Alexander Katz
Internal Medicine Physician · Everett, WA
Alexander Katz is an internal medicine physician with a practice address in Everett, Washington, and NPI 1295276558, issued on Mar 19, 2017. Check the license (Washington MD61140399, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Alexander Katz
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- MD61140399 WA
321861 LA
Self-reported in NPPES; status is on the state search - Practice location
- 1321 Colby Ave FL 3, Everett, WA 98201
- Phone
- (425) 261-2000
- Enumerated
- Mar 19, 2017
- Record last updated
- Jul 8, 2026
- Fax
- (425) 261-4078
- Medicare enrollment
- Enrolled (PECOS I20210715001283); accepts Medicare assignment
- Medical or professional school
- Medical College Of Wisconsin, 2017
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 3,079 in Washington → Look up another NPI →
Also registered at 1321 Colby Ave FL 3
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Alexander Katz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD61140399Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
53 Medicare Part D claims for 29 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Providence Health And Services- WashingtonEverett, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alexander Katz among 3,079 internal medicine physician records in Washington
Alexander Katz is one of 3,079 internal medicine physician records with a practice address in Washington. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 82% of them.
- NPI issued2017 · 82% of these records are older, 16% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2017 · median 2006 among the 1,852 with a school on file
- Record last updated2026 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
174 internal medicine physician records list a practice address in Everett
They are 174 of the 7,246 NPPES records with a practice address in Everett, and 3,079 internal medicine physician records in Washington.
All 3,079 in Washington → Every provider in Everett → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Irene Altmann, MDEverett, WA 982011073588232
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- Sheryl Dreyer, MDEverett, WA 982011144298043
- Shelly FinnEverett, WA 982011184688210
- Todd Gunderson, MDEverett, WA 982011669436176
- Michael Jenks, MDEverett, WA 982011477521185
- Tul Kalayanamit, MDEverett, WA 982011932171527
Common questions
What is Alexander Katz's NPI number?
Alexander Katz's National Provider Identifier (NPI) is 1295276558, issued on Mar 19, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Alexander Katz located?
The NPPES record lists a practice address at 1321 Colby Ave FL 3, Everett, WA, 98201. Phone: (425) 261-2000. Providers update this record themselves, so call before visiting.
How can I verify Alexander Katz's license?
NPPES lists Washington license number MD61140399, 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.
How much does Alexander Katz prescribe under Medicare Part D?
In 2024, Alexander Katz had 53 Medicare Part D claims for 29 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
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.