NPPES file of Aug 9, 2026

Giordano Fabricio Cittolin Santos, MD PHD

Medical Oncology Physician · Saint Louis, MO

Giordano Fabricio Cittolin Santos, MD PHD is a medical oncology physician with a practice address in Saint Louis, Missouri, and NPI 1649767799, issued on Apr 15, 2018. Check the license (Missouri 2024018592, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1649767799
Name
Giordano Fabricio Cittolin Santos
Credential
MD PHD
Primary taxonomy
Medical Oncology Physician 207RX0202X
License number
2024018592 MO
Self-reported in NPPES; status is on the state search
Practice location
915 N Grand Blvd, Saint Louis, MO 63106
Phone
(314) 652-4100
Enumerated
Apr 15, 2018
Record last updated
Feb 3, 2026
Fax
(314) 289-6389
Medicaid ID
200098816 MO
Medicare enrollment
Enrolled (PECOS I20250306000526); accepts Medicare assignment
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 915 N Grand Blvd

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

  1. Nagla Abdelmalek, M.D.Emergency Medicine Physician1003847591
  2. Stephanie AdamsRegistered Nurse1003755810
  3. Jessica Addai, RNRegistered Nurse1225475171
  4. Bernadette Addison-TannerCase Management Registered Nurse1750143566
  5. Oluwafunmilayo Adebayo-Adonis, MDCritical Care Medicine (Anesthesiology) Physician1437593613
  6. Oluwatoyin Adegboyega, FNPFamily Nurse Practitioner1932724614

Verify Giordano Fabricio Cittolin Santos 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 2024018592
    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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Bills Medicare through one group practice

  1. Washington UniversitySaint Louis, MO

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

Giordano Fabricio Cittolin Santos among 156 medical oncology physician records in Missouri

Giordano Fabricio Cittolin Santos, MD PHD 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 2018, is newer than 91% of them.

  • NPI issued2018 · 91% of these records are older, 4% newer
  • In a Medicare fileYes · 92% of these records are
  • In the CMS Doctors and Clinicians fileYes · 81% of these records are
  • Graduated2016 · median 2003 among the 127 with a school on file
  • Record last updated2026 · 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.

The 8 medical oncology physician records with the nearest ZIP codes

  1. Taneemul Haque, M.D.Saint Louis, MO 631061871521054
  2. Jesse Keller, MDSaint Louis, MO 631061174787162
  3. Eric Knoche, MDSaint Louis, MO 631061184834624
  4. Theodore Thomas, MDSaint Louis, MO 631061326359837
  5. Camille Abboud, MDSaint Louis, MO 631081316965320
  6. Douglas Adkins, MDSaint Louis, MO 631081164440616
  7. Amanda Cashen, MDSaint Louis, MO 631081215953534
  8. John Dipersio, MDSaint Louis, MO 631081730106295

Common questions

What is Giordano Fabricio Cittolin Santos, MD PHD's NPI number?

Giordano Fabricio Cittolin Santos, MD PHD's National Provider Identifier (NPI) is 1649767799, issued on Apr 15, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Giordano Fabricio Cittolin Santos, MD PHD located?

The NPPES record lists a practice address at 915 N Grand Blvd, Saint Louis, MO, 63106. Phone: (314) 652-4100. Providers update this record themselves, so call before visiting.

How can I verify Giordano Fabricio Cittolin Santos, MD PHD's license?

NPPES lists Missouri license number 2024018592, 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.

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.