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Active NPI 1114908852 Individual Practitioner Male Practitioner

Dr. William J Mitchell , MD

Specialist • Olympia, WA

Professional Overview & Biography Verified Profile Summary

Dr. William Mitchell, MD is a registered healthcare professional specializing in Specialist in Olympia, WA. Practice services are available at 500 LILLY RD NE under active NPI credentials.

Frequently performed procedures and clinical services include biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, biopsy of 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

500 Lilly Rd Ne
Suite 204

Olympia, WA 985065195

Telephone 3604138250
Fax 3604138830
Associated Practice Facility / Clinic

Specialty Benchmarks & Practice Insights

Comparative analytics for Specialist in Olympia, WA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 36.3 Yrs
State Avg: 35.4 Yrs
Regional Practice Density
114 Specialists

Practicing in Olympia, WA (2751 Statewide)

Telehealth Adoption Rate
1.8% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
84.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2017)
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope
19 19 $918.00 $87.38
45380 Biopsy of large bowel using an endoscope
11 11 $863.27 $189.37

Medical Specialties & State Licenses

Specialist Primary Specialty

NUCC Taxonomy Code: 174400000X

State License WA A08530

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

Additional State Medicaid & Healthcare Payer Identifiers

Commercial Insurance / Payer ID Md License
MD00022796 (WA)

Practice Associates & Co-Workers

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

39 Associated Practitioners
Dr. Richard Elloway , MD

Internal Medicine - Gastroenterology

NPI 1003841958

Doctor of Medicine (M.D.)

Samantha Moore , PA-C

Physician Assistant

NPI 1073969101

Physician Assistant (Certified)

Dr. Benjamin Merrifield , MD

Internal Medicine - Gastroenterology

NPI 1083695167

Doctor of Medicine (M.D.)

Dennis Snelson , CRNA

Nurse Anesthetist, Certified Registered

NPI 1093864274

Certified Registered Nurse Anesthetist

Reed Burbank , CRNA

Nurse Anesthetist, Certified Registered

NPI 1093928236

Certified Registered Nurse Anesthetist

Teresa Abernathy , ARNP

Nurse Practitioner - Family

NPI 1124454533

Advanced Registered Nurse Practitioner

Career & Practice History Timeline

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

6 Historical Events
NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 500 LILLY RD NE, SUITE 204, OLYMPIA, WA 985065195 (Tel: 3604138250)

📍
Updated Business Mailing Address July 08, 2007

Registered at 500 LILLY RD NE, SUITE 204, OLYMPIA, WA 985065195 (Tel: 3604138250)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as WILLIAM MITCHELL, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Specialist (License #A08530 in WA)

🟢
Initial NPI Registration & Enumeration November 09, 2005

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: 1114908852
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: November 09, 2005
Last Update: July 13, 2026
Sole Proprietor: No

Mailing Address

500 Lilly Rd Ne, Suite 204

Olympia, WA 985065195

Phone: 3604138250

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.