoke, VA 24014-1417 · (717) 324-3539
Phone(540) 981-7000
Fax(540) 981-7000
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateMarch 26, 2021
Last NPPES UpdateSeptember 25, 20263 updates tracked since enumeration
NPPES CertifiedSeptember 25, 2026
✔ NPI 1619554425 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in VA · 0101286175
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
1906 BELLEVIEW AVE SE, Roanoke, VA 24014
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Keith Tristan Oconor 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 ID5395148829
PECOS Enrollment IDI20250912001596
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 Keith Oconor reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Carilion Professional Services LLC
1.4 mi
Nurse Anesthetist, Certified Registered
213 S JEFFERSON ST, SUITE 801
Roanoke, VA 24011
  • Reassigned Medicare billing, Virginia enrollment
  • 140 clinicians in this Medicare group
NPI 1184634156 (540) 224-5125

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

Hospital Affiliations CMS Care Compare

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

Carilion Medical Center

Acute Care Hospitals · Roanoke, VA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490024
Location1906 Belleview Avenue, SERoanoke, VA 24014 · Roanoke City County
Emergency services Birthing friendly

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.

JOHN K THOMPSON PA-C, ATC
Physician Assistant
1906 BELLEVIEW AVE SE
ROANOKE, VA 24014
Roanoke City (540) 981-7000
DR. JAMES LIGHT MD
Anesthesiology
1906 BELLEVIEW AVE SE
ROANOKE, VA 24014
Roanoke City (540) 981-7000
SUJINA PRADHAN M.D.
Family Medicine
1906 BELLEVIEW AVE SE
ROANOKE, VA 24014
Roanoke City (540) 981-7000
DR. SAMMY ZAKI ELSARRAG M.D.
Anesthesiology
1906 BELLEVIEW AVE SE
ROANOKE, VA 24014
Roanoke City (540) 981-7000
NIMA JAHROMI DO
Student in an Organized Health Care Education/Training Program
1906 BELLEVIEW AVE SE
ROANOKE, VA 24014
Roanoke City (540) 981-7000
TAYLOR ALEXIS KEYS
Student in an Organized Health Care Education/Training Program
1906 BELLEVIEW AVE SE
ROANOKE, VA 24014
Roanoke City (540) 981-7000
NATHAN WILLIAM WAKEFIELD
Student in an Organized Health Care Education/Training Program
1906 BELLEVIEW AVE SE
ROANOKE, VA 24014
Roanoke City (540) 981-7000
ASHLYN BROOKE CONRAD
Nurse Practitioner
1906 BELLEVIEW AVE SE
ROANOKE, VA 24014
Roanoke City (540) 981-7000

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 Keith Oconor's NPI number?

The NPI number for Keith Oconor is 1619554425. It was assigned to this individual provider in the NPPES registry on March 26, 2021.

Where is Keith Oconor located?

Keith Oconor practices at 1906 Belleview Ave SE, Roanoke, VA 24014. The listed phone number is (540) 981-7000.

What is Keith Oconor's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Keith Oconor enrolled in Medicare?

Yes. Keith Oconor is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Keith Oconor's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Keith Oconor reassigns Medicare benefits to Carilion Professional Services LLC (Roanoke, VA). 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 Keith Oconor's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Keith Oconor affiliated with any hospitals?

According to CMS data, Keith Oconor is affiliated with Carilion Medical Center.

When was this NPI record last updated?

The NPPES record for Keith Oconor was last updated on September 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 46 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.