Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Mark E. Zeitzer, MD

Individual provider Emergency Medicine Physician · NPI 1437174307

Dr. Mark E. Zeitzer, MD is an Emergency Medicine in Leavenworth, Kansas. Qualified in 2002, 24 years ago. Practices with Nextcare Arizona I Jv LLC, a 301-clinician group, works from 11 locations and accepts Medicare assignment. Licensed in Colorado, Idaho, Kansas and Michigan and 10 more.

Years since qualifying
24
Licensed in
CO, ID, KS, MI, MO, NC
In the registry since
2006
Specialties on file
15
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1100 N 4th St
Leavenworth, KS 66048-1572
Phone: (913) 297-9945
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (10)

  • 914 N Scottsdale Rd Ste 104, Tempe, AZ 85288-2116 — (480) 889-3570
  • 18890 E Hampden Ave, Aurora, CO 80013-3504 — (303) 617-1604
  • 3280 Washtenaw Ave, Ann Arbor, MI 48104-4283 — (734) 389-2000
  • 2741 Ne McBaine Dr Ph, Lees Summit, MO 64064-7880 — (816) 554-2600
  • 217 Glensford Dr, Fayetteville, NC 28314-0892 — (910) 483-4647
  • 110 N 66th St, Lincoln, NE 68505-2402 — (402) 325-8950
  • 16205 N Pennsylvania Ave, Edmond, OK 73013-7325 — (405) 705-5700
  • 3802 Catclaw Dr, Abilene, TX 79606-8253 — (325) 690-1500
  • 330 White Oak Rd, Fredericksburg, VA 22405-2792 — (540) 373-2424
  • 2030 Bluegrass Cir, Cheyenne, WY 82009-7328 — (307) 635-3500

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence MD28003 (OR)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 04-52263 (KS)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 60476107 (WA)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 47018 (OK)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 2025-03934 (NC)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 2026001102 (MO)
Emergency Medicine Physician Taxonomy 207P00000X · Licence MD425791 (PA)
Emergency Medicine Physician Taxonomy 207P00000X · Licence CDR.0000811 (CO)
Emergency Medicine Physician Taxonomy 207P00000X · Licence CP1834 (NE)
Emergency Medicine Physician Taxonomy 207P00000X · Licence MC-0552 (ID)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 19161C (WY)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 0101287475 (VA)
Emergency Medicine Physician Taxonomy 207P00000X · Licence W2237 (TX)
Emergency Medicine Physician Taxonomy 207P00000X · Licence EMC0008439 (MI)
Emergency Medicine Physician Taxonomy 207P00000X · Licence MD.MD.60476107 (WA)

Record details

NPI number1437174307
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 13, 2006
Last updated in NPPESJanuary 26, 2026
Certification dateJanuary 26, 2026
Mailing address2145 E Baseline Rd Ste 101, Tempe, AZ 85283-1546

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2002 (24 years in practice)
Group practice Nextcare Arizona I Jv Llc — 301 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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