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

Dr. Mark Evans Fleming, DO

Individual provider Orthopaedic Trauma Physician · NPI 1881638583

Dr. Mark Evans Fleming, DO is an Orthopedic Surgery in Los Angeles, California. Qualified in 1999, 27 years ago. Practices with Paul J Wisniewski DO Inc, a 19-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
27
Licensed in
CA
In the registry since
2006
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

1200 N State St
Los Angeles, CA 90089-1001
Phone: (301) 956-0583
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 18523 Corwin Rd Ste A, Apple Valley, CA 92307-2300 — (909) 712-2764

Specialties & licences

Orthopaedic Trauma Physician (primary) Taxonomy 207XX0801X · Licence 14334 (CA)

Record details

NPI number1881638583
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 15, 2006
Last updated in NPPESSeptember 12, 2025
Certification dateSeptember 12, 2025

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolOTHER
Graduated 1999 (27 years in practice)
Group practice Paul J Wisniewski Do Inc — 19 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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