Amanda Fishback Cashen, MD
Medical Oncology Physician · Saint Louis, MO
Amanda Fishback Cashen, MD is a medical oncology physician with a practice address in Saint Louis, Missouri, and NPI 1215953534, issued on Jul 14, 2006. Check the license (Missouri 2000168794, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Amanda Fishback Cashen
- Credential
- MD
- Primary taxonomy
- Medical Oncology Physician 207RX0202X
- License number
- 2000168794 MO
Self-reported in NPPES; status is on the state search - Practice location
- 4500 Forest Park Ave, Saint Louis, MO 63108
- Phone
- (314) 454-8304
- Enumerated
- Jul 14, 2006
- Record last updated
- Apr 15, 2025
- Fax
- (314) 454-5902
- Medicaid ID
- 207586108 MO
- Medicare enrollment
- Enrolled (PECOS I20060217000650); accepts Medicare assignment
- Medical or professional school
- Washington University School Of Medicine, 1999
- Entity
- Type 1 · individual
8 nearest medical oncology physician records → All 156 in Missouri → Look up another NPI →
Also registered at 4500 Forest Park Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Camille Abboud, MDMedical Oncology Physician1316965320
- Douglas Adkins, MDMedical Oncology Physician1164440616
- Rebecca Aft, MDSurgical Oncology Physician1164440897
- Amber Afzal, MDHematology (Internal Medicine) Physician1831539808
- Caleb Bannister, PHARM. D.Pharmacist1124718283
- Stephanie Bauer, FNPFamily Nurse Practitioner1639285968
Verify Amanda Fishback Cashen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 2000168794Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
17% more Medicare Part D claims than the average medical oncology physician in 2024
821 Medicare Part D claims for 80 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims. 108 claims were for opioids.
Most prescribed
- Acyclovir72 claims
- Sulfamethoxazole-Trimethoprim53 claims
- Oxycodone Hcl40 claims
- Dapsone39 claims
- Valacyclovir34 claims
- Morphine Sulfate Er33 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): 79.3 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $12,203.74
7 payments; by number, the most common kind was food and beverage; the largest payer was F. Hoffmann-La Roche AG. 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.
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
- Washington UniversitySaint Louis, MO
- Washington University Physicians IN Illinois IncShiloh, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Amanda Fishback Cashen among 156 medical oncology physician records in Missouri
Amanda Fishback Cashen, MD is one of 156 medical oncology physician records with a practice address in Missouri. 92% 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 3% of them.
- NPI issued2006 · 3% of these records are older, 61% newer
- In a Medicare fileYes · 92% of these records are
- In the CMS Doctors and Clinicians fileYes · 81% of these records are
- Graduated1999 · median 2003 among the 127 with a school on file
- Record last updated2025 · 23% 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 Missouri 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 Missouri
There are 156 medical oncology physician records in Missouri.
All 156 in Missouri → Every provider in Saint Louis → Medical Oncology Physician nationwide →
The 8 medical oncology physician records with the nearest ZIP codes
- Camille Abboud, MDSaint Louis, MO 631081316965320
- Douglas Adkins, MDSaint Louis, MO 631081164440616
- John Dipersio, MDSaint Louis, MO 631081730106295
- Todd Fehniger, MDSaint Louis, MO 631081154447233
- Armin Ghobadi, MDSaint Louis, MO 631081609085356
- Meagan Jacoby, MDSaint Louis, MO 631081447371786
- Iskra Pusic, MDSaint Louis, MO 631081164699161
- Mark Schroeder, MDSaint Louis, MO 631081255544680
Common questions
What is Amanda Fishback Cashen, MD's NPI number?
Amanda Fishback Cashen, MD's National Provider Identifier (NPI) is 1215953534, issued on Jul 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Amanda Fishback Cashen, MD located?
The NPPES record lists a practice address at 4500 Forest Park Ave, Saint Louis, MO, 63108. Phone: (314) 454-8304. Providers update this record themselves, so call before visiting.
How can I verify Amanda Fishback Cashen, MD's license?
NPPES lists Missouri license number 2000168794, 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 Amanda Fishback Cashen, MD prescribe under Medicare Part D?
In 2024, Amanda Fishback Cashen, MD had 821 Medicare Part D claims for 80 beneficiaries; the average among medical oncology physician prescribers was 703. Part D covers Medicare prescriptions only.
What is Amanda Fishback Cashen, MD's MIPS final score?
The 2023 MIPS final score is 79.3 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.