NPPES file of Aug 9, 2026

Catherine Williams Gardner, ARNP

Obstetrics & Gynecology Nurse Practitioner · Oklahoma City, OK

Catherine Williams Gardner, ARNP is an obstetrics & gynecology nurse practitioner with a practice address in Oklahoma City, Oklahoma, and NPI 1730270463, issued on Sep 27, 2006. Check the license (Oklahoma R0058989, 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
1730270463
Name
Catherine Williams Gardner
Credential
ARNP
Primary taxonomy
Obstetrics & Gynecology Nurse Practitioner 363LX0001X
License numbers
R0058989 OK
9327843 FL
2013042503 MO
Self-reported in NPPES; status is on the state search
Practice location
11220 N Rockwell Ave, Oklahoma City, OK 73162
Phone
(405) 632-6688
Enumerated
Sep 27, 2006
Record last updated
Aug 20, 2024
Fax
(405) 634-9611
Medicaid ID
200095940A OK
Medicare enrollment
Enrolled (PECOS I20061102000255); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest obstetrics & gynecology nurse practitioner records → All 27 in Oklahoma → Look up another NPI →

Also registered at 11220 N Rockwell Ave

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

  1. Julie Bell, M.ED.Professional Counselor1356361596
  2. Violet Cohen, D.O.Pediatrics Physician1063493187
  3. Angela Grimmett, ARNPFamily Nurse Practitioner1861509838
  4. Stephanie Hunter, DOPediatrics Physician1023690559
  5. Brianna LamosoClinical Social Worker1003562448
  6. Kathy Morton, MS CCCSLPSpeech-Language Pathologist1578640579

Verify Catherine Williams Gardner 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 R0058989    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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14% more Medicare Part D claims than the average obstetrics & gynecology nurse practitioner in 2024

226 Medicare Part D claims for 38 beneficiaries, against an average of 198 among the 1,094 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.

  1. Catherine Gardner226
  2. Specialty average198

Most prescribed

  1. Levothyroxine Sodium33 claims
  2. Progesterone30 claims
  3. Dotti20 claims
  4. Estradiol15 claims
  5. Estradiol (Twice Weekly)12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $805.04

18 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 1,033 providers of this specialty with any payment received $439.39 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Catherine Gardner$805.04
  2. Specialty average$439.39

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

Bills Medicare through one group practice

  1. Variety Care, Inc.Oklahoma City, OK

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Catherine Williams Gardner among 27 obstetrics & gynecology nurse practitioner records in Oklahoma

Catherine Williams Gardner, ARNP is one of 27 obstetrics & gynecology nurse practitioner records with a practice address in Oklahoma. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 11% of them.

  • NPI issued2006 · 11% of these records are older, 67% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 37% of these records are
  • Graduated2016 · median 2012 among the 10 with a school on file
  • Record last updated2024 · 78% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LX0001X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Nurse Practitioner providers in Oklahoma

There are 27 obstetrics & gynecology nurse practitioner records in Oklahoma.

All 27 in Oklahoma → Every provider in Oklahoma City → Obstetrics & Gynecology Nurse Practitioner nationwide →

The 8 obstetrics & gynecology nurse practitioner records with the nearest ZIP codes

  1. Sylvia Rivera, N.P.Oklahoma City, OK 731621518156371
  2. Leslie Warcup, APRNMoore, OK 731601598039455
  3. Susan Kincaid, ARNPOklahoma City, OK 731201457555419
  4. Alisha Wilke, APRNOklahoma City, OK 731201467906305
  5. Rachelle Mackey, APRNOklahoma City, OK 731171174753891
  6. Amy Brooks, MS, ARNP, WHCNPOklahoma City, OK 731141336332162
  7. Jennie GarrodOklahoma City, OK 731121578027876
  8. Lori Price, APRN-CNPOklahoma City, OK 731041043742364

Common questions

What is Catherine Williams Gardner, ARNP's NPI number?

Catherine Williams Gardner, ARNP's National Provider Identifier (NPI) is 1730270463, issued on Sep 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Catherine Williams Gardner, ARNP located?

The NPPES record lists a practice address at 11220 N Rockwell Ave, Oklahoma City, OK, 73162. Phone: (405) 632-6688. Providers update this record themselves, so call before visiting.

How can I verify Catherine Williams Gardner, ARNP's license?

NPPES lists Oklahoma license number R0058989, as entered by the provider. Search the Oklahoma board that licenses this profession; the NPPES record confirms identity only.

How much does Catherine Williams Gardner, ARNP prescribe under Medicare Part D?

In 2024, Catherine Williams Gardner, ARNP had 226 Medicare Part D claims for 38 beneficiaries; the average among obstetrics & gynecology nurse practitioner prescribers was 198. Part D covers Medicare prescriptions 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.