Michael W. Piepkorn, M.D.
Dermatopathology Physician · Bellevue, WA
Michael W. Piepkorn, M.D. is a dermatopathology physician with a practice address in Bellevue, Washington, and NPI 1609975226, issued on Sep 21, 2006. Check the license (Washington MD00014558, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Michael W. Piepkorn
- Credential
- M.D.
- Primary taxonomy
- Dermatopathology Physician 207ND0900X
- License number
- MD00014558 WA
Self-reported in NPPES; status is on the state search - Practice location
- 2330 130TH Ave NE Ste 201, Bellevue, WA 98005
- Phone
- (425) 455-9945
- Enumerated
- Sep 21, 2006
- Record last updated
- Oct 5, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (425) 455-9947
- Medicaid ID
- 7099864 WA
- Medicare enrollment
- Enrolled (PECOS I20040330000503); accepts Medicare assignment
- Medical or professional school
- University Of Minnesota Medical School, 1973
- Entity
- Type 1 · individual
8 nearest dermatopathology physician records → All 11 in Washington → Look up another NPI →
Also registered at 2330 130TH Ave NE Ste 201
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Dan Lantz, M.D.Dermatology Physician1811082993
- Caitlin May, M.D.Dermatopathology Physician1215370630
Verify Michael W. Piepkorn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00014558Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The MIPS final score for 2023 (Medicare payment program): 50 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Dermatopatholoty Northwest PLLCBellevue, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael W. Piepkorn among 11 dermatopathology physician records in Washington
Michael W. Piepkorn, M.D. is one of 11 dermatopathology physician records with a practice address in Washington. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 0% of them.
- NPI issued2006 · 0% of these records are older, 55% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Record last updated2007 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ND0900X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatopathology Physician providers in Washington
There are 11 dermatopathology physician records in Washington.
All 11 in Washington → Every provider in Bellevue → Dermatopathology Physician nationwide →
The 8 dermatopathology physician records with the nearest ZIP codes
- Kyle Garton, MDBellevue, WA 980051578673372
- Caitlin May, M.D.Bellevue, WA 980051215370630
- Casey Carlos, MDBellevue, WA 980041710149430
- Thomas Weir, M.D.Bellevue, WA 980041639278260
- John Zhang, M.D.Mill Creek, WA 980121699947747
- Nan Ring, MDSeattle, WA 981121083063549
- Zsolt Argenyi, MDSeattle, WA 981951861538480
- Sanhwan ChenEverett, WA 982011932165784
Common questions
What is Michael W. Piepkorn, M.D.'s NPI number?
Michael W. Piepkorn, M.D.'s National Provider Identifier (NPI) is 1609975226, issued on Sep 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael W. Piepkorn, M.D. located?
The NPPES record lists a practice address at 2330 130TH Ave NE Ste 201, Bellevue, WA, 98005. Phone: (425) 455-9945. Providers update this record themselves, so call before visiting.
How can I verify Michael W. Piepkorn, M.D.'s license?
NPPES lists Washington license number MD00014558, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is Michael W. Piepkorn, M.D.'s MIPS final score?
The 2023 MIPS final score is 50 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.