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Active NPI 1225046352 Individual Practitioner Male Practitioner

Dr. Roy M. Bak , MD

Anesthesiology • Spokane, WA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Roy Bak, MD is a certified Anesthesiology practicing in Spokane, WA. With approximately 29 years of clinical experience since graduating from University Of Washington School Of Medicine in 1997, Dr. Bak delivers high-quality medical care to the local community at 101 W 8TH AVE.

Dr. Bak maintains professional affiliations with Oregon Anesthesiology Group Pc, Providence Health And Service- Washington, Advocate Health And Hospitals Corporation and accepts Medicare assignment.

Frequently performed procedures and clinical services include anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope, insertion of artery tube for blood sampling or infusion through skin, anesthesia for procedure on large bowel using an endoscope. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

101 W 8th Ave

Spokane, WA 992042307

Telephone 5094743181
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

University Of Washington School Of Medicine

Graduation Year

1997

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Anesthesiology in Spokane, WA

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
29 Yrs +10.4 yrs vs City Avg
City Avg: 18.6 Yrs
State Avg: 23.7 Yrs
Regional Practice Density
137 Specialists

Practicing in Spokane, WA (1746 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
87.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Bak (29 Years) 29 Yrs
Spokane Specialty Average (18.6 Years) 18.6 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
00731 Anesthesia for procedure on esophagus, stomach, and/or upper small bowel using an endoscope
18 18 $1192.06 $143.89
36620 Insertion of artery tube for blood sampling or infusion through skin
12 11 $323.33 $45.37

Medical Specialties & State Licenses

CMS Verified: 2026-01-14
Anesthesiology Primary Specialty

NUCC Taxonomy Code: 207L00000X

State License CA A79654

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.

Anesthesiology

NUCC Taxonomy Code: 207L00000X

State License AK 100064

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.

Anesthesiology

NUCC Taxonomy Code: 207L00000X

State License WI 4127-320

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.

Anesthesiology

NUCC Taxonomy Code: 207L00000X

State License WA MD61096343

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.

Anesthesiology

NUCC Taxonomy Code: 207L00000X

State License IL 036-167022

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
00A796540 (CA)
Commercial Insurance / Payer ID Blue Shield Of Ca
00A796540 (CA)

Hospital & Practice Group Affiliations

Providence Health And Service- Washington

5633 N Lidgerwood St, Spokane, WA 992081224

Phone: 5094820111

Vituity-Wisconsin Anesthesia Sc

9555 76th St, Pleasant Prairie, WI 531581984

Phone: 2625778000

Oregon Anesthesiology Group Pc

2801 N Gantenbein Ave, Portland, OR 972271623

Phone: 5032999906

Advocate Health And Hospitals Corporation

1775 Dempster St, Park Ridge, IL 600681143

Phone: 8477239454

Vituity-Wisconsin Anesthesia Sc

9697 Saint Catherines Dr, Pleasant Prairie, WI 531582118

Phone: 2626535330

Secondary Practice Locations

1775 Dempster St

Park Ridge, IL 600681143

Phone: 8477232210

3626 Ruffin Rd

San Diego, CA 921231810

Phone: 8585659666

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners
NPI 1003493602

Doctor of Medicine (M.D.)

Dino Karahodzic

Nurse Anesthetist, Certified Registered

NPI 1023442324
Matthew Queral , CRNA

Nurse Anesthetist, Certified Registered

NPI 1023717790

Certified Registered Nurse Anesthetist

Amber George , CRNA

Nurse Anesthetist, Certified Registered

NPI 1033374657

Certified Registered Nurse Anesthetist

Dr. Jessica Bauerle , MD

Anesthesiology - Pediatric Anesthesiology

NPI 1043531494

Doctor of Medicine (M.D.)

David Hepburn

Anesthesiology

NPI 1043773021

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

11 Historical Events
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) September 18, 2024

Anesthesiology (License #100064 in AK)

📍
Updated Practice Location March 15, 2021

Registered at 101 W 8TH AVE, SPOKANE, WA 992042307 (Tel: 5094743181)

📍
Updated Business Mailing Address March 15, 2021

Registered at 101 W 8TH AVE, SPOKANE, WA 992042307 (Tel: 5094743181)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 15, 2021

Anesthesiology (License #MD61096343 in WA)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 05, 2020

Anesthesiology (License #100064 in AK)

NPI Profile Active November 30, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location November 30, 2007

Registered at 3626 RUFFIN RD, SAN DIEGO, CA 921231810 (Tel: 8585659666)

📍
Updated Business Mailing Address November 30, 2007

Registered at 3626 RUFFIN RD, SAN DIEGO, CA 921231810 (Tel: 8585659666)

👤
Provider Name / Credentials Updated November 30, 2007

Recorded as ROY BAK, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) November 30, 2007

Anesthesiology (License #A79654 in CA)

🟢
Initial NPI Registration & Enumeration August 04, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1225046352
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: August 04, 2006
Last Update: January 14, 2026
Sole Proprietor: No

Mailing Address

101 W 8th Ave

Spokane, WA 992042307

Phone: 5094743181

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.