John E. Lofthus, DDS
- Part D claims, 2024
- 227
- Industry payments
- $177
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 7877 Ivanhoe Ave, La Jolla, CA 92037-4528
- Practice phone
- Call (858) 459-4364
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
John E. Lofthus
Dental practice · La Jolla, California
Find John Lofthus' professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
John E. Lofthus is a periodontist in San Diego, California
John Lofthus practices at John E. Lofthus in La Jolla, California.
John Lofthus' NPI, 1740425016, was assigned on December 15, 2008. John Lofthus holds California license 33621.
- NPI
- 1740425016NPI Registry (opens in a new tab)
- NPI enumeration date
- December 15, 2008
- NPI status
- Active
- Practice phone
- (858) 459-4364
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
John E. Lofthus practices in La Jolla and San Diego
John Lofthus' primary practice is John E. Lofthus, at 7877 Ivanhoe Ave, La Jolla, CA 92037-4528. The practice phone is (858) 459-4364. The NPI Registry lists John Lofthus' practice address as 8899 University Center Ln, San Diego, CA 92122.
- John E. LofthusPrimary7877 Ivanhoe Ave, La Jolla, CA 92037-4528Phone(858) 459-4364
- NPI Registry address8899 University Center Ln, San Diego, CA 92122Phone(858) 459-4364
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
John E. Lofthus is affiliated with 1 site of care and 1 medical group
John Lofthus' primary practice is John E. Lofthus in La Jolla, California. Dmand AI also links John Lofthus to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at John E. Lofthus' practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Lofthus practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| John E. Lofthus | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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John E. Lofthus is one of 371 periodontists in California
Periodontics is John Lofthus' primary specialty in the NPI Registry, under taxonomy code 1223P0300X. John Lofthus is licensed in California.
Specialties and state licenses
- Periodontist, CaliforniaPrimary
Periodontists near John Lofthus
Counts of periodontists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
John E. Lofthus wrote 227 Medicare Part D claims in 2024
In 2024, John Lofthus wrote 227 Medicare Part D claims for 100 patients. 99% of them were for generic drugs.
John Lofthus' Part D claims by kind of drug, 2024
- Generic224 claims99%
- Brand-name and other3 claims1%
Drug classes CMS tracks in John Lofthus' Part D claims, 2024
- Opioids35%79 of 227 claims
- Antibiotics59%135 of 227 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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John E. Lofthus received $177 in industry payments in 2025
CMS Open Payments shows 3 general payments to John Lofthus from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Straumann USA LLC paid the most, $120.
Companies that paid John Lofthus the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for John E. Lofthus's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about John E. Lofthus
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is John E. Lofthus' NPI number?
John E. Lofthus' NPI number is 1740425016. It was assigned on December 15, 2008, and it is active in the NPI Registry.
What does John E. Lofthus specialize in?
John E. Lofthus is a periodontist in San Diego, California. The primary specialty in the NPI Registry is Periodontist (taxonomy code 1223P0300X).
Where does John E. Lofthus practice?
John Lofthus practices at 7877 Ivanhoe Ave, La Jolla, CA 92037-4528. John Lofthus also practices at 8899 University Center Ln, San Diego, CA 92122. John Lofthus' primary practice is John E. Lofthus in La Jolla, California. Dmand AI also links John Lofthus to 1 medical group.
What is John E. Lofthus' office phone number?
The practice phone on file for John Lofthus is (858) 459-4364.
What is John E. Lofthus' medical license number?
John Lofthus holds California license 33621.
Has John E. Lofthus received payments from drug or device companies?
CMS Open Payments shows $177 in general payments to John Lofthus from 2 companies from 2025 to 2025. The largest total came from Straumann USA LLC.
How long has John E. Lofthus been practicing?
John Lofthus' NPI was assigned in 2008.
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