Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Jonathan Wesley Riess, MD, MS

Individual provider Internal Medicine Physician · NPI 1619132461

Dr. Jonathan Wesley Riess, MD, MS is a Hematology/Oncology in Sacramento, California. Graduated from Rutgers R W Johnson Medical School (CAM/NEW Bruns/Pisc) in 2006, 20 years ago. Practices with Regents of the Univ of Ca, a 1,578-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
20
Trained at
Rutgers R W Johnson Medical School (CAM/NEW Bruns/Pisc)
Licensed in
CA
In the registry since
2008
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MS — Master of Science
A graduate science degree.

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Practice location Address checks out

2279 45th St
Sacramento, CA 95817-2229
Phone: (916) 734-5959
Fax: (916) 703-5265
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence A103441 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A103441 (CA)

Record details

NPI number1619132461
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , MS
Sole proprietorNo
NPI enumeratedJuly 22, 2008
Last updated in NPPESSeptember 5, 2019

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyHEMATOLOGY/ONCOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolRUTGERS R W JOHNSON MEDICAL SCHOOL (CAM/NEW BRUNS/PISC)
Graduated 2006 (20 years in practice)
Group practice Regents Of The Univ Of Ca — 1578 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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