Doctor profile · Federal record

Dr. Paul Kassab, MD

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

  • NPI 1740287275
  • Accepts Medicare
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1100 9Th Ave
Seattle, WA 981012756
(206) 223-6395
fax (206) 223-6764

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
June 19, 2009
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Massachusetts #221960
Medicaid
WA #8496986

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740287275. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
379
Distinct HCPCS
5
Medicare allowed
$41,600
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 170 100 $104
99215 Established patient office or other outpatient visit, 40-54 minutes 74 57 $155
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 69 69 $145
36415 Insertion of needle into vein for collection of blood sample 36 26 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 30 23 $71

In context: peer comparison

Among 174 peers in Seattle Internal Medicine Physician, average services per provider: 77. This provider delivers 4.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
905
Patients
256
Total drug cost
$62,504
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 163 45 $2,176
Tamsulosin Hcl Generic 81 25 $3,659
Rosuvastatin Calcium Generic 73 23 $1,543
Gabapentin Generic 64 20 $1,637
Losartan Potassium Generic 62 15 $1,573
Amlodipine Besylate Generic 60 18 $678
Omeprazole Generic 58 16 $1,421
Levothyroxine Sodium Generic 51 15 $944
Metoprolol Succinate Generic 51 17 $1,207
Lisinopril Generic 48 15 $480

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Paul Kassab's medical specialty?
Dr. Paul Kassab practices Internal Medicine Physician in Seattle, WA.
Where does Dr. Paul Kassab practice?
Dr. Paul Kassab practices at 1100 9Th Ave, Seattle, WA 981012756. Office phone: 2062236395.
What is Dr. Paul Kassab's NPI?
Dr. Paul Kassab's National Provider Identifier (NPI) is 1740287275, issued by NPPES.
Does Dr. Paul Kassab accept Medicare assignment?
Yes. Dr. Paul Kassab accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Paul Kassab 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 99215); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.