NPPES file of Aug 9, 2026

Mary S. Gilliland, CNS

Clinical Nurse Specialist · Stillwater, OK

Mary S. Gilliland, CNS is a clinical nurse specialist with a practice address in Stillwater, Oklahoma, and NPI 1356589311, issued on Jan 29, 2009. Check the license (Oklahoma R0030806, as entered in NPPES) with the Oklahoma board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1356589311
Name
Mary S. Gilliland
Credential
CNS
Primary taxonomy
Clinical Nurse Specialist 364S00000X
License number
R0030806 OK
Self-reported in NPPES; status is on the state search
Practice location
1301 W 6TH Ave Ste 207, Stillwater, OK 74074
Phone
(405) 533-3010
Enumerated
Jan 29, 2009
Record last updated
Dec 30, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(405) 533-3013
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest clinical nurse specialist records → All 73 in Oklahoma → Look up another NPI →

Also registered at 1301 W 6TH Ave Ste 207

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Kaleena Baum, MS, ATC, LATAthletic Trainer1972989127
  2. Jeremiah Bro, APRN-CNPFamily Nurse Practitioner1104337781
  3. Alex Detwiler, D.O.Orthopaedic Surgery of the Spine Physician1831519107
  4. Shanna Douglass, APRN-CNPFamily Nurse Practitioner1134607310
  5. Mirabel Forteh, APRN-CNPNurse Practitioner1679015416

Verify Mary S. Gilliland in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Oklahoma board licenses this profession
    Search for license R0030806    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Oklahoma license search

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Industry payments in 2024: $110.45

2 payments; by number, the most common kind was food and beverage; the largest payer was Abiomed. The 457 providers of this specialty with any payment received $871.23 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mary Gilliland$110.45
  2. Specialty average$871.23

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Mary S. Gilliland among 73 clinical nurse specialist records in Oklahoma

Mary S. Gilliland, CNS is one of 73 clinical nurse specialist records with a practice address in Oklahoma. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 23% of them.

  • NPI issued2009 · 23% of these records are older, 68% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileNo · 55% of these records are
  • Record last updated2015 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 364S00000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Clinical Nurse Specialist providers in Oklahoma

There are 73 clinical nurse specialist records in Oklahoma.

All 73 in Oklahoma → Every provider in Stillwater → Clinical Nurse Specialist nationwide →

The 8 clinical nurse specialist records with the nearest ZIP codes

  1. Iris Borem, C.N.S.Tulsa, OK 741041275778060
  2. Candace Carr, C.N.S.Tulsa, OK 741041083685135
  3. Catherine Cunningham, CNSTulsa, OK 741041548595895
  4. Jessica Griffith, CNSTulsa, OK 741041700114329
  5. Tammy Joplin, APRNTulsa, OK 741041073146312
  6. Lisa Lee, APRN-CNSTulsa, OK 741041093151169
  7. Lisha Porch-Petitt, CNSTulsa, OK 741041104054147
  8. Kristin Pruitt, APRN-CNSTulsa, OK 741041043686868

Common questions

What is Mary S. Gilliland, CNS's NPI number?

Mary S. Gilliland, CNS's National Provider Identifier (NPI) is 1356589311, issued on Jan 29, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Mary S. Gilliland, CNS located?

The NPPES record lists a practice address at 1301 W 6TH Ave Ste 207, Stillwater, OK, 74074. Phone: (405) 533-3010. Providers update this record themselves, so call before visiting.

How can I verify Mary S. Gilliland, CNS's license?

NPPES lists Oklahoma license number R0030806, as entered by the provider. Search the Oklahoma board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.