Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1669402608 Individual Practitioner Female Practitioner

Dr. Lesley F Althouse , MD

Internal Medicine • Seattle, WA

Professional Overview & Biography Verified Profile Summary

Dr. Lesley Althouse, MD is a registered healthcare professional specializing in Internal Medicine in Seattle, WA. Practice services are available at 1100 9TH AVE under active NPI credentials.

Frequently performed procedures and clinical services include established patient outpatient office visit, annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit, insertion of needle into vein for collection of blood sample. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1100 9th Ave

Seattle, WA 981012756

Telephone 2062236600
Associated Practice Facility / Clinic
🏢 Virginia Mason Medical Center Facility NPI 1376607234

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Seattle, WA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 20.3 Yrs
State Avg: 23.4 Yrs
Regional Practice Density
839 Specialists

Practicing in Seattle, WA (3169 Statewide)

Telehealth Adoption Rate
26.1% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
26.7% 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 (2021)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
87 59 $151.00 $107.71
99213 Established patient office or other outpatient visit, typically 15 minutes
73 44 $65.00 $65.20
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit
63 63 $189.00 $147.78
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more
44 38 $249.00 $158.69
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more
30 19 $33.00 $33.09
36415 Insertion of needle into vein for collection of blood sample
28 21 $16.00 $3.00

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License WA MD00022976

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
1005255 (WA)
Commercial Insurance / Payer ID Labor & Industry
0039581 (WA)
Commercial Insurance / Payer ID Aetna/ushc Specialist
US4119838 (WA)
Commercial Insurance / Payer ID Railroad Medicare
100006161
Commercial Insurance / Payer ID Blue Shield
AL2662 (WA)
Commercial Insurance / Payer ID Aetna/ushc Pcp
US0818811 (WA)

Practice Associates & Co-Workers

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

40 Associated Practitioners
NPI 1003151325
Dr. Pegah Safaeian , DO

Physical Medicine & Rehabilitation

NPI 1003158684

Doctor of Osteopathic Medicine (D.O.)

NPI 1003965310

Doctor of Medicine (M.D.)

NPI 1013020239

Doctor of Medicine (M.D.)

Darlene Downey , ARNP

Nurse Practitioner

NPI 1013068386

Advanced Registered Nurse Practitioner

NPI 1013265628

Master of Social Work

Career & Practice History Timeline

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

6 Historical Events
NPI Profile Active August 09, 2011

NPI status registered as active in NPPES database

📍
Updated Practice Location August 09, 2011

Registered at 1100 9TH AVE, SEATTLE, WA 981012756 (Tel: 2062236600)

📍
Updated Business Mailing Address August 09, 2011

Registered at 1100 9TH AVE, MS M4-PA, SEATTLE, WA 981012756 (Tel: 2065836025)

👤
Provider Name / Credentials Updated August 09, 2011

Recorded as LESLEY ALTHOUSE, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) August 09, 2011

Internal Medicine (License #MD00022976 in WA)

🟢
Initial NPI Registration & Enumeration July 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: 1669402608
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: July 04, 2006
Last Update: August 09, 2011
Sole Proprietor: No

Mailing Address

1100 9th Ave, Ms M4-Pa

Seattle, WA 981012756

Phone: 2065836025

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.