Doctor profile · Federal record

Dr. Joan Olson, MD

Internal Medicine Physician (CMS: Internal Medicine) · Seattle, WA

  • NPI 1629070123
  • Accepts Medicare
  • 31 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4540 Union Bay Pl Ne
Seattle, WA 981054025
(206) 320-8050
fax (206) 320-8048
Additional location
510 Boren Ave N
Seattle, WA 981095501
(206) 320-5200
fax (206) 320-5202
Mailing address
Po Box 25608
Salt Lake City, UT 841250608

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
October 8, 2020
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Washington #MD00036520

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629070123. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
529
Distinct HCPCS
10
Medicare allowed
$64,119
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 284 162 $140
99213 Established patient office or other outpatient visit, 20-29 minutes 91 75 $100
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 43 43 $142
G0008 Administration of influenza virus vaccine 19 19 $34
83036 Hemoglobin a1c level 18 14 $10
81003 Automated urinalysis test 17 15 $2
99215 Established patient office or other outpatient visit, 40-54 minutes 16 14 $196
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 15 15 $76
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 13 13 $283
G0009 Administration of pneumococcal vaccine 13 13 $34

In context: peer comparison

Among 174 peers in Seattle Internal Medicine Physician, average services per provider: 77. This provider delivers 6.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
927
Patients
190
Total drug cost
$16,285
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 165 54 $2,328
Levothyroxine Sodium Generic 160 38 $2,296
Lisinopril Generic 92 25 $819
Amlodipine Besylate Generic 72 14 $384
Gabapentin Generic 54 16 $2,533
Losartan Potassium Generic 52 15 $871
Sertraline Hcl Generic 51 15 $532
Estradiol Generic 41 13 $3,024
Alendronate Sodium Generic 40 0 $478
Citalopram Hbr (Citalopram Hydrobromide) Brand 37 0 $222

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Joan Olson's medical specialty?
Dr. Joan Olson practices Internal Medicine Physician in Seattle, WA.
Where does Dr. Joan Olson practice?
Dr. Joan Olson practices at 4540 Union Bay Pl Ne, Seattle, WA 981054025. Office phone: 2063208050.
What is Dr. Joan Olson's NPI?
Dr. Joan Olson's National Provider Identifier (NPI) is 1629070123, issued by NPPES.
Does Dr. Joan Olson accept Medicare assignment?
Yes. Dr. Joan Olson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joan Olson commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.