NPPES file of Aug 9, 2026

Mark E. Zeitzer, MD

Emergency Medicine Physician · Leavenworth, KS

Mark E. Zeitzer, MD is an emergency medicine physician with a practice address in Leavenworth, Kansas, and NPI 1437174307, issued on Jul 13, 2006. Check the license (Kansas 04-52263, as entered in NPPES) on the Kansas State Board of Healing Arts; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1437174307
Name
Mark E. Zeitzer
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
04-52263 KS
MD28003 OR
CDR.0000811 CO
MC-0552 ID
EMC0008439 MI
and 10 more
Self-reported in NPPES; status is on the state search
Practice location
1100 N 4TH St, Leavenworth, KS 66048
Phone
(913) 297-9945
Enumerated
Jul 13, 2006
Record last updated
Jan 26, 2026
Medicaid IDs
101311910 PA
218641 OR
0070092 NJ
Medicare enrollment
Enrolled (PECOS I20080603000427); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest emergency medicine physician records → All 459 in Kansas → Look up another NPI →

Also registered at 1100 N 4TH St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Hanna Bates-CrosbyAcute Care Nurse Practitioner1437861218
  2. Armaghan Kimbell, DOFamily Medicine Physician1356379473
  3. Micaela Leighton, MDFamily Medicine Physician1093743452
  4. Angela McGill, NP-CFamily Nurse Practitioner1326659582
  5. Ramon Nichols, M.D.Occupational Medicine Physician1619088879
  6. Erica Sergent, DNP, APRN, FNP-CFamily Nurse Practitioner1619431426

Verify Mark E. Zeitzer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersKansas State Board of Healing Arts
    Search for license 04-52263    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Kansas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through 3 group practices

  1. Nextcare Arizona I JV LLCTempe, AZ
  2. Peacehealth Networks ON Demand LLCPortland, OR
  3. Zoomcare Urgent Care LLCBellevue, WA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Mark E. Zeitzer among 459 emergency medicine physician records in Kansas

Mark E. Zeitzer, MD is one of 459 emergency medicine physician records with a practice address in Kansas. 77% 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 8% of them.

  • NPI issued2006 · 8% of these records are older, 60% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2002 · median 2011 among the 270 with a school on file
  • Record last updated2026 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Kansas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in Kansas

There are 459 emergency medicine physician records in Kansas.

All 459 in Kansas → Every provider in Leavenworth → Emergency Medicine Physician nationwide →

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Ashley Bullock, MDLeavenworth, KS 660481669850046
  2. Justino Dalio, D.O.Leavenworth, KS 660481689988909
  3. Ingrid Keleti, MDLeavenworth, KS 660481427010438
  4. Lillian Lockwood, MDLeavenworth, KS 660481093777021
  5. Brett Martin, MDLeavenworth, KS 660481194752758
  6. Joseph McDonnell, MDLeavenworth, KS 660481467414094
  7. Thaison Tran, M.D.Leavenworth, KS 660481063739308
  8. Darin Elo, MDLawrence, KS 660471750343752

Common questions

What is Mark E. Zeitzer, MD's NPI number?

Mark E. Zeitzer, MD's National Provider Identifier (NPI) is 1437174307, issued on Jul 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark E. Zeitzer, MD located?

The NPPES record lists a practice address at 1100 N 4TH St, Leavenworth, KS, 66048. Phone: (913) 297-9945. Providers update this record themselves, so call before visiting.

How can I verify Mark E. Zeitzer, MD's license?

NPPES lists Kansas license number 04-52263, as entered by the provider. Search the Kansas State Board of Healing Arts at https://www.ksbha.ks.gov/. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.