NPPES file of Aug 9, 2026

El-Jonai Ulysse, MD

Student in an Organized Health Care Education/Training Program · Colton, CA

El-Jonai Ulysse, MD is a student in an organized health care education/training program with a practice address in Colton, California, and NPI 1184280513, issued on May 10, 2019. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1184280513
Name
El-Jonai Ulysse
Credential
MD
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
400 N Pepper Ave, Colton, CA 92324
Phone
(909) 580-3366
Enumerated
May 10, 2019
Record last updated
Oct 25, 2024
Medicare enrollment
Enrolled (PECOS I20230113001441); 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 400 N Pepper Ave

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

  1. Shangrila AbaricoRegistered Nurse1609659325
  2. Susana AbaroRegistered Nurse1114425162
  3. Patricia AbbaRegistered Nurse1013188838
  4. Mohammad Hossein Abbasi, MD, MPHStudent in an Organized Health Care Education/Training Program1609622166
  5. Ala AbedrabboCertified Registered Nurse Anesthetist1972333144
  6. Mary AboagyeLicensed Vocational Nurse1982875605

Verify El-Jonai Ulysse in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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
Find the California license search

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11.4 times the Medicare Part D claims of the average student in an organized health care education/training program in 2024

2,110 Medicare Part D claims for 468 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 157 claims were for opioids.

  1. El-Jonai Ulysse2,110
  2. Specialty average185

Most prescribed

  1. Atorvastatin Calcium167 claims
  2. Hydrocodone-Acetaminophen131 claims
  3. Lisinopril119 claims
  4. Amlodipine Besylate98 claims
  5. Metformin Hcl76 claims
  6. Levothyroxine Sodium73 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.

Bills Medicare through one group practice

  1. Southern California Permanente Medical GroupHesperia, CA

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

El-Jonai Ulysse among 40,652 student in an organized health care education/training program records in California

El-Jonai Ulysse, MD is one of 40,652 student in an organized health care education/training program records with a practice address in California. 16% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 20% of them.

  • NPI issued2019 · 20% of these records are older, 76% newer
  • In a Medicare fileYes · 16% of these records are
  • In the CMS Doctors and Clinicians fileYes · 6% of these records are
  • Graduated2019 · median 2017 among the 2,409 with a school on file
  • Record last updated2024 · 26% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

297 student in an organized health care education/training program records list a practice address in Colton

They are 297 of the 2,459 NPPES records with a practice address in Colton, and 40,652 student in an organized health care education/training program records in California.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Samiksha ChoudharyColton, CA 923241528404357
  2. Elizabeth De La Portilla, DOColton, CA 923241497191225
  3. Yamuna Gnanadev, M.D.Colton, CA 923241598144503
  4. Katanya GoswellColton, CA 923241225303282
  5. Tamsin Grosskreutz, D.O.Colton, CA 923241639583008
  6. Sanaz Hajizadeh Barfjani, M.D.Colton, CA 923241912386210
  7. Deepa Laiwalla, D.O.Colton, CA 923241336402916
  8. Jameson Mendoza, D.O.Colton, CA 923241861871147

Common questions

What is El-Jonai Ulysse, MD's NPI number?

El-Jonai Ulysse, MD's National Provider Identifier (NPI) is 1184280513, issued on May 10, 2019. An NPI identifies a provider in billing; it is not a license.

Where is El-Jonai Ulysse, MD located?

The NPPES record lists a practice address at 400 N Pepper Ave, Colton, CA, 92324. Phone: (909) 580-3366. Providers update this record themselves, so call before visiting.

How can I verify El-Jonai Ulysse, MD's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does El-Jonai Ulysse, MD prescribe under Medicare Part D?

In 2024, El-Jonai Ulysse, MD had 2,110 Medicare Part D claims for 468 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.