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

Dr. Mark R Lanka, OD

Individual provider Optometrist · NPI 1679817506

Dr. Mark R Lanka, OD is an Optometry in Broken Bow, Oklahoma. Graduated from International American University at Puerto Rico - School of Optometry in 2012, 14 years ago. Practices with Med Southwest PLLC, a 226-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Arkansas, Nebraska, Oklahoma and Texas.

Years since qualifying
14
Trained at
International American University at Puerto Rico - School of Optometry
Licensed in
AR, NE, OK, TX
In the registry since
2012
Specialties on file
4
What do these letters mean?
OD — Doctor of Optometry
An optometrist: examines eyes, prescribes glasses and contacts, and treats many eye conditions.

See every abbreviation used in this directory →

Practice location Address checks out

511 S Park Dr Ste A
Broken Bow, OK 74728-5329
Phone: (580) 584-3434
Fax: (580) 584-3454
Show map & directions

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

Additional practice locations (2)

  • 301 Professional Park Dr Ste A, Arkadelphia, AR 71923-5317 — (870) 779-1022
  • 1606 S Jefferson Ave, Mount Pleasant, TX 75455-5614 — (903) 572-4000

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 2714 (AR)
Optometrist Taxonomy 152W00000X · Licence 1385 (NE)
Optometrist Taxonomy 152W00000X · Licence 2857 (OK)
Optometrist Taxonomy 152W00000X · Licence 8623 (TX)

Record details

NPI number1679817506
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorYes
NPI enumeratedNovember 15, 2012
Last updated in NPPESFebruary 25, 2022
Certification dateFebruary 25, 2022

Medicare enrollment

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

Medicare specialtyOPTOMETRY
Medical schoolINTERNATIONAL AMERICAN UNIVERSITY AT PUERTO RICO - SCHOOL OF OPTOMETRY
Graduated 2012 (14 years in practice)
Group practice Med Southwest Pllc — 226 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Broken Bow