NPPES file of Aug 9, 2026

Jennifer Lynn O'Stasik, M.D.

Medical Oncology Physician · Tulsa, OK

Jennifer Lynn O'Stasik, M.D. is a medical oncology physician with a practice address in Tulsa, Oklahoma, and NPI 1447385091, issued on Feb 23, 2007. Check the license (Oklahoma 24940, 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
1447385091
Name
Jennifer Lynn O'Stasik
Credential
M.D.
Primary taxonomy
Medical Oncology Physician 207RX0202X
License number
24940 OK
Self-reported in NPPES; status is on the state search
Practice location
1245 S Utica Ave, Tulsa, OK 74104
Phone
(918) 579-3850
Enumerated
Feb 23, 2007
Record last updated
Jan 12, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(918) 579-3859
Medicaid ID
200525560A OK
Medicare enrollment
Enrolled (PECOS I20080703000392); accepts Medicare assignment
Medical or professional school
University Of Oklahoma College Of Medicine, 2005
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 1245 S Utica Ave

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

  1. Hassan Abouhouli, MDPulmonary Disease Physician1366564304
  2. Brandi Baxter, CNPAdult Health Nurse Practitioner1811314909
  3. Ajay Bedekar, M.D.Specialist1962478024
  4. Laura Bloomfield, APRNAdult Health Nurse Practitioner1649612847
  5. Andrea Cherry, NP-CNurse Practitioner1881277184
  6. Amy Clark, NP-CFamily Nurse Practitioner1306264676

Verify Jennifer Lynn O'Stasik 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 24940
    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

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43% more Medicare Part D claims than the average medical oncology physician in 2024

1,007 Medicare Part D claims for 203 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 45 claims were for opioids.

  1. Jennifer O'Stasik1,007
  2. Specialty average703

Most prescribed

  1. Letrozole339 claims
  2. Prochlorperazine Maleate98 claims
  3. Ondansetron Hcl82 claims
  4. Dexamethasone38 claims
  5. Levothyroxine Sodium33 claims
  6. Hydrocodone-Acetaminophen29 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): 97.6 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.

  1. Qualityout of 100 · 30% of the final score86.5
  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; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $427.84

21 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 3,343 providers of this specialty with any payment received $11,773.47 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jennifer O'Stasik$428
  2. Specialty average$11,773

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. OU Health Partners IncTulsa, OK

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

Jennifer Lynn O'Stasik among 14 medical oncology physician records in Oklahoma

Jennifer Lynn O'Stasik, M.D. is one of 14 medical oncology physician records with a practice address in Oklahoma. 100% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 57% of them.

  • NPI issued2007 · 57% of these records are older, 29% newer
  • In a Medicare fileYes · 100% of these records are
  • In the CMS Doctors and Clinicians fileYes · 86% of these records are
  • Graduated2005 · median 2002 among the 12 with a school on file
  • Record last updated2016 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Oncology Physician providers in Oklahoma

There are 14 medical oncology physician records in Oklahoma.

The 8 medical oncology physician records with the nearest ZIP codes

  1. Sagun Shrestha, MDTulsa, OK 741331497717037
  2. Simeon Jaggernauth, DOTulsa, OK 741461083667737
  3. Karen Swisher, MDTulsa, OK 741461528176955
  4. Manjula Krishnamurthi, M.DMuskogee, OK 744011679688352
  5. Sumbal Nabi, MDEnid, OK 737011255472122
  6. Aleda Toma, M.D.Oklahoma City, OK 731121104870344
  7. Tariq Mahmood, M.D.Midwest City, OK 731101992761589
  8. Haripriya Andanamala, MDOklahoma City, OK 731041689134041

Common questions

What is Jennifer Lynn O'Stasik, M.D.'s NPI number?

Jennifer Lynn O'Stasik, M.D.'s National Provider Identifier (NPI) is 1447385091, issued on Feb 23, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Jennifer Lynn O'Stasik, M.D. located?

The NPPES record lists a practice address at 1245 S Utica Ave, Tulsa, OK, 74104. Phone: (918) 579-3850. Providers update this record themselves, so call before visiting.

How can I verify Jennifer Lynn O'Stasik, M.D.'s license?

NPPES lists Oklahoma license number 24940, 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 Jennifer Lynn O'Stasik, M.D. prescribe under Medicare Part D?

In 2024, Jennifer Lynn O'Stasik, M.D. had 1,007 Medicare Part D claims for 203 beneficiaries; the average among medical oncology physician prescribers was 703. Part D covers Medicare prescriptions only.

What is Jennifer Lynn O'Stasik, M.D.'s MIPS final score?

The 2023 MIPS final score is 97.6 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.