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DR. ROBERT LUCAS THOMAS III MD
NPI 1023579406
Anesthesiology in Seattle, WA

Active since March 27, 2019PECOS EnrolledAccepts Medicare Assignment
1959 NE PACIFIC ST, SEATTLE, WA 98195(206) 543-2100 Get Directions Write a Review

NPPES record last updated: May 7, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Robert Lucas Thomas Iii Md NPPES

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

DR. ROBERT LUCAS THOMAS III MD (NPI 1023579406) is an individual anesthesiology provider in Seattle, Washington, licensed in Washington (ML60950988) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS, is affiliated with Providence Regional Medical Center Everett, and is a graduate of Washington University School Of Medicine (2019).

NPPES Registry Identity

NPI1023579406
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. ROBERT LUCAS THOMAS IIICredential: MD
Location Address1959 NE PACIFIC STSeattle, WA 98195-1003
Mailing Address4954 W Pine Blvd Apt 501Saint Louis, MO 63108-1420 · (601) 278-1102
Phone(206) 543-2100
Sole ProprietorNo
Medical School CMSWashington University School Of MedicineGraduated 2019
Enumeration DateMarch 27, 2019
Last NPPES UpdateMay 7, 2020
NPPES CertifiedMay 7, 2020
✔ NPI 1023579406 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in WA · ML60950988
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.
1959 NE PACIFIC ST, Seattle, WA 98195
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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

Dr. Robert Lucas Thomas Iii 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 ID7012240567
PECOS Enrollment IDI20241112001167
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 Robert Thomas reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Providence Wa Anesthesia Services, P.C.
25 mi
Anesthesiology
1321 COLBY AVE
Everett, WA 98201
  • Reassigned Medicare billing, Washington enrollment
  • Medicare enrollment name: Providence Wa Anesthesia Services, PC
  • 171 clinicians in this Medicare group
NPI 1669615894 (914) 491-9495

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.

Providence Regional Medical Center Everett

Acute Care Hospitals · Everett, WA
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number500014
Location1321 Colby AvenueEverett, WA 98201 · Snohomish 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.

LEONIE A NEVILLE PHARMD
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
1959 NE PACIFIC ST
SEATTLE, WA 98195
King County (206) 598-4874
ALISA BETH KACHIKIS M.D.
Obstetrics & Gynecology (Maternal & Fetal Medicine)
1959 NE PACIFIC ST, 3RD FLOOR SW 350
SEATTLE, WA 98195
King County (206) 598-4070
MS. MARY PATRICIA DODGE MS, OTR/L
Occupational Therapist
1959 NE PACIFIC ST, MAILBOX 356490
SEATTLE, WA 98195
King County (206) 598-4830
RIKA SHIRAKAWA M.D.
Ophthalmology
1959 NE PACIFIC ST, BOX 365485
SEATTLE, WA 98195
King County (206) 558-9616
VEDA TSOI M.D.
Anesthesiology
1959 NE PACIFIC ST
SEATTLE, WA 98195
King County (801) 556-7628
KATHRYN TAMURA PHARM.D.
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
1959 NE PACIFIC ST, BOX 356015
SEATTLE, WA 98195
King County (206) 598-6060
DR. MARK ROBERT, MICHAEL KILGORE M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
1959 NE PACIFIC ST, BOX 356100
SEATTLE, WA 98195
King County (206) 598-1821
DR. SERKAN MEHMET SAHIN M.D.
Hospitalist
1959 NE PACIFIC ST
SEATTLE, WA 98195
King County (206) 543-6420

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 Robert Thomas's NPI number?

The NPI number for Robert Thomas is 1023579406. It was assigned to this individual provider in the NPPES registry on March 27, 2019.

Where is Robert Thomas located?

Robert Thomas practices at 1959 NE Pacific St, Seattle, WA 98195. The listed phone number is (206) 543-2100.

What is Robert Thomas's specialty?

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

Is Robert Thomas enrolled in Medicare?

Yes. Robert Thomas 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 Robert Thomas's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Robert Thomas reassigns Medicare benefits to Providence Wa Anesthesia Services, P.C. (Everett, WA). 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 Robert Thomas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Robert Thomas affiliated with any hospitals?

According to CMS data, Robert Thomas is affiliated with Providence Regional Medical Center Everett.

When was this NPI record last updated?

The NPPES record for Robert Thomas was last updated on May 7, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.