NPPES file of Aug 9, 2026

Jennifer Keller, M.D.

Surgical Oncology Physician · Saint Louis, MO

Jennifer Keller, M.D. is a surgical oncology physician with a practice address in Saint Louis, Missouri, and NPI 1437530953, issued on Jun 10, 2015. Check the license (Missouri 2022027081, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; 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
1437530953
Name
Jennifer Keller
Credential
M.D.
Primary taxonomy
Surgical Oncology Physician 2086X0206X
License numbers
2022027081 MO
2015017624 MO
Self-reported in NPPES; status is on the state search
Practice location
3635 Vista Ave, Saint Louis, MO 63110
Phone
(314) 577-8317
Enumerated
Jun 10, 2015
Record last updated
Aug 12, 2022
Medicare enrollment
Enrolled (PECOS I20220818001376); accepts Medicare assignment
Medical or professional school
Saint Louis University School Of Medicine, 2015
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 3635 Vista Ave

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

  1. Ahmed Abdelbaki, M.D.Vascular & Interventional Radiology Physician1396152005
  2. Julie Adams, D.O.Student in an Organized Health Care Education/Training Program1720280639
  3. Michelle Adorjan, ACNPAcute Care Nurse Practitioner1982729950
  4. Lisa Alderson, M.D.Specialist1538102561
  5. Georgios Alexopoulos, MDNeurological Surgery Physician1417309097
  6. Kathleen Andersen, KATHLEEN KNEBELSBERGAnesthesiologist Assistant1306097464

Verify Jennifer Keller in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license 2022027081
    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 Missouri 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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52% more Medicare Part D claims than the average surgical oncology physician in 2024

132 Medicare Part D claims for 53 beneficiaries, against an average of 87 among the 1,237 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Jennifer Keller132
  2. Specialty average87

Most prescribed

  1. Pantoprazole Sodium15 claims
  2. Metronidazole13 claims
  3. Scopolamine11 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): 81.6 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 score76.1
  2. Costout of 100 · 30%54.3
  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: $657.62

8 payments; by number, the most common kind was food and beverage; the largest payer was Intuitive Surgical, Inc. The 1,132 providers of this specialty with any payment received $4,224.74 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jennifer Keller$657.62
  2. Specialty average$4,224.74

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. Ssm Health Care GroupSaint Louis, MO
  2. Ssm Medical Group IncLake St Louis, MO

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

Jennifer Keller among 29 surgical oncology physician records in Missouri

Jennifer Keller, M.D. is one of 29 surgical oncology physician records with a practice address in Missouri. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 86% of them.

  • NPI issued2015 · 86% of these records are older, 7% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated2015 · median 2006 among the 22 with a school on file
  • Record last updated2022 · 24% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2086X0206X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgical Oncology Physician providers in Missouri

There are 29 surgical oncology physician records in Missouri.

The 8 surgical oncology physician records with the nearest ZIP codes

  1. Fatema Almushawah, M.D.Saint Louis, MO 631101922318989
  2. Ashton Brooks, MDSaint Louis, MO 631101720473655
  3. Timothy Eberlein, MDSaint Louis, MO 631101225054455
  4. Bruce Hall, MDSaint Louis, MO 631101376560839
  5. Patricia Limpert, MDSaint Louis, MO 631101093767238
  6. Trang Nguyen, MDSaint Louis, MO 631101275708653
  7. John Olson, MDSaint Louis, MO 631101649370750
  8. Ashley Wilbers, MDSaint Louis, MO 631101801388608

Common questions

What is Jennifer Keller, M.D.'s NPI number?

Jennifer Keller, M.D.'s National Provider Identifier (NPI) is 1437530953, issued on Jun 10, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Jennifer Keller, M.D. located?

The NPPES record lists a practice address at 3635 Vista Ave, Saint Louis, MO, 63110. Phone: (314) 577-8317. Providers update this record themselves, so call before visiting.

How can I verify Jennifer Keller, M.D.'s license?

NPPES lists Missouri license number 2022027081, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Jennifer Keller, M.D. prescribe under Medicare Part D?

In 2024, Jennifer Keller, M.D. had 132 Medicare Part D claims for 53 beneficiaries; the average among surgical oncology physician prescribers was 87. Part D covers Medicare prescriptions only.

What is Jennifer Keller, M.D.'s MIPS final score?

The 2023 MIPS final score is 81.6 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.