Kristin Marie Mantei, MD
Hematology (Pathology) Physician · Seattle, WA
Kristin Marie Mantei, MD is a hematology (pathology) physician with a practice address in Seattle, Washington, and NPI 1285743054, issued on Aug 29, 2006. Check the license (Washington ML20007389, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Kristin Marie Mantei
- Credential
- MD
- Primary taxonomy
- Hematology (Pathology) Physician 207ZH0000X
- License number
- ML20007389 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1229 Madison St Ste 500, Seattle, WA 98104
- Phone
- (206) 386-2822
- Enumerated
- Aug 29, 2006
- Record last updated
- Aug 22, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20190605000476); accepts Medicare assignment
- Medical or professional school
- University Of Washington School Of Medicine, 2001
- Entity
- Type 1 · individual
8 nearest hematology (pathology) physician records → All 19 in Washington → Look up another NPI →
Also registered at 1229 Madison St Ste 500
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Amanda Agrellas, LMHC-AMental Health Counselor1760350995
- Sierra Barnicle, LSWAICSocial Worker1699653873
- Kayla Brubacher, DNPPsychiatric/Mental Health Nurse Practitioner1013656834
- Margaret Butler, LMHC-AMental Health Counselor1386516771
- Jennifer Cheung, DNP, FNP-CFamily Nurse Practitioner1922843069
- Kourtney Cordes, RDRegistered Dietitian1215898044
Verify Kristin Marie Mantei in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license ML20007389Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Cellnetix Pathology PLLCPalmer, AK
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kristin Marie Mantei among 19 hematology (pathology) physician records in Washington
Kristin Marie Mantei, MD is one of 19 hematology (pathology) physician records with a practice address in Washington. 63% 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, 42% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2001 · median 2001 among the 12 with a school on file
- Record last updated2007 · 79% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZH0000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology (Pathology) Physician providers in Washington
There are 19 hematology (pathology) physician records in Washington.
All 19 in Washington → Every provider in Seattle → Hematology (Pathology) Physician nationwide →
The 8 hematology (pathology) physician records with the nearest ZIP codes
- Thomas Price, M.D,Seattle, WA 981041952487613
- David Ng, M.D.Seattle, WA 981031760625339
- John Bolen, MDSeattle, WA 981011982629838
- Xueyan Chen, M.D., PH.D.Seattle, WA 981091528262524
- Matthew Crabtree, MDSeattle, WA 981091386141588
- Zhao Ming Dong, M.D., PH.D.Seattle, WA 981091306927975
- Teresa Hyun, M.D., PH.D.Seattle, WA 981091558697839
- Keith Loeb, MD, PHDSeattle, WA 981091801935788
Common questions
What is Kristin Marie Mantei, MD's NPI number?
Kristin Marie Mantei, MD's National Provider Identifier (NPI) is 1285743054, issued on Aug 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Kristin Marie Mantei, MD located?
The NPPES record lists a practice address at 1229 Madison St Ste 500, Seattle, WA, 98104. Phone: (206) 386-2822. Providers update this record themselves, so call before visiting.
How can I verify Kristin Marie Mantei, MD's license?
NPPES lists Washington license number ML20007389, 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.
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.