Robert V. Oliver, MD
Emergency Medicine Physician · Sacramento, CA
Robert V. Oliver, MD is an emergency medicine physician with a practice address in Sacramento, California, and NPI 1427072172, issued on Jul 26, 2006. Check the license (California G33457, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Robert V. Oliver
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- G33457 CA
H9393 TX
Self-reported in NPPES; status is on the state search - Practice location
- 4001 J St, Sacramento, CA 95819
- Phone
- (330) 493-4443
- Enumerated
- Jul 26, 2006
- Record last updated
- Aug 4, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (330) 493-8677
- Medicaid IDs
- 098736403 TX
098736404 TX - Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 4001 J St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jason Adams, PA-CPhysician Assistant1447539838
- Robert Allen, M.D.Hospitalist Physician1558586503
- Diane Bajada, MSN, FNPNurse Practitioner1932354321
- Larry Baker, PAPhysician Assistant1689673709
- Breana Baker-HushClinical Social Worker1134505266
- Aselle Barak, PHARMDPharmacist1659191872
Verify Robert V. Oliver in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G33457Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average emergency medicine physician in 2024
35 Medicare Part D claims, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 31% of 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.
Robert V. Oliver among 7,751 emergency medicine physician records in California
Robert V. Oliver, MD 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 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 60% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2011 · 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).
369 emergency medicine physician records list a practice address in Sacramento
They are 369 of the 33,083 NPPES records with a practice address in Sacramento, and 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in Sacramento → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Alison Barrow, M.D.Sacramento, CA 958191215221635
- David Cameron, D.O.Sacramento, CA 958191295807956
- Evan Chisum, MDSacramento, CA 958191811037716
- Florence Chong, DOSacramento, CA 958191295950160
- Thomas Fulwider, MDSacramento, CA 958191093855991
- Toya James, M.D.Sacramento, CA 958191285892869
- Josephine Miller, MDSacramento, CA 958191881058097
- John Skratt, MDSacramento, CA 958191902946809
Common questions
What is Robert V. Oliver, MD's NPI number?
Robert V. Oliver, MD's National Provider Identifier (NPI) is 1427072172, issued on Jul 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert V. Oliver, MD located?
The NPPES record lists a practice address at 4001 J St, Sacramento, CA, 95819. Phone: (330) 493-4443. Providers update this record themselves, so call before visiting.
How can I verify Robert V. Oliver, MD's license?
NPPES lists California license number G33457, 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 Robert V. Oliver, MD prescribe under Medicare Part D?
In 2024, Robert V. Oliver, MD had 35 Medicare Part D claims; 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.