Danny Lock, MD
Family Medicine Physician · La Verne, CA
Danny Lock, MD is a family medicine physician with a practice address in La Verne, California, and NPI 1144280348, issued on Mar 23, 2006. Check the license (California A36304, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Danny Lock
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A36304 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3833 Emerald Ave, La Verne, CA 91750
- Phone
- (909) 593-4531
- Enumerated
- Mar 23, 2006
- Record last updated
- Dec 30, 2025
- Fax
- (909) 392-9598
- Medicare enrollment
- Enrolled (PECOS I20101111001339); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 3833 Emerald Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mara Archambault, MDInternal Medicine Physician1023157021
- George Dualan, M.D.Adult Medicine Physician1982622916
- Alan FloresFamily Medicine Physician1124087671
- Jason Wagner, PA-CPhysician Assistant1457753519
Verify Danny Lock in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A36304Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.4 times the Medicare Part D claims of the average family medicine physician in 2024
8,393 Medicare Part D claims for 521 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 91 claims were for opioids.
Most prescribed
- Atorvastatin Calcium696 claims
- Rosuvastatin Calcium517 claims
- Lisinopril406 claims
- Amlodipine Besylate306 claims
- Levothyroxine Sodium284 claims
- Losartan Potassium264 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.
Bills Medicare through one group practice
- Healthcare Partners Affiliates Medical GroupLa Verne, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Danny Lock among 17,133 family medicine physician records in California
Danny Lock, MD is one of 17,133 family 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 6% of them.
- NPI issued2006 · 6% of these records are older, 59% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1978 · median 2005 among the 10,652 with a school on file
- Record last updated2025 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
14 family medicine physician records list a practice address in La Verne
They are 14 of the 515 NPPES records with a practice address in La Verne, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in La Verne → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Habib Bashoura, MDLa Verne, CA 917501730170887
- Marcelo Burciaga, D.O.La Verne, CA 917501255528576
- William CasasLa Verne, CA 917501477998615
- Cecilia Cusimano Murillo, MDLa Verne, CA 917501427748326
- Michael Deanda, MDLa Verne, CA 917501750381711
- Craig Endo, M.D.La Verne, CA 917501265411730
- Tiffany Endo, D.O.La Verne, CA 917501457384257
- Alan FloresLa Verne, CA 917501124087671
Common questions
What is Danny Lock, MD's NPI number?
Danny Lock, MD's National Provider Identifier (NPI) is 1144280348, issued on Mar 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Danny Lock, MD located?
The NPPES record lists a practice address at 3833 Emerald Ave, La Verne, CA, 91750. Phone: (909) 593-4531. Providers update this record themselves, so call before visiting.
How can I verify Danny Lock, MD's license?
NPPES lists California license number A36304, 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 Danny Lock, MD prescribe under Medicare Part D?
In 2024, Danny Lock, MD had 8,393 Medicare Part D claims for 521 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.