Active NPI
Michael A Elliott, MD
- Neuromuscular Medicine (Psychiatry & Neurology) Physician
- Seattle, WA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Neuromuscular Medicine (Psychiatry & Neurology) Physician
- License
- MD00033595
- Practice address
- 550 17TH Ave Ste 400
Seattle, WA 98122-5789 - Phone
- (206) 320-2840
- Fax
- (206) 320-2995
- NPI assigned
- Jul 18, 2006
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Neuromuscular Medicine (Psychiatry & Neurology) Physician | 2084N0008X | MD00033595 | WA | Primary |
| Neurology Physician | 2084N0400X | MD00033595 | WA |
Addresses
Primary practice location
550 17TH Ave Ste 400
Seattle, WA 98122-5789
Mailing address
PO Box 25608
Salt Lake City, UT 84125-0608
Phone (206) 320-4476
Other identifiers 5
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 0039590 | Other | WA | LABOR & INDUSTRY |
| MD2863 | Other | WA | AK DSHS |
| 8227969 | Medicaid | WA | |
| EL4341 | Other | WA | BLUE SHIELD |
| US5277658 | Other | WA | AETNA/USHC SPECIALIST |
Electronic endpoints 1
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| Direct Messaging Address | melliott1041546@wm.providencedirect.org | Direct |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in WA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Neurology
- Education
- George Washington University School of Medicine, 1990
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Telehealth
- Offers telehealth services
- Group practices
Practice addresses (Care Compare)
550 17TH Ave
Suite 400
Seattle, WA 98122-5789
Phone (206) 320-3494
Hospital & facility affiliations
Merit-based Incentive Payment System (MIPS)
- Final score
- 87.1 of 100
- Quality
- 84.53
- Promoting interoperability
- 100
- Improvement activities
- 40
- Cost
- 72.46
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| MD00033595 | WA | MD | Neurology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Swedish Health Services | Current | Accepting new patients | |
| Swedish Health Services | Past | Accepting new patients |
Locations
747 Broadway
Seattle, WA 98122
Phone (360) 658-2488
550 17th Ave
Ste 400
Seattle, WA 98122
Phone (206) 320-3278
800 5th Ave
Ste 600
Seattle, WA 98104
Organizations & group practices 2
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Internal Medicine Physician
- Seattle, WA
- NPI 1689612954
Hospital & facility affiliations 3
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Richland, WA
- NPI 1972507580
-
- General Acute Care Hospital
- Seattle, WA
- NPI 1306992151
-
dba Swedish Medical Center, Cherry Hill
- General Acute Care Hospital
- Seattle, WA
- NPI 1356496582
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1153180800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1789603200000",
"number": "1518986199",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 25608",
"city": "SALT LAKE CITY",
"state": "UT",
"postal_code": "841250608",
"telephone_number": "206-320-4476",
"fax_number": "206-568-7043"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "550 17TH AVE STE 400",
"city": "SEATTLE",
"state": "WA",
"postal_code": "981225789",
"telephone_number": "206-320-2840",
"fax_number": "206-320-2995"
}
],
"practiceLocations": [],
"basic": {
"last_name": "ELLIOTT",
"first_name": "MICHAEL",
"middle_name": "A",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-07-18",
"last_updated": "2026-09-17",
"certification_date": "2026-09-17",
"status": "A"
},
"taxonomies": [
{
"code": "2084N0008X",
"taxonomy_group": "",
"desc": "Psychiatry & Neurology, Neuromuscular Medicine",
"state": "WA",
"license": "MD00033595",
"primary": true
},
{
"code": "2084N0400X",
"taxonomy_group": "",
"desc": "Psychiatry & Neurology, Neurology",
"state": "WA",
"license": "MD00033595",
"primary": false
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "LABOR & INDUSTRY",
"identifier": "0039590",
"state": "WA"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "AK DSHS",
"identifier": "MD2863",
"state": "WA"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "8227969",
"state": "WA"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "BLUE SHIELD",
"identifier": "EL4341",
"state": "WA"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "AETNA/USHC SPECIALIST",
"identifier": "US5277658",
"state": "WA"
}
],
"endpoints": [
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "melliott1041546@wm.providencedirect.org",
"affiliation": "N",
"use": "DIRECT",
"useDescription": "Direct",
"address_1": "550 17th Ave",
"address_2": "Suite 400",
"city": "Seattle",
"state": "WA",
"country_code": "US",
"postal_code": "981225788",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Seattle, WA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 17, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.