Doctor profile · Federal record
Dr. Marc Gonchar, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Seattle, WA
- NPI 1437126869
- Accepts Medicare
- 28 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
904 7Th Ave
Seattle, WA 981041132
(206) 329-1760
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- May 16, 2012
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Washington #MD00039437
- Medicaid
- WA #8278442
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1437126869. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
177
Distinct HCPCS
4
Medicare allowed
$15,723
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 105 | 102 | $99 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 36 | 33 | $140 | |
36415 |
Insertion of needle into vein for collection of blood sample | 23 | 22 | $8 | |
81001 |
Manual urinalysis test with examination using microscope, automated | 13 | 11 | $3 |
In context: peer comparison
Among 174 peers in Seattle Internal Medicine Physician, average services per provider: 77. This provider delivers 2.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
26
Patients
14
Total drug cost
$194
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Paxlovid (Eua) (Nirmatrelvir/Ritonavir) | Brand | 14 | 14 | $151 |
| Amlodipine Besylate | Generic | 12 | 0 | $44 |
Frequently asked questions
What is Dr. Marc Gonchar's medical specialty?
Dr. Marc Gonchar practices Internal Medicine Physician in Seattle, WA.
Where does Dr. Marc Gonchar practice?
Dr. Marc Gonchar practices at 904 7Th Ave, Seattle, WA 981041132. Office phone: 2063291760.
What is Dr. Marc Gonchar's NPI?
Dr. Marc Gonchar's National Provider Identifier (NPI) is 1437126869, issued by NPPES.
Does Dr. Marc Gonchar accept Medicare assignment?
Yes. Dr. Marc Gonchar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marc Gonchar commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.