Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1932211083 Individual Practitioner Female Practitioner

Dr. Sima Gail Issen , MD

Internal Medicine • Spokane, WA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Sima Issen, MD is a certified Internal Medicine practicing in Spokane, WA. With approximately 44 years of clinical experience since graduating from Northwestern University Feinberg Medical School in 1982, Dr. Issen delivers high-quality medical care to the local community at 32 W 2ND AVE.

Dr. Issen is affiliated with Providence Health And Services Washington and accepts Medicare assignment.

Practice Location & Contact Primary Location

Practice Address

32 W 2nd Ave

Spokane, WA 992013602

Telephone 5096269825
Fax 5092277070
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Northwestern University Feinberg Medical School

Graduation Year

1982

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Spokane, WA

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
44 Yrs +25.3 yrs vs City Avg
City Avg: 18.7 Yrs
State Avg: 23.4 Yrs
Regional Practice Density
235 Specialists

Practicing in Spokane, WA (3169 Statewide)

Telehealth Adoption Rate
16.6% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Issen (44 Years) 44 Yrs
Spokane Specialty Average (18.7 Years) 18.7 Yrs

Medical Specialties & State Licenses

CMS Verified: 2025-11-24
Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License WA MD00025130

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Hospital & Practice Group Affiliations

Providence Health And Services Washington

32 W 2nd Ave, Spokane, WA 992013602

Phone: 5096269825

Practice Associates & Co-Workers

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

40 Associated Practitioners
NPI 1003374265
NPI 1003811712

Doctor of Philosophy (Ph.D.)

Dr. Robert Wales , MD, FACC

Internal Medicine - Cardiovascular Disease

NPI 1003820275

Doctor of Medicine (M.D.), FACC

Kevin Kellogg , PA-C

Physician Assistant - Surgical

NPI 1003899493

Physician Assistant (Certified)

Breanna Bergeron , RD

Dietitian, Registered

NPI 1013040849

Registered Dietitian

NPI 1013086693

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

10 Historical Events
📍
Updated Business Mailing Address November 24, 2025

Registered at PO BOX 31001-4114, PASADENA, CA 911100001 (Tel: 8667472455)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) November 24, 2025

Internal Medicine (License #MD00025130 in WA)

📍
Updated Practice Location November 01, 2018

Registered at 32 W 2ND AVE, SPOKANE, WA 992013602 (Tel: 5096269825)

📍
Updated Business Mailing Address November 01, 2018

Registered at PO BOX 421, LIBERTY LAKE, WA 990190421 (Tel: 8667472455)

NPI Profile Active December 03, 2008

NPI status registered as active in NPPES database

📍
Updated Practice Location December 03, 2008

Registered at 14408 E SPRAGUE AVE, SPOKANE VALLEY, WA 992162167 (Tel: 5098382531)

📍
Updated Business Mailing Address December 03, 2008

Registered at PO BOX 3649, SPOKANE, WA 992203649 (Tel: 5098382531)

👤
Provider Name / Credentials Updated December 03, 2008

Recorded as SIMA ISSEN, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) December 03, 2008

Internal Medicine (License #25130 in WA)

🟢
Initial NPI Registration & Enumeration August 31, 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: 1932211083
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: August 31, 2006
Last Update: November 24, 2025
Sole Proprietor: No

Mailing Address

Po Box 31001-4114

Pasadena, CA 911100001

Phone: 8667472455

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.