Robert K. Grazier, MD
Emergency Medicine Physician · Clovis, CA
Robert K. Grazier, MD is an emergency medicine physician with a practice address in Clovis, California, and NPI 1437101342, issued on May 17, 2006. Check the license (California G23231, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Robert K. Grazier
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- G23231 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2755 Herndon Avenue, Clovis, CA 93611
- Phone
- (559) 324-4000
- Enumerated
- May 17, 2006
- Record last updated
- Oct 10, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicaid ID
- 00G232310 CA
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 2755 Herndon Avenue
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- John McNaughton, MDEmergency Medicine Physician1831299742
Verify Robert K. Grazier in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G23231Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Robert K. Grazier among 7,751 emergency medicine physician records in California
Robert K. Grazier, 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 not. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 60% newer
- In a Medicare fileNo · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2018 · 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).
Emergency Medicine Physician providers in California
There are 7,751 emergency medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 7,751 in California → Every provider in Clovis → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Michael Alch, MDClovis, CA 936111295775062
- Gloria Brough-Stevenson, MDClovis, CA 936111942234935
- Jason Della Vecchia, D.O.Clovis, CA 936111578959045
- Scott Ford, MDClovis, CA 936111881610095
- Richard Geller, MDClovis, CA 936111497707319
- Juan Hernandez, M.D.Clovis, CA 936111598069775
- Melissa KempClovis, CA 936111194364356
- Douglas Kerr, M.D.Clovis, CA 936111417968173
Common questions
What is Robert K. Grazier, MD's NPI number?
Robert K. Grazier, MD's National Provider Identifier (NPI) is 1437101342, issued on May 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert K. Grazier, MD located?
The NPPES record lists a practice address at 2755 Herndon Avenue, Clovis, CA, 93611. Phone: (559) 324-4000. Providers update this record themselves, so call before visiting.
How can I verify Robert K. Grazier, MD's license?
NPPES lists California license number G23231, 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. 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.