Doctor profile · Federal record
Dr. John Hassapis, MD
Surgery Physician (CMS: General Surgery) · Coupeville, WA
- NPI 1992709802
- Accepts Medicare
- 36 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
205 S Main St Ste B
Coupeville, WA 982393635
(360) 544-6450 - Mailing address
-
Po Box 1007
Coupeville, WA 982391007
Credentials & registration
- NPI registered
- June 2005 — 21 yrs on file
- Profile last updated
- October 25, 2022
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 208600000X — NUCC code
- State license (1)
- Washington #MD60466656
- Medicaid
- WA #1992709802
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1992709802. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
167
Distinct HCPCS
8
Medicare allowed
$22,734
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99203 |
New patient office or other outpatient visit, 30-44 minutes | 54 | 54 | $112 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 23 | 23 | $179 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 19 | 19 | $139 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 17 | 17 | $165 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 16 | 14 | $127 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 15 | 15 | $91 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 12 | 12 | $247 | |
99202 |
New patient office or other outpatient visit, 15-29 minutes | 11 | 11 | $72 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 20. This provider delivers 8.4× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
26
Patients
26
Total drug cost
$4,336
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Sutab (Sod Sulf/Pot Chloride/Mag Sulf) | Brand | 26 | 26 | $4,336 |
Frequently asked questions
What is Dr. John Hassapis's medical specialty?
Dr. John Hassapis practices Surgery Physician in Coupeville, WA.
Where does Dr. John Hassapis practice?
Dr. John Hassapis practices at 205 S Main St Ste B, Coupeville, WA 982393635. Office phone: 3605446450.
What is Dr. John Hassapis's NPI?
Dr. John Hassapis's National Provider Identifier (NPI) is 1992709802, issued by NPPES.
Does Dr. John Hassapis accept Medicare assignment?
Yes. Dr. John Hassapis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Hassapis commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99203); Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk (HCPCS G0121); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.