Parissa Keshavarzian Ferguson, PA
Physician Assistant · Oklahoma City, OK
Parissa Keshavarzian Ferguson, PA is a physician assistant with a practice address in Oklahoma City, Oklahoma, and NPI 1649882556, issued on Aug 21, 2020. Check the license (Oklahoma 4405, as entered in NPPES) with the Oklahoma board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Parissa Keshavarzian Ferguson
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 4405 OK
Self-reported in NPPES; status is on the state search - Practice location
- 3366 NW Expressway Ste 200, Oklahoma City, OK 73112
- Phone
- (405) 713-9930
- Enumerated
- Aug 21, 2020
- Record last updated
- Aug 3, 2026
- Fax
- (405) 713-9931
- Medicare enrollment
- Enrolled (PECOS I20200928002413); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 3366 NW Expressway Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Parissa Keshavarzian Ferguson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Oklahoma board licenses this profession
Search for license 4405Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
44% fewer Medicare Part D claims than the average physician assistant in 2024
463 Medicare Part D claims for 75 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 29% of claims.
Most prescribed
- Bupropion Xl59 claims
- Metformin Hcl Er54 claims
- Naltrexone Hcl38 claims
- Ozempic35 claims
- Topiramate31 claims
- Mounjaro26 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: $555.82
25 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. 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
- Vitalis Metabolic Health PLLCOklahoma City, OK
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
673 physician assistant records list a practice address in Oklahoma City
They are 673 of the 22,359 NPPES records with a practice address in Oklahoma City, and 1,870 physician assistant records in Oklahoma.
All 673 in Oklahoma City → All 1,870 in Oklahoma → Every provider in Oklahoma City →
Other physician assistant records in Oklahoma
- David Abbott, PAOklahoma City, OK1881621241
- Teresa AberleOklahoma City, OK1588963953
- Sabrina AbrahamEdmond, OK1548980048
- Raoul Acha, PAShawnee, OK1902513682
- Nikki AcuffTulsa, OK1295390979
- Jennifer Acuna, PA-CTulsa, OK1306981071
- Britney Adair, PAStillwater, OK1578347654
- Parnell Adams, PA-CPonca City, OK1801810783
- Rebekah Adams, PAOklahoma City, OK1851005508
- Courtney Adler, PA-COklahoma City, OK1083536411
Common questions
What is Parissa Keshavarzian Ferguson, PA's NPI number?
Parissa Keshavarzian Ferguson, PA's National Provider Identifier (NPI) is 1649882556, issued on Aug 21, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Parissa Keshavarzian Ferguson, PA located?
The NPPES record lists a practice address at 3366 NW Expressway Ste 200, Oklahoma City, OK, 73112. Phone: (405) 713-9930. Providers update this record themselves, so call before visiting.
How can I verify Parissa Keshavarzian Ferguson, PA's license?
NPPES lists Oklahoma license number 4405, as entered by the provider. Search the Oklahoma board that licenses this profession; the NPPES record confirms identity only.
How much does Parissa Keshavarzian Ferguson, PA prescribe under Medicare Part D?
In 2024, Parissa Keshavarzian Ferguson, PA had 463 Medicare Part D claims for 75 beneficiaries; the average among physician assistant prescribers was 830. 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.
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.