Mark R. Gillen, PA
Physician Assistant · Tulsa, OK
Mark R. Gillen, PA is a physician assistant with a practice address in Tulsa, Oklahoma, and NPI 1609833078, issued on Apr 28, 2006. Check the license (Oklahoma 1178, as entered in NPPES) with the Oklahoma board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mark R. Gillen
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 1178 OK
Self-reported in NPPES; status is on the state search - Practice location
- 6160 S Yale Ave, Tulsa, OK 74136
- Phone
- (918) 495-2600
- Enumerated
- Apr 28, 2006
- Record last updated
- Aug 5, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (918) 497-3007
- Medicaid ID
- 100062820A OK
- Medicare enrollment
- Enrolled (PECOS I20040123000514); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 1,870 in Oklahoma → Look up another NPI →
Also registered at 6160 S Yale Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Nathaniel Applegate, DPMPrimary Podiatric Medicine Podiatrist1871783373
- Barbara Baker, MDEndocrinology, Diabetes & Metabolism Physician1962402743
- Robert Bosse, PA-CMedical Physician Assistant1164691218
Verify Mark R. Gillen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oklahoma board licenses this profession
Search for license 1178Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.4 times the Medicare Part D claims of the average physician assistant in 2024
1,969 Medicare Part D claims for 1,155 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 69 claims were for opioids.
Most prescribed
- Cefdinir198 claims
- Azithromycin164 claims
- Methylprednisolone164 claims
- Albuterol Sulfate Hfa154 claims
- Ipratropium Bromide143 claims
- Lidocaine Hcl Viscous130 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 practice group's MIPS final score for 2023 (Medicare payment program): 79.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $230.97
9 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. 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
- Warren Clinic IncTulsa, OK
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark R. Gillen among 1,870 physician assistant records in Oklahoma
Mark R. Gillen, PA 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 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 78% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated2001 · median 2017 among the 1,246 with a school on file
- Record last updated2013 · 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
- La Dena Ballard, PATulsa, OK 741361740241553
- Jennifer Compton, PATulsa, OK 741361174560361
- Jennifer Davis, PATulsa, OK 741361376528901
- Rachel Dolan, P.A.-CTulsa, OK 741361104852862
- Michael Iten, P.A.Tulsa, OK 741361851359947
- Michael Jenson, PAC CPPTulsa, OK 741361770684540
- Jon Jimison, PATulsa, OK 741361467413716
- Linh Mokhtee, PATulsa, OK 741361821058249
Common questions
What is Mark R. Gillen, PA's NPI number?
Mark R. Gillen, PA's National Provider Identifier (NPI) is 1609833078, issued on Apr 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark R. Gillen, PA located?
The NPPES record lists a practice address at 6160 S Yale Ave, Tulsa, OK, 74136. Phone: (918) 495-2600. Providers update this record themselves, so call before visiting.
How can I verify Mark R. Gillen, PA's license?
NPPES lists Oklahoma license number 1178, as entered by the provider. Search the Oklahoma board that licenses this profession; the NPPES record confirms identity only.
How much does Mark R. Gillen, PA prescribe under Medicare Part D?
In 2024, Mark R. Gillen, PA had 1,969 Medicare Part D claims for 1,155 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Mark R. Gillen, PA's MIPS final score?
The 2023 MIPS final score is 79.4 of 100, reported for the practice group. 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.