Calder Bryce Conner, MD
Emergency Medicine Physician · San Leandro, CA
Calder Bryce Conner, MD is an emergency medicine physician with a practice address in San Leandro, California, and NPI 1770537433, issued on May 19, 2006. Check the license (California G54830, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Calder Bryce Conner
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- G54830 CA
4301102402 MI
Self-reported in NPPES; status is on the state search - Practice location
- 2587 Merced St, San Leandro, CA 94577
- Phone
- (510) 351-3553
- Enumerated
- May 19, 2006
- Record last updated
- Jul 27, 2023
- Fax
- (510) 351-3585
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 2587 Merced St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Calder Bryce Conner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G54830Check 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
147 Medicare Part D claims for 88 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin21 claims
- Prednisone18 claims
- Azithromycin15 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.
Calder Bryce Conner among 7,751 emergency medicine physician records in California
Calder Bryce Conner, 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 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).
59 emergency medicine physician records list a practice address in San Leandro
They are 59 of the 4,976 NPPES records with a practice address in San Leandro, and 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in San Leandro → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Rabiatu Abdullah, M.D.San Leandro, CA 945771497833248
- Marc Andrews, M.D.San Leandro, CA 945771588743637
- Lewis Baker, M.D.San Leandro, CA 945771912085762
- George Brown, M.D.San Leandro, CA 945771174601660
- Brian Cutcliffe, M.D.San Leandro, CA 945771679652721
- Robert Fan, M.D.San Leandro, CA 945771316987977
- Jay Goldman, M.D.San Leandro, CA 945771427136282
- Robert Greenberg, M.D.San Leandro, CA 945771376628032
Common questions
What is Calder Bryce Conner, MD's NPI number?
Calder Bryce Conner, MD's National Provider Identifier (NPI) is 1770537433, issued on May 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Calder Bryce Conner, MD located?
The NPPES record lists a practice address at 2587 Merced St, San Leandro, CA, 94577. Phone: (510) 351-3553. Providers update this record themselves, so call before visiting.
How can I verify Calder Bryce Conner, MD's license?
NPPES lists California license number G54830, 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 Calder Bryce Conner, MD prescribe under Medicare Part D?
In 2024, Calder Bryce Conner, MD had 147 Medicare Part D claims for 88 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.