Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mary Margaret Sumner, OTR/L

Individual provider Occupational Therapist · NPI 1093177057

Mary Margaret Sumner, OTR/L is an Occupational Therapist in Private Practice in Oklahoma City, Oklahoma. Qualified in 2014, 12 years ago. Practices with Saints Medical Group, LLC, a 431-clinician group and accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
12
Licensed in
OK
In the registry since
2016
What do these letters mean?
OTR/L — Occupational Therapist, Registered and Licensed
An occupational therapist who is both nationally registered and state licensed.

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Practice location Address checks out

200 NW 66th St
Oklahoma City, OK 73116-8256
Phone: (405) 840-1957
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Occupational Therapist (primary) Taxonomy 225X00000X · Licence 1896 (OK)

Record details

NPI number1093177057
Entity typeIndividual (Type 1)
GenderFemale
Credentials OTR/L
Sole proprietorNo
NPI enumeratedMarch 28, 2016
Last updated in NPPESMarch 28, 2016

Medicare enrollment

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

Medicare specialtyOCCUPATIONAL THERAPIST IN PRIVATE PRACTICE
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Saints Medical Group, Llc — 431 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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