Jennifer Lynne De Los Santos, MD
Radiation Oncology Physician · Saint Louis, MO
Jennifer Lynne De Los Santos, MD is a radiation oncology physician with a practice address in Saint Louis, Missouri, and NPI 1952344566, issued on Jun 13, 2006. Check the license (Missouri 2024004383, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Jennifer Lynne De Los Santos
- Credential
- MD
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License number
- 2024004383 MO
Self-reported in NPPES; status is on the state search - Practice location
- 4921 Parkview PL, Saint Louis, MO 63110
- Phone
- (314) 747-7236
- Enumerated
- Jun 13, 2006
- Record last updated
- Apr 3, 2026
- Fax
- (314) 362-8099
- Medicaid ID
- 200137932 MO
- Medicare enrollment
- Enrolled (PECOS I20260330003862); accepts Medicare assignment
- Medical or professional school
- University Of Florida College Of Medicine, 1995
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 136 in Missouri → Look up another NPI →
Also registered at 4921 Parkview PL
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Homaa Ahmad, MDCardiovascular Disease Physician1477635092
Verify Jennifer Lynne De Los Santos 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 2024004383Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.6 times the Medicare Part D claims of the average radiation oncology physician in 2024
353 Medicare Part D claims for 77 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. 85 claims were for opioids.
Most prescribed
- Gabapentin68 claims
- Oxycodone Hcl46 claims
- Lidocaine Hcl Viscous27 claims
- Fentanyl26 claims
- Nystatin21 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.
Industry payments in 2024: $33.12
1 payment: food and beverage; the largest payer was Tactile Systems Technology Inc. The 3,275 providers of this specialty with any payment received $1,897.85 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 IncAlton, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jennifer Lynne De Los Santos among 136 radiation oncology physician records in Missouri
Jennifer Lynne De Los Santos, MD is one of 136 radiation oncology physician records with a practice address in Missouri. 81% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 52% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1995 · median 2004 among the 96 with a school on file
- Record last updated2026 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Radiation Oncology Physician providers in Missouri
There are 136 radiation oncology physician records in Missouri.
All 136 in Missouri → Every provider in Saint Louis → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Jeffrey Bradley, MDSaint Louis, MO 631101699793232
- Hiram Gay, MDSaint Louis, MO 631101720045297
- Perry Grigsby, MDSaint Louis, MO 631101467478685
- Dennis Hallahan, MDSaint Louis, MO 631101699867010
- Veena Kunigal, MDSt Louis, MO 631101669443248
- Hsiu-San Lin, MDSaint Louis, MO 631101073531562
- Macdonald Logie, MDSt Louis, MO 631101316967722
- Jeff Michalski, MDSaint Louis, MO 631101902824410
Common questions
What is Jennifer Lynne De Los Santos, MD's NPI number?
Jennifer Lynne De Los Santos, MD's National Provider Identifier (NPI) is 1952344566, issued on Jun 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jennifer Lynne De Los Santos, MD located?
The NPPES record lists a practice address at 4921 Parkview PL, Saint Louis, MO, 63110. Phone: (314) 747-7236. Providers update this record themselves, so call before visiting.
How can I verify Jennifer Lynne De Los Santos, MD's license?
NPPES lists Missouri license number 2024004383, 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 Lynne De Los Santos, MD prescribe under Medicare Part D?
In 2024, Jennifer Lynne De Los Santos, MD had 353 Medicare Part D claims for 77 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
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.