Maxwell Stephenson
Emergency Medicine Physician · Roseville, CA
Maxwell Stephenson is an emergency medicine physician with a practice address in Roseville, California, and NPI 1417338401, issued on Jun 15, 2015. Check the license (California A157080, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Maxwell Stephenson
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- A157080 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1600 Eureka Road, Roseville, CA 95661
- Phone
- (916) 474-6590
- Enumerated
- Jun 15, 2015
- Record last updated
- Jan 30, 2023
- Medicare enrollment
- Enrolled (PECOS I20210707003331); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 1600 Eureka Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jai ReyesCritical Care Registered Respiratory Therapist1215408901
- Denise Weber, NPWomen's Health Nurse Practitioner1255427993
Verify Maxwell Stephenson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A157080Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
35% fewer Medicare Part D claims than the average emergency medicine physician in 2024
146 Medicare Part D claims for 39 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 96 claims were for opioids.
Most prescribed
- Hydromorphone Hcl25 claims
- Buprenorphine15 claims
- Methadone Hcl14 claims
- Morphine Sulfate11 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
- Permanente Medical Group IncRoseville, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Maxwell Stephenson among 7,751 emergency medicine physician records in California
Maxwell Stephenson is one of 7,751 emergency medicine physician records with a practice address in California. 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 2015, is newer than 72% of them.
- NPI issued2015 · 72% of these records are older, 25% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2017 · median 2011 among the 4,560 with a school on file
- Record last updated2023 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
54 emergency medicine physician records list a practice address in Roseville
They are 54 of the 5,340 NPPES records with a practice address in Roseville, and 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in Roseville → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Angela Bell, M.D.Roseville, CA 956611578560389
- Mark Biittner, M.D.Roseville, CA 956611932120235
- Dana Dunlavey, M.DRoseville, CA 956611265454037
- Darilyn Falck, M.D.Roseville, CA 956611275644643
- Keith Fenderson, M.DRoseville, CA 956611902824873
- Dawn Hitchcock, M.DRoseville, CA 956611720006604
- Jon Johnston, D.ORoseville, CA 956611629090220
- Christopher Markus, D.ORoseville, CA 956611891717427
Common questions
What is Maxwell Stephenson's NPI number?
Maxwell Stephenson's National Provider Identifier (NPI) is 1417338401, issued on Jun 15, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Maxwell Stephenson located?
The NPPES record lists a practice address at 1600 Eureka Road, Roseville, CA, 95661. Phone: (916) 474-6590. Providers update this record themselves, so call before visiting.
How can I verify Maxwell Stephenson's license?
NPPES lists California license number A157080, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Maxwell Stephenson prescribe under Medicare Part D?
In 2024, Maxwell Stephenson had 146 Medicare Part D claims for 39 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.