NPPES file of Aug 9, 2026

Jennifer L. Holter-Chakrabarty, MD

Hematology & Oncology Physician · Oklahoma City, OK

Jennifer L. Holter-Chakrabarty, MD is a hematology & oncology physician with a practice address in Oklahoma City, Oklahoma, and NPI 1841268091, issued on Mar 12, 2006. Check the license (Oklahoma 21784, 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
1841268091
Name
Jennifer L. Holter-Chakrabarty
Credential
MD
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
21784 OK
Self-reported in NPPES; status is on the state search
Practice location
825 NE 10TH St, Oklahoma City, OK 73104
Phone
(405) 271-8299
Enumerated
Mar 12, 2006
Record last updated
May 20, 2011 (not updated in 15 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20040716000126); accepts Medicare assignment
Medical or professional school
University Of Oklahoma College Of Medicine, 1999
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 825 NE 10TH St

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

  1. Sakher Abdullah, MDHematology & Oncology Physician1932111333
  2. Zahid Ahmad, MDNephrology Physician1700854049
  3. Sheila Algan, M.D.Orthopaedic Surgery Physician1629071543
  4. Mark Allee, MDInternal Medicine Physician1255309597
  5. Ali Amin, M.D.Vascular Surgery Physician1427073774
  6. M Andrews, MDInternal Medicine Physician1982672226

Verify Jennifer L. Holter-Chakrabarty 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 21784
    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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67% fewer Medicare Part D claims than the average hematology & oncology physician in 2024

292 Medicare Part D claims for 45 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. 39 claims were for opioids.

  1. Jennifer Holter-Chakrabarty292
  2. Specialty average877

Most prescribed

  1. Jakafi22 claims
  2. Hydrocodone-Acetaminophen20 claims
  3. Eliquis18 claims
  4. Acyclovir16 claims
  5. Sulfamethoxazole-Trimethoprim12 claims
  6. Allopurinol11 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): 71.7 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 score53.5
  2. Costout of 100 · 30%52.1
  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: $11,809.36

7 payments; by number, the most common kind was food and beverage; the largest payer was Csl Behring. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jennifer Holter-Chakrabarty$11,809
  2. Specialty average$7,481

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 IncOklahoma City, OK

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

Jennifer L. Holter-Chakrabarty among 128 hematology & oncology physician records in Oklahoma

Jennifer L. Holter-Chakrabarty, MD is one of 128 hematology & oncology physician records with a practice address in Oklahoma. 90% 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, 52% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated1999 · median 2004 among the 97 with a school on file
  • Record last updated2011 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hematology & Oncology Physician providers in Oklahoma

There are 128 hematology & oncology physician records in Oklahoma.

The 8 hematology & oncology physician records with the nearest ZIP codes

  1. Sakher Abdullah, MDOklahoma City, OK 731041932111333
  2. Philip Comp, MDOklahoma City, OK 731041790754729
  3. Graca Dores, MD, MPHOklahoma City, OK 731041316143837
  4. Robert Epstein, MDOklahoma City, OK 731041154390185
  5. Erin Ezzell, D.O.Oklahoma City, OK 731041801091996
  6. James George, MDOklahoma City, OK 731041093783227
  7. Hassan Hatoum, MDOklahoma City, OK 731041902137540
  8. Ryan Nipp, M.D.Oklahoma City, OK 731041780900167

Common questions

What is Jennifer L. Holter-Chakrabarty, MD's NPI number?

Jennifer L. Holter-Chakrabarty, MD's National Provider Identifier (NPI) is 1841268091, issued on Mar 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jennifer L. Holter-Chakrabarty, MD located?

The NPPES record lists a practice address at 825 NE 10TH St, Oklahoma City, OK, 73104. Phone: (405) 271-8299. Providers update this record themselves, so call before visiting.

How can I verify Jennifer L. Holter-Chakrabarty, MD's license?

NPPES lists Oklahoma license number 21784, 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 L. Holter-Chakrabarty, MD prescribe under Medicare Part D?

In 2024, Jennifer L. Holter-Chakrabarty, MD had 292 Medicare Part D claims for 45 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.

What is Jennifer L. Holter-Chakrabarty, MD's MIPS final score?

The 2023 MIPS final score is 71.7 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.