Marcus Aaron Zeitz
Family Medicine Physician · Kenmore, WA
Marcus Aaron Zeitz is a family medicine physician with a practice address in Kenmore, Washington, and NPI 1720665524, issued on Mar 26, 2021. Check the license (Washington OP61469013, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Marcus Aaron Zeitz
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- OP61469013 WA
Self-reported in NPPES; status is on the state search - Practice location
- 18151 68TH Ave NE Ste 100, Kenmore, WA 98028
- Phone
- (425) 485-6561
- Enumerated
- Mar 26, 2021
- Record last updated
- Sep 23, 2025
- Fax
- (425) 488-4939
- Medicare enrollment
- Enrolled (PECOS I20230511001832); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 5,534 in Washington → Look up another NPI →
Also registered at 18151 68TH Ave NE Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Thomas Dawson, DOFamily Medicine Physician1366450744
- Trisanna Gruel, FNPFamily Nurse Practitioner1548990211
- Ann Hansen, MPTPhysical Therapist1871012328
Verify Marcus Aaron Zeitz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license OP61469013Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average family medicine physician in 2024
400 Medicare Part D claims for 96 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 12 claims were for opioids.
Most prescribed
- Lisinopril22 claims
- Metformin Hcl22 claims
- Atorvastatin Calcium20 claims
- Albuterol Sulfate Hfa19 claims
- Losartan Potassium16 claims
- Gabapentin14 claims
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
- King County Public Hospital District NO 2Kirkland, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marcus Aaron Zeitz among 5,534 family medicine physician records in Washington
Marcus Aaron Zeitz is one of 5,534 family medicine physician records with a practice address in Washington. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 91% of them.
- NPI issued2021 · 91% of these records are older, 6% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2021 · median 2009 among the 3,294 with a school on file
- Record last updated2025 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
11 family medicine physician records list a practice address in Kenmore
They are 11 of the 277 NPPES records with a practice address in Kenmore, and 5,534 family medicine physician records in Washington.
All 5,534 in Washington → Every provider in Kenmore → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Timothy Anderson, DOKenmore, WA 980281710969357
- Julie Colin, MDKenmore, WA 980281639179559
- Milton Curtis, MDKenmore, WA 980281689656597
- Thomas Dawson, DOKenmore, WA 980281366450744
- Sam Eggertsen, MDKenmore, WA 980281457359507
- Nona Hanson, MDKenmore, WA 980281962408815
- Helan Lee-Garrard, D.O., MPHKenmore, WA 980281255741997
- Michael Manning, NDKenmore, WA 980281609398700
Common questions
What is Marcus Aaron Zeitz's NPI number?
Marcus Aaron Zeitz's National Provider Identifier (NPI) is 1720665524, issued on Mar 26, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Marcus Aaron Zeitz located?
The NPPES record lists a practice address at 18151 68TH Ave NE Ste 100, Kenmore, WA, 98028. Phone: (425) 485-6561. Providers update this record themselves, so call before visiting.
How can I verify Marcus Aaron Zeitz's license?
NPPES lists Washington license number OP61469013, 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 Marcus Aaron Zeitz prescribe under Medicare Part D?
In 2024, Marcus Aaron Zeitz had 400 Medicare Part D claims for 96 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.