Keith R. Loeb, MD, PHD
Hematology (Pathology) Physician · Seattle, WA
Keith R. Loeb, MD, PHD is a hematology (pathology) physician with a practice address in Seattle, Washington, and NPI 1801935788, issued on Feb 6, 2007. Check the license (Washington MD00037989, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Keith R. Loeb
- Credential
- MD, PHD
- Primary taxonomy
- Hematology (Pathology) Physician 207ZH0000X
- License number
- MD00037989 WA
Self-reported in NPPES; status is on the state search - Practice location
- 825 Eastlake Ave E, Seattle, WA 98109
- Phone
- (206) 288-7222
- Enumerated
- Feb 6, 2007
- Record last updated
- May 31, 2011 (not updated in 15 years: call before relying on the address or phone)
- Medicaid ID
- 1801935788 WA
- Medicare enrollment
- Enrolled (PECOS I20070301000267); accepts Medicare assignment
- Medical or professional school
- Medical College Of Wisconsin, 1995
- Entity
- Type 1 · individual
8 nearest hematology (pathology) physician records → All 19 in Washington → Look up another NPI →
Also registered at 825 Eastlake Ave E
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Farnoush Abar, M.D.Hematology & Oncology Physician1558560342
- Francis Achacoso, MBA, MSN, RN, NE-BCRegistered Nurse1215604061
- Bamidele Adebayo, MDNeurological Surgery Physician1255176194
- Oyebimpe Adesina, MDHematology & Oncology Physician1184934770
- Shirali AgarwalHematology & Oncology Physician1972093052
- Ali AlgiraigriSpecialist1467880260
Verify Keith R. Loeb in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00037989Check 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): 93.1 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
- The Association OF University PhysiciansSeattle, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Keith R. Loeb among 19 hematology (pathology) physician records in Washington
Keith R. Loeb, MD, PHD 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 2007, is newer than 58% of them.
- NPI issued2007 · 58% of these records are older, 21% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1995 · median 2001 among the 12 with a school on file
- Record last updated2011 · 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
- 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
- Jason Love, MDSeattle, WA 981091487769360
- Thalia Stamatoyannopoulos, MDSeattle, WA 981091821174582
- Tanvi Verma, MDSeattle, WA 981091083175004
- Cecilia Yeung, MDSeattle, WA 981091487679726
Common questions
What is Keith R. Loeb, MD, PHD's NPI number?
Keith R. Loeb, MD, PHD's National Provider Identifier (NPI) is 1801935788, issued on Feb 6, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Keith R. Loeb, MD, PHD located?
The NPPES record lists a practice address at 825 Eastlake Ave E, Seattle, WA, 98109. Phone: (206) 288-7222. Providers update this record themselves, so call before visiting.
How can I verify Keith R. Loeb, MD, PHD's license?
NPPES lists Washington license number MD00037989, 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 Keith R. Loeb, MD, PHD's MIPS final score?
The 2023 MIPS final score is 93.1 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.