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

Individual provider Acute Care Clinical Nurse Specialist · NPI 1003146598

Teressa Headrick Lemaster, CNS is a Certified Clinical Nurse Specialist (Cns) in Tulsa, Oklahoma. Qualified in 2009, 17 years ago. Practices with Usacs Observation Medicine Services of Oklahoma, LLC, a 200-clinician group and accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
17
Licensed in
OK
In the registry since
2010
What do these letters mean?
CNS — Clinical Nurse Specialist
An advanced practice nurse specialising in a patient population or setting.

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Practice location Address checks out

1705 E 19th St Ste 302
Tulsa, OK 74104-5405
Phone: (918) 748-7585
Fax: (918) 748-7539
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Acute Care Clinical Nurse Specialist (primary) Taxonomy 364SA2100X · Licence 70612 (OK)

Record details

NPI number1003146598
Entity typeIndividual (Type 1)
GenderFemale
Credentials CNS
Sole proprietorNo
NPI enumeratedJanuary 5, 2010
Last updated in NPPESJanuary 5, 2010

Medicare enrollment

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

Medicare specialtyCERTIFIED CLINICAL NURSE SPECIALIST (CNS)
Medical schoolOTHER
Graduated 2009 (17 years in practice)
Group practice Usacs Observation Medicine Services Of Oklahoma, Llc — 200 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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