Active NPI
Margaret Mioduszewski, M.D.
- Dermatology Physician
- Bellevue, WA
National Provider Identifier
1982086989
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Dermatology Physician
- License
- MD60946170
- Practice address
- 13033 NE Bel Red Rd Ste 210
Bellevue, WA 98005-2633 - Phone
- (425) 696-1656
- Fax
- (425) 698-2422
- NPI assigned
- Jun 25, 2015
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Dermatology Physician | 207N00000X | MD60946170 | WA | Primary |
Addresses
Primary practice location
13033 NE Bel Red Rd Ste 210
Bellevue, WA 98005-2633
Mailing address
1237 Evergreen Point Rd
Medina, WA 98039-3136
Phone (425) 696-1656
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
- Opted out of Medicare
- Yes, effective Nov 26, 2025 through Nov 26, 2027
Care Compare profile
Medicare Care Compare- Specialty
- Dermatology
- Education
- Other, 2010
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
PO Box
Suite 3947
Seattle, WA 98124-3947
Hospital & facility affiliations
- Overlake Hospital Medical Center & Clinics
Merit-based Incentive Payment System (MIPS)
- Final score
- 86.73 of 100
- Quality
- 73.46
- Promoting interoperability
- 100
- Improvement activities
- 40
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Melanoma (skin cancer) excision | 1-10 |
| Removal of skin lesions | 450 |
| Skin biopsy | 165 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| MD60946170 | WA | MD | Dermatology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Peninsula Cancer Center LLC | Past | Accepting new patients | |
| Issaquah Obstetrics and Gynecology PLLC | Past | Accepting new patients | |
| Overlake Medical Clinics, LLC | Specialist | Past | Accepting new patients |
Organizations & group practices 3
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.
-
- Obstetrics & Gynecology Physician
- Issaquah, WA
- NPI 1073581807
-
- Specialist
- Bellevue, WA
- NPI 1801828421
-
- Radiation Oncology Physician
- Poulsbo, WA
- NPI 1083857940
Hospital & facility affiliations 2
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Bellevue, WA
- NPI 1598971855
-
- General Acute Care Hospital
- Bellevue, WA
- NPI 1861432726
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1435190400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1768435200000",
"number": "1982086989",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1237 EVERGREEN POINT RD",
"city": "MEDINA",
"state": "WA",
"postal_code": "980393136",
"telephone_number": "425-696-1656",
"fax_number": "425-698-2422"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "13033 NE BEL RED RD STE 210",
"city": "BELLEVUE",
"state": "WA",
"postal_code": "980052633",
"telephone_number": "425-696-1656",
"fax_number": "425-698-2422"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MIODUSZEWSKI",
"first_name": "MARGARET",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2015-06-25",
"last_updated": "2026-01-15",
"certification_date": "2026-01-15",
"status": "A"
},
"taxonomies": [
{
"code": "207N00000X",
"taxonomy_group": "",
"desc": "Dermatology",
"state": "WA",
"license": "MD60946170",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Bellevue, WA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 15, 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; Opt Out Affidavits.
- 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.