William Lumba Quismorio, M.D.
General Practice Physician · Antioch, CA
William Lumba Quismorio, M.D. is a general practice physician with a practice address in Antioch, California, and NPI 1326052572, issued on Jul 27, 2006. Check the license (California A41861, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- William Lumba Quismorio
- Credential
- M.D.
- Primary taxonomy
- General Practice Physician 208D00000X
- License number
- A41861 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3707 Sunset LN, Antioch, CA 94509
- Phone
- (925) 522-0124
- Enumerated
- Jul 27, 2006
- Record last updated
- Oct 6, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (925) 522-0133
- Entity
- Type 1 · individual
8 nearest general practice physician records → All 1,956 in California → Look up another NPI →
Also registered at 3707 Sunset LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Daisy AguirreLicensed Vocational Nurse1689855991
- Sheila Akpan, LVNLicensed Vocational Nurse1871774141
- April Violet Ancheta, NPPrimary Care Nurse Practitioner1043923402
- Lindsey Andrews, LVNLicensed Vocational Nurse1285943142
- Jacqueline BaechlerCounselor1639485006
- Angelina BaldocchiAddiction (Substance Use Disorder) Counselor1427597236
Verify William Lumba Quismorio in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A41861Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $108.22
7 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 4,259 providers of this specialty with any payment received $1,273.40 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
William Lumba Quismorio among 1,956 general practice physician records in California
William Lumba Quismorio, M.D. is one of 1,956 general practice physician records with a practice address in California. 48% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 66% newer
- In a Medicare fileYes · 48% of these records are
- In the CMS Doctors and Clinicians fileNo · 27% of these records are
- Record last updated2008 · 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 208D00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
General Practice Physician providers in California
There are 1,956 general practice physician records in California.
All 1,956 in California → Every provider in Antioch → General Practice Physician nationwide →
The 8 general practice physician records with the nearest ZIP codes
- Lauren Shirvanee, D.O.Antioch, CA 945091033447222
- John Oneil, M.D.Calistoga, CA 945151952573826
- Katharine May, M.D.Alameda, CA 945021912246893
- Sarah Ballard, M.D.Alameda, CA 945011316092174
- John Khade, M.D.Alameda, CA 945011952668063
- Ushakiran Khade, MDAlameda, CA 945011699884437
- Julia Nyquist, MDAlameda, CA 945011205813771
- Margaret Mariella, M.D.Danville, CA 945261033563689
Common questions
What is William Lumba Quismorio, M.D.'s NPI number?
William Lumba Quismorio, M.D.'s National Provider Identifier (NPI) is 1326052572, issued on Jul 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Lumba Quismorio, M.D. located?
The NPPES record lists a practice address at 3707 Sunset LN, Antioch, CA, 94509. Phone: (925) 522-0124. Providers update this record themselves, so call before visiting.
How can I verify William Lumba Quismorio, M.D.'s license?
NPPES lists California license number A41861, 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.