Hector Jacobo Lopez, M.D.
Family Medicine Physician · Willows, CA
Hector Jacobo Lopez, M.D. is a family medicine physician with a practice address in Willows, California, and NPI 1255441515, issued on Aug 30, 2006. Check the license (California A63052, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Hector Jacobo Lopez
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A63052 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1133 W Sycamore St, Willows, CA 95988
- Phone
- (530) 934-1840
- Enumerated
- Aug 30, 2006
- Record last updated
- Jun 20, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (530) 934-1829
- Medicaid ID
- 00A630520 CA
- Medicare enrollment
- Enrolled (PECOS I20060503000874); accepts Medicare assignment
- Medical or professional school
- University Of California, Davis School Of Medicine, 1996
- Entity
- Type 1 · individual
Also registered at 1133 W Sycamore St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- William Boyes, FNP-BCNurse Practitioner1972625341
- Jacqueline Casey, PA-CMedical Physician Assistant1922085877
- Richard Caylor, F.N.PFamily Nurse Practitioner1881984144
- John Christopher, FNP-CFamily Nurse Practitioner1306347547
- David Chung, OTR/LOccupational Therapist1700154705
- Laura Curtis, MS, RDNRegistered Dietitian1811350929
Verify Hector Jacobo Lopez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A63052Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% more Medicare Part D claims than the average family medicine physician in 2024
6,338 Medicare Part D claims for 547 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 146 claims were for opioids.
Most prescribed
- Atorvastatin Calcium443 claims
- Metformin Hcl279 claims
- Lisinopril278 claims
- Losartan Potassium210 claims
- Ibuprofen201 claims
- Metoprolol Succinate197 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.
Industry payments in 2024: $127.60
5 payments; by number, the most common kind was food and beverage; the largest payer was Dexcom, Inc. The 55,478 providers of this specialty with any payment received $902.55 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.
Bills Medicare through 2 group practices
- Ampla HealthGridley, CA
- Woodland Emergency Physicians Medical Group IncWoodland, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
5 family medicine physician records list a practice address in Willows
They are 5 of the 182 NPPES records with a practice address in Willows, and 17,133 family medicine physician records in California.
All 5 in Willows → All 17,133 in California → Every provider in Willows →
Other family medicine physician records in California
- Omer Aba-Omer, MDSanta Monica, CA1649702093
- Michelle Ababa, MDWilmington, CA1710922513
- Anna Tzeitel Abalos, MDRoseville, CA1720200017
- Adan Abarca, MDAnaheim, CA1760553689
- Vanessa Abarca, DOVentura, CA1952040859
- Lorraine Abate, M.D.Sacramento, CA1104840008
- Robert Abatecola, MDCastro Valley, CA1669551719
- Romeo Abaya, M.D.Cottonwood, CA1598053506
- Effiem Abbah, MD, MPHSan Francisco, CA1821185133
- Khuzeman Abbasi, MDSanta Rosa, CA1841979952
Common questions
What is Hector Jacobo Lopez, M.D.'s NPI number?
Hector Jacobo Lopez, M.D.'s National Provider Identifier (NPI) is 1255441515, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Hector Jacobo Lopez, M.D. located?
The NPPES record lists a practice address at 1133 W Sycamore St, Willows, CA, 95988. Phone: (530) 934-1840. Providers update this record themselves, so call before visiting.
How can I verify Hector Jacobo Lopez, M.D.'s license?
NPPES lists California license number A63052, 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 Hector Jacobo Lopez, M.D. prescribe under Medicare Part D?
In 2024, Hector Jacobo Lopez, M.D. had 6,338 Medicare Part D claims for 547 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.