Guillermo Salvador Castillo, DDS
- Part D claims, 2024
- 28
- Industry payments
- $19
- Affiliated sites
- 2
- Medical group
- 1
- State license
- 1
- Practice address
- 3464 Gage Ave, Bell, CA 90201
- Practice phone
- Call (323) 484-9033
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Bell Dental Group
Dental practice · Bell, California
Find Guillermo Castillo'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.
Guillermo Salvador Castillo is a general practice dentistry in Escondido, California
Guillermo Castillo practices at Bell Dental Group in Bell, California.
Guillermo Castillo's NPI, 1003916818, was assigned on September 22, 2006. Guillermo Castillo holds California license 50896.
- NPI
- 1003916818NPI Registry (opens in a new tab)
- NPI enumeration date
- September 22, 2006
- NPI status
- Active
- Practice phone
- (323) 484-9033
- 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)
Guillermo Salvador Castillo practices in Bell and Escondido
Guillermo Castillo's primary practice is Bell Dental Group, at 3464 Gage Ave, Bell, CA 90201. The practice phone is (323) 484-9033. The NPI Registry lists Guillermo Castillo's practice address as 460 N Elm St, Escondido, CA 92025.
- Bell Dental GroupPrimary3464 Gage Ave, Bell, CA 90201Phone(323) 484-9033
- NPI Registry address460 N Elm St, Escondido, CA 92025 · San Diego County
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Guillermo Salvador Castillo is affiliated with 2 sites of care and 1 medical group
Guillermo Castillo's primary practice is Bell Dental Group in Bell, California. Dmand AI also links Guillermo Castillo to 1 physician office and 1 medical group, each 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 Guillermo Salvador Castillo's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Guillermo Castillo practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Bell Dental Group | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Guillermo Salvador Castillo is one of 7,627 general practice dentistrys in California
General practice is Guillermo Castillo's primary specialty in the NPI Registry, under taxonomy code 1223G0001X. Guillermo Castillo is licensed in California.
Specialties and state licenses
- General practice dentistry, CaliforniaPrimary
General practice dentistrys near Guillermo Castillo
Counts of general practice dentistrys 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
Guillermo Salvador Castillo's patients have a median age of 70
Across all payers, Dmand AI patient panel data puts Guillermo Castillo's median patient age at 70, with 100% women.
Guillermo Castillo's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Guillermo Salvador Castillo wrote 28 Medicare Part D claims in 2024
In 2024, Guillermo Castillo wrote 28 Medicare Part D claims for 17 patients. 100% of them were for generic drugs.
Drug classes CMS tracks in Guillermo Castillo's Part D claims, 2024
- Antibiotics64%18 of 28 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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Guillermo Salvador Castillo received $19 in industry payments in 2025
CMS Open Payments shows 1 general payment to Guillermo Castillo from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Straumann USA LLC paid the most, $19.
Companies that paid Guillermo Castillo 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 Guillermo Salvador Castillo'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) |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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 Guillermo Salvador Castillo
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Guillermo Salvador Castillo's NPI number?
Guillermo Salvador Castillo's NPI number is 1003916818. It was assigned on September 22, 2006, and it is active in the NPI Registry.
What does Guillermo Salvador Castillo specialize in?
Guillermo Salvador Castillo is a general practice dentistry in Escondido, California. The primary specialty in the NPI Registry is General Practice Dentistry (taxonomy code 1223G0001X).
Where does Guillermo Salvador Castillo practice?
Guillermo Castillo practices at 3464 Gage Ave, Bell, CA 90201. Guillermo Castillo also practices at 460 N Elm St, Escondido, CA 92025. Guillermo Castillo's primary practice is Bell Dental Group in Bell, California. Dmand AI also links Guillermo Castillo to 1 physician office and 1 medical group.
What is Guillermo Salvador Castillo's office phone number?
The practice phone on file for Guillermo Castillo is (323) 484-9033.
What is Guillermo Salvador Castillo's medical license number?
Guillermo Castillo holds California license 50896.
Has Guillermo Salvador Castillo received payments from drug or device companies?
CMS Open Payments shows $19 in general payments to Guillermo Castillo from 1 company from 2025 to 2025. The largest total came from Straumann USA LLC.
How long has Guillermo Salvador Castillo been practicing?
Guillermo Castillo's NPI was assigned in 2006.
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