Doctor profile · Federal record

Dr. Bob Thong, MD

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

  • NPI 1538352802
  • Accepts Medicare
  • 20 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1111 W Blaine St
Seattle, WA 981192909
(206) 659-7816
fax (888) 518-4955
Mailing address
Po Box 84138
Seattle, WA 981245438

Credentials & registration

NPPES · NUCC
NPI registered
August 2007 — 19 yrs on file
Profile last updated
January 7, 2025
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Washington #MD60123029

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538352802. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,434
Distinct HCPCS
5
Medicare allowed
$312,156
HCPCS Description Services Patients Avg allowed
99310 Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 1,543 70 $164
G0317 Prolonged nursing facility evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by the physician or qualifi 623 64 $32
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 170 24 $136
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes 73 17 $186
99497 Advance care planning, first 30 minutes 25 20 $80

In context: peer comparison

Among 174 peers in Seattle Internal Medicine Physician, average services per provider: 77. This provider delivers 32× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,708
Patients
205
Total drug cost
$71,479
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 238 29 $3,483
Amlodipine Besylate Generic 169 27 $1,987
Eliquis (Apixaban) Brand 155 13 $41,442
Furosemide Generic 154 20 $1,026
Atorvastatin Calcium Generic 146 24 $2,114
Quetiapine Fumarate Generic 144 18 $4,689
Lisinopril Generic 104 15 $1,296
Sertraline Hcl Generic 102 13 $1,480
Omeprazole Generic 93 12 $1,422
Mirtazapine Generic 81 11 $2,740

Frequently asked questions

Auto-generated from federal data
What is Dr. Bob Thong's medical specialty?
Dr. Bob Thong practices Internal Medicine Physician in Seattle, WA.
Where does Dr. Bob Thong practice?
Dr. Bob Thong practices at 1111 W Blaine St, Seattle, WA 981192909. Office phone: 2066597816.
What is Dr. Bob Thong's NPI?
Dr. Bob Thong's National Provider Identifier (NPI) is 1538352802, issued by NPPES.
Does Dr. Bob Thong accept Medicare assignment?
Yes. Dr. Bob Thong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Bob Thong commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with high level of medical decision making (HCPCS 99310); Prolonged nursing facility evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by the physician or qualifi (HCPCS G0317); Residence visit for established patient with moderate level of medical decision making (HCPCS 99349). Source: CMS Medicare Physician & Other Practitioners file.