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

Mrs. Erin Marie Williamson, RN, MSN, APRN

Individual provider Adult Health Nurse Practitioner · NPI 1487884995

Mrs. Erin Marie Williamson, RN, MSN, APRN is a Nurse Practitioner in Tulsa, Oklahoma. Qualified in 2008, 18 years ago. Practices with Ahs Oklahoma Physician Group LLC, a 315-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Kansas and Oklahoma.

Years since qualifying
18
Licensed in
KS, OK
In the registry since
2009
Specialties on file
2
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.
MSN — Master of Science in Nursing
A graduate nursing degree, usually held alongside an advanced practice licence.
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.

See every abbreviation used in this directory →

Practice location Address checks out

1145 S Utica Ave Ste 701
Tulsa, OK 74104
Phone: (918) 582-6544
Fax: (918) 582-6549
Show map & directions

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

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 106894 (OK)
Adult Health Nurse Practitioner Taxonomy 363LA2200X · Licence 5374935091 (KS)

Record details

NPI number1487884995
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN , MSN , APRN
Sole proprietorNo
NPI enumeratedJuly 17, 2009
Last updated in NPPESMay 6, 2014

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 Ahs Oklahoma Physician Group Llc — 315 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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