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

Dr. Thomas A Roisum, MD

Individual provider Anatomic Pathology & Clinical Pathology Physician · NPI 1528171964

Dr. Thomas A Roisum, MD is a Pathology in Enid, Oklahoma. Graduated from University of North Dakota School of Medicine in 1995, 31 years ago. Practices with Mawd Pathologists LLC, a 28-clinician group, works from 8 locations and accepts Medicare assignment. Licensed in Iowa, Missouri, North Dakota and Oklahoma and 1 more.

Years since qualifying
31
Trained at
University of North Dakota School of Medicine
Licensed in
IA, MO, ND, OK, PA
In the registry since
2006
Specialties on file
5
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

305 S 5th St
Enid, OK 73701-5832
Phone: (913) 396-8509
Fax: (913) 318-8378
Show map & directions

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

Additional practice locations (7)

  • 6470 Interstate Ct, Hannibal, MO 63401-6759 — (573) 248-0826
  • 2305 37th Ave Sw, Minot, ND 58701-7669 — (701) 857-5000
  • 1 Burdick Expy W, Minot, ND 58701-4406 — (701) 857-5214
  • 600 S Monroe St, Enid, OK 73701-7211 — (913) 396-8509
  • 100 Hospital Ave, Dubois, PA 15801-6759 — (814) 375-3238
  • 1225 Warm Springs Ave, Huntingdon, PA 16652-6759 — (814) 643-8632
  • 187 Hospital Dr, Tyrone, PA 16686-6759 — (814) 684-1255

Specialties & licences

Anatomic Pathology & Clinical Pathology Physician (primary) Taxonomy 207ZP0102X · Licence 34698 (OK)
Anatomic Pathology & Clinical Pathology Physician Taxonomy 207ZP0102X · Licence 36424 (IA)
Anatomic Pathology & Clinical Pathology Physician Taxonomy 207ZP0102X · Licence 15065 (ND)
Anatomic Pathology & Clinical Pathology Physician Taxonomy 207ZP0102X · Licence 109630 (MO)
Anatomic Pathology & Clinical Pathology Physician Taxonomy 207ZP0102X · Licence MD479037 (PA)

Record details

NPI number1528171964
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 17, 2006
Last updated in NPPESJune 15, 2026
Certification dateJune 15, 2026
Mailing address261 Hummingbird Ln, Hannibal, MO 63401-6931

Medicare enrollment

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

Medicare specialtyPATHOLOGY
Medical schoolUNIVERSITY OF NORTH DAKOTA SCHOOL OF MEDICINE
Graduated 1995 (31 years in practice)
Group practice Mawd Pathologists Llc — 28 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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