Harold L. Jacobson, D.D.S.
Endodontics · El Cajon, CA
Harold L. Jacobson, D.D.S. is an endodontics with a practice address in El Cajon, California, and NPI 1114041993, issued on Mar 19, 2007. Check the license (California 29062, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Harold L. Jacobson
- Credential
- D.D.S.
- Primary taxonomy
- Endodontics 1223E0200X
- License number
- 29062 CA
Self-reported in NPPES; status is on the state search - Practice location
- 360 Highland Ave, El Cajon, CA 92020
- Phone
- (619) 442-6664
- Enumerated
- Mar 19, 2007
- Record last updated
- Jun 28, 2026
- Entity
- Type 1 · individual
8 nearest endodontics records → All 1,018 in California → Look up another NPI →
Also registered at 360 Highland Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Erick Sato, DDSEndodontics1013184035
Verify Harold L. Jacobson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 29062Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
21% fewer Medicare Part D claims than the average endodontics in 2024
95 Medicare Part D claims for 45 beneficiaries, against an average of 121 among the 4,119 providers of this specialty who prescribed in Part D. 21 claims were for opioids.
Most prescribed
- Amoxicillin24 claims
- Hydrocodone-Acetaminophen20 claims
- Chlorhexidine Gluconate19 claims
- Diazepam11 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.
Harold L. Jacobson among 1,018 endodontics records in California
Harold L. Jacobson, D.D.S. is one of 1,018 endodontics records with a practice address in California. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 27% of them.
- NPI issued2007 · 27% of these records are older, 42% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2026 · 78% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223E0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endodontics providers in California
There are 1,018 endodontics records in California.
All 1,018 in California → Every provider in El Cajon → Endodontics nationwide →
The 8 endodontics records with the nearest ZIP codes
- S Rahnejat, DDSEl Cajon, CA 920201669402368
- Erick Sato, DDSEl Cajon, CA 920201013184035
- Horst Dziura, DDSEl Cajon, CA 920211558447052
- Saba SaremiEncinitas, CA 920231417572983
- Kevin Andrus, DDS, MSEncinitas, CA 920241134359193
- Behnaz Cheikh, DDSEncinitas, CA 920241134294887
- Randy Garland, DDSEncinitas, CA 920241033138326
- Brian Haymore, DDSEncinitas, CA 920241588683403
Common questions
What is Harold L. Jacobson, D.D.S.'s NPI number?
Harold L. Jacobson, D.D.S.'s National Provider Identifier (NPI) is 1114041993, issued on Mar 19, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Harold L. Jacobson, D.D.S. located?
The NPPES record lists a practice address at 360 Highland Ave, El Cajon, CA, 92020. Phone: (619) 442-6664. Providers update this record themselves, so call before visiting.
How can I verify Harold L. Jacobson, D.D.S.'s license?
NPPES lists California license number 29062, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Harold L. Jacobson, D.D.S. prescribe under Medicare Part D?
In 2024, Harold L. Jacobson, D.D.S. had 95 Medicare Part D claims for 45 beneficiaries; the average among endodontics prescribers was 121. 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.