Guillermo A. Arellano II, DMD
- Part D claims, 2024
- 61
- Industry payments
- $80
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 1108 Corporate Way Ste 2 Suite 2, Sacramento, CA 95831-6119
- Practice phone
- Call (916) 395-5700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Dental Excellence Of Greenhaven
Dental practice · Sacramento, California
Find Guillermo Arellano'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 A. Arellano II is a dentist in Elk Grove, California
Guillermo Arellano practices at Dental Excellence Of Greenhaven in Sacramento, California.
Guillermo Arellano's NPI, 1437411287, was assigned on June 7, 2012. Guillermo Arellano holds California license 61387.
- NPI
- 1437411287NPI Registry (opens in a new tab)
- NPI enumeration date
- June 7, 2012
- NPI status
- Active
- Practice phone
- (916) 395-5700
- 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 A. Arellano II practices in Sacramento and Elk Grove
Guillermo Arellano's primary practice is Dental Excellence of Greenhaven, at 1108 Corporate Way Ste 2 Suite 2, Sacramento, CA 95831-6119. The practice phone is (916) 395-5700. The NPI Registry lists Guillermo Arellano's practice address as 9024 Franklin Blvd, Elk Grove, CA 95758.
- Dental Excellence of GreenhavenPrimary1108 Corporate Way Ste 2 Suite 2, Sacramento, CA 95831-6119Phone(916) 395-5700
- NPI Registry address9024 Franklin Blvd, Elk Grove, CA 95758Phone(510) 427-4578
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Guillermo A. Arellano II is affiliated with 1 site of care and 1 medical group
Guillermo Arellano's primary practice is Dental Excellence Of Greenhaven in Sacramento, California. Dmand AI also links Guillermo Arellano 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 Guillermo A. Arellano II's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Guillermo Arellano practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dental Excellence Of Greenhaven | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Guillermo A. Arellano II is one of 6,282 dentists in California
Dentist is Guillermo Arellano's primary specialty in the NPI Registry, under taxonomy code 122300000X. Guillermo Arellano is licensed in California.
Specialties and state licenses
- Dentist, CaliforniaPrimary
Dentists near Guillermo Arellano
Counts of dentists 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 A. Arellano II wrote 61 Medicare Part D claims in 2024
In 2024, Guillermo Arellano wrote 61 Medicare Part D claims for 34 patients. 85% of them were for generic drugs.
Guillermo Arellano's Part D claims by kind of drug, 2024
- Generic52 claims85%
- Brand-name and other9 claims15%
Drug classes CMS tracks in Guillermo Arellano's Part D claims, 2024
- Antibiotics36%22 of 61 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 A. Arellano II received $80 in industry payments in 2025
CMS Open Payments shows 2 general payments to Guillermo Arellano from 2 drug and device companies in 2025. Device or supply loans make up the largest share, 76% of the total. Baxter Healthcare paid the most, $61.
General payments to Guillermo Arellano by kind, 2025 to 2025
- Device or supply loans$6176%
- Food and beverage$1924%
Companies that paid Guillermo Arellano 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 A. Arellano II'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 Guillermo A. Arellano II
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 A. Arellano II's NPI number?
Guillermo A. Arellano II's NPI number is 1437411287. It was assigned on June 7, 2012, and it is active in the NPI Registry.
What does Guillermo A. Arellano II specialize in?
Guillermo A. Arellano II is a dentist in Elk Grove, California. The primary specialty in the NPI Registry is Dentist (taxonomy code 122300000X).
Where does Guillermo A. Arellano II practice?
Guillermo Arellano practices at 1108 Corporate Way Ste 2 Suite 2, Sacramento, CA 95831-6119. Guillermo Arellano also practices at 9024 Franklin Blvd, Elk Grove, CA 95758. Guillermo Arellano's primary practice is Dental Excellence Of Greenhaven in Sacramento, California. Dmand AI also links Guillermo Arellano to 1 medical group.
What is Guillermo A. Arellano II's office phone number?
The practice phone on file for Guillermo Arellano is (916) 395-5700.
What is Guillermo A. Arellano II's medical license number?
Guillermo Arellano holds California license 61387.
Has Guillermo A. Arellano II received payments from drug or device companies?
CMS Open Payments shows $80 in general payments to Guillermo Arellano from 2 companies from 2025 to 2025. The largest total came from Baxter Healthcare.
How long has Guillermo A. Arellano II been practicing?
Guillermo Arellano's NPI was assigned in 2012.
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