NPPES file of Aug 9, 2026

Keith John Kassabian

Interventional Cardiology Physician · Oklahoma City, OK

Keith John Kassabian is an interventional cardiology physician with a practice address in Oklahoma City, Oklahoma, and NPI 1083618003, issued on Jun 8, 2005. Check the license (Oklahoma 16576, as entered in NPPES) on the Oklahoma Board of Medical Licensure and Supervision; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1083618003
Name
Keith John Kassabian
Primary taxonomy
Interventional Cardiology Physician 207RI0011X
License number
16576 OK
Self-reported in NPPES; status is on the state search
Practice location
608 NW 9TH St, Oklahoma City, OK 73102
Phone
(405) 231-3737
Enumerated
Jun 8, 2005
Record last updated
Oct 20, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(405) 272-6144
Medicare enrollment
Enrolled (PECOS I20090318000241); accepts Medicare assignment
Medical or professional school
Virginia Commonwealth University, School Of Medicine, 1981
Telehealth
Offers telehealth (CMS)
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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Also registered at 608 NW 9TH St

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

  1. Robert Abell, MDFamily Medicine Physician1336179126
  2. Syed Ahmed, M.D.Family Medicine Physician1396123535
  3. Tauseef Ali, M.D.Gastroenterology Physician1417096041
  4. David Allen, M.D.Pulmonary Disease Physician1154398410
  5. Robert Antosh, M.D.Family Medicine Physician1346771250
  6. Matthew Austin, DOInternal Medicine Physician1861753287

Verify Keith John Kassabian in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersOklahoma Board of Medical Licensure and Supervision
    Search for license 16576
    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
Open 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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87% more Medicare Part D claims than the average interventional cardiology physician in 2024

5,944 Medicare Part D claims for 675 beneficiaries, against an average of 3,179 among the 6,605 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.

  1. Keith Kassabian5,944
  2. Specialty average3,179

Most prescribed

  1. Eliquis546 claims
  2. Atorvastatin Calcium542 claims
  3. Metoprolol Tartrate532 claims
  4. Amlodipine Besylate418 claims
  5. Clopidogrel362 claims
  6. Furosemide340 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): 81 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.

  1. Qualityout of 100 · 30% of the final score65.5
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $1,492.75

21 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 6,394 providers of this specialty with any payment received $7,062.29 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Keith Kassabian$1,492.75
  2. Specialty average$7,062.29

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

Bills Medicare through 2 group practices

  1. Saints Medical Group, LLCOklahoma City, OK
  2. Ssm Health Care OF Oklahoma, Inc.Oklahoma City, OK

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

Keith John Kassabian among 116 interventional cardiology physician records in Oklahoma

Keith John Kassabian is one of 116 interventional cardiology physician records with a practice address in Oklahoma. 95% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 71% newer
  • In a Medicare fileYes · 95% of these records are
  • In the CMS Doctors and Clinicians fileYes · 85% of these records are
  • Graduated1981 · median 1999 among the 99 with a school on file
  • Record last updated2020 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0011X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Interventional Cardiology Physician providers in Oklahoma

There are 116 interventional cardiology physician records in Oklahoma.

The 8 interventional cardiology physician records with the nearest ZIP codes

  1. Hee Kong Fong, MDOklahoma City, OK 731021952751042
  2. Tanzeel Iqbal, MDOklahoma City, OK 731021790126506
  3. Radwan Kesserwan, M.D.Oklahoma City, OK 731021245324433
  4. Brenda Mullins, MDOklahoma City, OK 731031235133778
  5. Usman Baber, MDOklahoma City, OK 731041538378427
  6. Furqan Khattak, MDOklahoma City, OK 731041053674929
  7. Faisal Latif, M.D.Oklahoma City, OK 731041770623068
  8. Parasuram Melarcode Krishnamoorthy, M.DOklahoma City, OK 731041023356805

Common questions

What is Keith John Kassabian's NPI number?

Keith John Kassabian's National Provider Identifier (NPI) is 1083618003, issued on Jun 8, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Keith John Kassabian located?

The NPPES record lists a practice address at 608 NW 9TH St, Oklahoma City, OK, 73102. Phone: (405) 231-3737. Providers update this record themselves, so call before visiting.

How can I verify Keith John Kassabian's license?

NPPES lists Oklahoma license number 16576, as entered by the provider. Search the Oklahoma Board of Medical Licensure and Supervision at https://www.okmedicalboard.org/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Keith John Kassabian prescribe under Medicare Part D?

In 2024, Keith John Kassabian had 5,944 Medicare Part D claims for 675 beneficiaries; the average among interventional cardiology physician prescribers was 3,179. Part D covers Medicare prescriptions only.

What is Keith John Kassabian's MIPS final score?

The 2023 MIPS final score is 81 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.