Charles Ernest Lopez, MD
Anesthesiology Physician · Castro Valley, CA
Charles Ernest Lopez, MD is an anesthesiology physician with a practice address in Castro Valley, California, and NPI 1184673170, issued on May 8, 2006. Check the license (California G71995, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Charles Ernest Lopez
- Credential
- MD
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- G71995 CA
Self-reported in NPPES; status is on the state search - Practice location
- 20998 Redwood RD, Castro Valley, CA 94546
- Phone
- (510) 538-2828
- Enumerated
- May 8, 2006
- Record last updated
- Jan 27, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (510) 538-2508
- Medicaid ID
- 00G719950 CA
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 7,571 in California → Look up another NPI →
Also registered at 20998 Redwood RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Corinne BourdillonCertified Registered Nurse Anesthetist1609435874
- Jeffrey Do, MDAnesthesiology Physician1225088552
- Fedor Logvin, MDAnesthesiology Physician1871542746
- Steven Mandelberg, MDAnesthesiology Physician1881644870
- Marina Swee, DOAnesthesiology Physician1124077730
- Fair Wang, MDAnesthesiology Physician1619926078
Verify Charles Ernest Lopez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G71995Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Charles Ernest Lopez among 7,571 anesthesiology physician records in California
Charles Ernest Lopez, MD is one of 7,571 anesthesiology physician records with a practice address in California. 71% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 53% newer
- In a Medicare fileNo · 71% of these records are
- In the CMS Doctors and Clinicians fileNo · 64% of these records are
- Record last updated2009 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
22 anesthesiology physician records list a practice address in Castro Valley
They are 22 of the 999 NPPES records with a practice address in Castro Valley, and 7,571 anesthesiology physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 7,571 in California → Every provider in Castro Valley → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- David Black, MDCastro Valley, CA 945461659323244
- Alfred Blum, MDCastro Valley, CA 945461770533341
- Penna Bui, M.D.Castro Valley, CA 945461225045149
- Jeffrey Do, MDCastro Valley, CA 945461225088552
- Christian Eirich, MDCastro Valley, CA 945461518915883
- Warren Gee, MDCastro Valley, CA 945461528143575
- Lawrence Holm, MDCastro Valley, CA 945461477506707
- Fedor Logvin, MDCastro Valley, CA 945461871542746
Common questions
What is Charles Ernest Lopez, MD's NPI number?
Charles Ernest Lopez, MD's National Provider Identifier (NPI) is 1184673170, issued on May 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Charles Ernest Lopez, MD located?
The NPPES record lists a practice address at 20998 Redwood RD, Castro Valley, CA, 94546. Phone: (510) 538-2828. Providers update this record themselves, so call before visiting.
How can I verify Charles Ernest Lopez, MD's license?
NPPES lists California license number G71995, 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.