Roland D. Demarco, M.D.
Diagnostic Radiology Physician · Roseville, CA
Roland D. Demarco, M.D. is a diagnostic radiology physician with a practice address in Roseville, California, and NPI 1821020017, issued on Jul 7, 2006. Check the license (California G56076, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Roland D. Demarco
- Credential
- M.D.
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- G56076 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1 Medical Plaza Dr, Roseville, CA 95661
- Phone
- (916) 781-1777
- Enumerated
- Jul 7, 2006
- Record last updated
- Jul 27, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20060803000442); accepts Medicare assignment
- Medical or professional school
- University Of Southern California Keck School Of Medicine, 1984
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 4,500 in California → Look up another NPI →
Also registered at 1 Medical Plaza Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Feruza AbraamyanRheumatology Physician1124769278
- Anthony Acholonu, DOStudent in an Organized Health Care Education/Training Program1558164483
- Abhishek Agarwal, M.D.Family Medicine Physician1124257407
- Ali Ahmed, M.D.Hospitalist Physician1144485822
- Dimple Ajwani, D.O.Family Medicine Physician1053687152
- Ikram Al-Doori, MDHospitalist Physician1801477906
Verify Roland D. Demarco in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G56076Check 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
- Sutter Valley Medical FoundationRoseville, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Roland D. Demarco among 4,500 diagnostic radiology physician records in California
Roland D. Demarco, M.D. is one of 4,500 diagnostic radiology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 52% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1984 · median 2004 among the 3,130 with a school on file
- Record last updated2015 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Diagnostic Radiology Physician providers in California
There are 4,500 diagnostic radiology physician records in California.
All 4,500 in California → Every provider in Roseville → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Danielle Chan, MDRoseville, CA 956611588895163
- Patrick Do, M.D.Roseville, CA 956611023373297
- Sanaz Ghaderi Niri, M.D.Roseville, CA 956611902169287
- Hani Greiss, M.D.Roseville, CA 956611801893995
- Daniel Herron, MDRoseville, CA 956611689785024
- Glenn Hofer, MDRoseville, CA 956611629075718
- Charles Hubeny, MDRoseville, CA 956611689602294
- Sukhraj Kahlon, M.D.Roseville, CA 956611316321920
Common questions
What is Roland D. Demarco, M.D.'s NPI number?
Roland D. Demarco, M.D.'s National Provider Identifier (NPI) is 1821020017, issued on Jul 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Roland D. Demarco, M.D. located?
The NPPES record lists a practice address at 1 Medical Plaza Dr, Roseville, CA, 95661. Phone: (916) 781-1777. Providers update this record themselves, so call before visiting.
How can I verify Roland D. Demarco, M.D.'s license?
NPPES lists California license number G56076, 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.
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.