DR. IRVIN ISRAEL THOMAS MD
NPI 1235171109
Anesthesiology in Bethesda, MD

Active since June 12, 2006PECOS Enrolled
8901 WISCONSIN AVE DEPT OF ANESTHESIOLOGY, BETHESDA, MD 20889(301) 295-4455 Get Directions Write a Review

NPPES record last updated: July 12, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Irvin Israel Thomas Md NPPES

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

DR. IRVIN ISRAEL THOMAS MD (NPI 1235171109) is an individual anesthesiology provider in Bethesda, Maryland, licensed in Maryland (D0055356) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1235171109
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. IRVIN ISRAEL THOMASCredential: MD
Location Address8901 WISCONSIN AVE DEPT OF ANESTHESIOLOGYBethesda, MD 20889-0001
Mailing Address8901 Wisconsin Ave Dept Of AnesthesiologyBethesda, MD 20889-0001 · (301) 295-4455
Sole ProprietorYes
Enumeration DateJune 12, 2006
Last NPPES UpdateJuly 12, 2025
NPPES CertifiedJuly 12, 2025
NPI 1235171109 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License Licensed in MD · D0055356
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.
Also ListedSpecialistTaxonomy 174400000X · License D0055356 (MD)
8901 WISCONSIN AVE DEPT OF ANESTHESIOLOGY, Bethesda, MD 20889

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Dr. Irvin Israel Thomas 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.

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 Irvin Thomas's NPI number?

The NPI number for Irvin Thomas is 1235171109. It was assigned to this individual provider in the NPPES registry on June 12, 2006.

Where is Irvin Thomas located?

Irvin Thomas practices at 8901 Wisconsin Ave Dept Of Anesthesiology, Bethesda, MD 20889. The listed phone number is (301) 295-4455.

What is Irvin Thomas's specialty?

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

Is Irvin Thomas enrolled in Medicare?

Yes. Irvin Thomas is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Irvin Thomas was last updated on July 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months 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.