Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mandie Melissa Graham, ARNP, FNP-C

Individual provider Family Nurse Practitioner · NPI 1851525562

Mandie Melissa Graham, ARNP, FNP-C is a Nurse Practitioner in Tulsa, Oklahoma. Qualified in 2008, 18 years ago. Practices with Mercy Oklahoma Ambulatory Services LLC, a 45-clinician group and accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
18
Licensed in
OK
In the registry since
2009
What do these letters mean?
ARNP — Advanced Registered Nurse Practitioner
The title some states use for an advanced practice nurse.
FNP-C — Family Nurse Practitioner, Certified
A family nurse practitioner certified by the AANP.

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Practice location Address checks out

6161 S Yale Ave
Tulsa, OK 74136-1902
Phone: (918) 495-2600
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 79285 (OK)

Record details

NPI number1851525562
Entity typeIndividual (Type 1)
GenderFemale
Credentials ARNP , FNP-C
Sole proprietorYes
NPI enumeratedMay 8, 2009
Last updated in NPPESJune 25, 2026
Certification dateJune 25, 2026

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2008 (18 years in practice)
Group practice Mercy Oklahoma Ambulatory Services Llc — 45 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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