Greta Guillette, PA-C
Physician Assistant · Tulsa, OK
Greta Guillette, PA-C is a physician assistant with a practice address in Tulsa, Oklahoma, and NPI 1346881711, issued on Oct 7, 2019. Check the license with the Oklahoma board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Greta Guillette
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 1919 S Wheeling Ave Ste 500, Tulsa, OK 74104
- Phone
- (918) 403-6284
- Enumerated
- Oct 7, 2019
- Record last updated
- Apr 7, 2026
- Fax
- (918) 403-6323
- Medicare enrollment
- Enrolled (PECOS I20210518002545); accepts Medicare assignment
- Medical or professional school
- University Of Oklahoma College Of Medicine, 2020
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 1,870 in Oklahoma → Look up another NPI →
Also registered at 1919 S Wheeling Ave Ste 500
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Greta Guillette in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oklahoma board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% fewer Medicare Part D claims than the average physician assistant in 2024
336 Medicare Part D claims for 145 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.
Most prescribed
- Omeprazole63 claims
- Amoxicillin-Clavulanate Potass57 claims
- Chlorhexidine Gluconate24 claims
- Pantoprazole Sodium24 claims
- Gabapentin23 claims
- Levothyroxine Sodium16 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.
The MIPS final score for 2023 (Medicare payment program): 91.2 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $140.01
1 payment: food and beverage; the largest payer was Stryker Corporation. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- St. John Physicians, Inc.Tulsa, OK
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Greta Guillette among 1,870 physician assistant records in Oklahoma
Greta Guillette, PA-C is one of 1,870 physician assistant records with a practice address in Oklahoma. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 62% of them.
- NPI issued2019 · 62% of these records are older, 32% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated2020 · median 2017 among the 1,246 with a school on file
- Record last updated2026 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
393 physician assistant records list a practice address in Tulsa
They are 393 of the 18,643 NPPES records with a practice address in Tulsa, and 1,870 physician assistant records in Oklahoma.
All 1,870 in Oklahoma → Every provider in Tulsa → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Terry Arnold, PA-CTulsa, OK 741041780681684
- Brett Bennett, MA-PACTulsa, OK 741041518955483
- Amanda Elder, PACTulsa, OK 741041215900048
- Kimberly Garner, PA-CTulsa, OK 741041518095561
- Natalie Heinrich, PA-CTulsa, OK 741041104951839
- Michele Johnson, PATulsa, OK 741041346208287
- Stephanie McCalman, PACTulsa, OK 741041447382684
- Jodie Popp, PATulsa, OK 741041528020013
Common questions
What is Greta Guillette, PA-C's NPI number?
Greta Guillette, PA-C's National Provider Identifier (NPI) is 1346881711, issued on Oct 7, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Greta Guillette, PA-C located?
The NPPES record lists a practice address at 1919 S Wheeling Ave Ste 500, Tulsa, OK, 74104. Phone: (918) 403-6284. Providers update this record themselves, so call before visiting.
How can I verify Greta Guillette, PA-C's license?
Search the Oklahoma board that licenses this profession; the NPPES record confirms identity only.
How much does Greta Guillette, PA-C prescribe under Medicare Part D?
In 2024, Greta Guillette, PA-C had 336 Medicare Part D claims for 145 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Greta Guillette, PA-C's MIPS final score?
The 2023 MIPS final score is 91.2 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.
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.