Stephen S. Roberts, M.D.
Pediatric Hematology & Oncology Physician · Portland, OR
Stephen S. Roberts, M.D. is a pediatric hematology & oncology physician with a practice address in Portland, Oregon, and NPI 1154527604, issued on Jun 22, 2007. Check the license (Oregon MD23257, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Stephen S. Roberts
- Credential
- M.D.
- Primary taxonomy
- Pediatric Hematology & Oncology Physician 2080P0207X
- License numbers
- MD23257 OR
262172 NY
Self-reported in NPPES; status is on the state search - Practice location
- 3181 SW Sam Jackson Park RD, Portland, OR 97239
- Phone
- (503) 418-5150
- Enumerated
- Jun 22, 2007
- Record last updated
- Oct 6, 2022
- Fax
- (503) 418-5165
- Medicare enrollment
- Enrolled (PECOS I20221018000266); accepts Medicare assignment
- Medical or professional school
- Northwestern University Feinberg Medical School, 1998
- Entity
- Type 1 · individual
8 nearest pediatric hematology & oncology physician records → All 36 in Oregon → Look up another NPI →
Also registered at 3181 SW Sam Jackson Park RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alex AamodtCritical Care Medicine Registered Nurse1154257590
- Jefferson Abaricia, MD, PHDStudent in an Organized Health Care Education/Training Program1073215711
- Kenneth Abbey, MDAnesthesiology Physician1588779342
- Matthew Abbott, PA-CMedical Physician Assistant1154738003
- Ayah Abdelsalam Megahed, MD, MSCVascular & Interventional Radiology Physician1023503596
- Obada Abdulrazzak, MDStudent in an Organized Health Care Education/Training Program1598567430
Verify Stephen S. Roberts in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD23257Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- University Professional ServicesPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stephen S. Roberts among 36 pediatric hematology & oncology physician records in Oregon
Stephen S. Roberts, M.D. is one of 36 pediatric hematology & oncology physician records with a practice address in Oregon. 44% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 42% of them.
- NPI issued2007 · 42% of these records are older, 36% newer
- In a Medicare fileYes · 44% of these records are
- In the CMS Doctors and Clinicians fileYes · 39% of these records are
- Graduated1998 · median 2001 among the 14 with a school on file
- Record last updated2022 · 75% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0207X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Hematology & Oncology Physician providers in Oregon
There are 36 pediatric hematology & oncology physician records in Oregon.
All 36 in Oregon → Every provider in Portland → Pediatric Hematology & Oncology Physician nationwide →
The 8 pediatric hematology & oncology physician records with the nearest ZIP codes
- Billy Chang, MD, PHDPortland, OR 972391710921739
- Thomas Lamkin, MDPortland, OR 972391033127576
- Susan Lindemulder, MDPortland, OR 972391770506131
- Suman Malempati, MDPortland, OR 972391346255858
- Kellie Nazemi, M.D.Portland, OR 972391760449904
- Eneida Nemecek, MDPortland, OR 972391538174024
- Neha Patel, M.D.Portland, OR 972391205951126
- Krysta Schlis, M.D.Portland, OR 972391982809729
Common questions
What is Stephen S. Roberts, M.D.'s NPI number?
Stephen S. Roberts, M.D.'s National Provider Identifier (NPI) is 1154527604, issued on Jun 22, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Stephen S. Roberts, M.D. located?
The NPPES record lists a practice address at 3181 SW Sam Jackson Park RD, Portland, OR, 97239. Phone: (503) 418-5150. Providers update this record themselves, so call before visiting.
How can I verify Stephen S. Roberts, M.D.'s license?
NPPES lists Oregon license number MD23257, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. 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.