Nathan James Hornsby, DDS
- Part D claims, 2024
- 70
- Industry payments
- $17
- Affiliated sites
- 1
- Medical group
- 1
- State licenses
- 2
- Practice address
- 702 C St, San Diego, CA 92101-5308
- Practice phone
- Call (619) 544-0544
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Cosmetic Dentistry Center Of San Diego
Dental practice · San Diego, California
Find Nathan Hornsby's 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.
Nathan James Hornsby is a prosthodontist in San Diego, California
Nathan Hornsby practices at Cosmetic Dentistry Center Of San Diego in San Diego, California.
Nathan Hornsby's NPI, 1164611455, was assigned on October 23, 2007. Nathan Hornsby holds California license 58078.
- NPI
- 1164611455NPI Registry (opens in a new tab)
- NPI enumeration date
- October 23, 2007
- NPI status
- Active
- Practice phone
- (619) 544-0544
- 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)
Nathan James Hornsby practices at 2 locations in San Diego, California
Nathan Hornsby's primary practice is Cosmetic Dentistry Center of San Diego, at 702 C St, San Diego, CA 92101-5308. The practice phone is (619) 544-0544. The NPI Registry lists Nathan Hornsby's practice address as 940 B St, San Diego, CA 92101.
- Cosmetic Dentistry Center of San DiegoPrimary702 C St, San Diego, CA 92101-5308Phone(619) 544-0544
- NPI Registry address940 B St, San Diego, CA 92101Phone(619) 544-5444
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Nathan James Hornsby is affiliated with 1 site of care and 1 medical group
Nathan Hornsby's primary practice is Cosmetic Dentistry Center Of San Diego in San Diego, California. Dmand AI also links Nathan Hornsby 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 Nathan James Hornsby's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Nathan Hornsby practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cosmetic Dentistry Center Of San Diego | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Nathan James Hornsby is one of 159 prosthodontists in California
Prosthodontics is Nathan Hornsby's primary specialty in the NPI Registry, under taxonomy code 1223P0700X. Dmand AI has Nathan Hornsby's licenses on file in 2 states: California and New York.
Specialties and state licenses
- Prosthodontist, CaliforniaPrimary
- New York license
Prosthodontists near Nathan Hornsby
Counts of prosthodontists 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
Nathan James Hornsby wrote 70 Medicare Part D claims in 2024
In 2024, Nathan Hornsby wrote 70 Medicare Part D claims for 26 patients. 96% of them were for generic drugs.
Nathan Hornsby's Part D claims by kind of drug, 2024
- Generic67 claims96%
- Brand-name and other3 claims4%
Drug classes CMS tracks in Nathan Hornsby's Part D claims, 2024
- Opioids40%28 of 70 claims
- Antibiotics56%39 of 70 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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Nathan James Hornsby received $17 in industry payments in 2025
CMS Open Payments shows 1 general payment to Nathan Hornsby from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Align Technology, Inc. paid the most, $17.
Companies that paid Nathan Hornsby 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 Nathan James Hornsby'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 Nathan James Hornsby
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Nathan James Hornsby's NPI number?
Nathan James Hornsby's NPI number is 1164611455. It was assigned on October 23, 2007, and it is active in the NPI Registry.
What does Nathan James Hornsby specialize in?
Nathan James Hornsby is a prosthodontist in San Diego, California. The primary specialty in the NPI Registry is Prosthodontist (taxonomy code 1223P0700X).
Where does Nathan James Hornsby practice?
Nathan Hornsby practices at 702 C St, San Diego, CA 92101-5308. Nathan Hornsby also practices at 940 B St, San Diego, CA 92101. Nathan Hornsby's primary practice is Cosmetic Dentistry Center Of San Diego in San Diego, California. Dmand AI also links Nathan Hornsby to 1 medical group.
What is Nathan James Hornsby's office phone number?
The practice phone on file for Nathan Hornsby is (619) 544-0544.
What is Nathan James Hornsby's medical license number?
Nathan Hornsby holds California license 58078, one of the licenses on file in 2 states.
Which states has Nathan James Hornsby been licensed in?
Dmand AI has state licenses on file for Nathan Hornsby in California and New York.
Has Nathan James Hornsby received payments from drug or device companies?
CMS Open Payments shows $17 in general payments to Nathan Hornsby from 1 company from 2025 to 2025. The largest total came from Align Technology, Inc.
How long has Nathan James Hornsby been practicing?
Nathan Hornsby's NPI was assigned in 2007.
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