Dr. Guillermo Allan Cantu-Reyna, MD
- Part D claims, 2024
- 1,707
- Industry payments
- $761
- Affiliated sites
- 2
- Medical group
- 1
- State license
- 1
- Practice address
- 4074 Fairmount Ave, San Diego, CA 92105
- Practice phone
- Call (619) 255-9155
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
La Maestra City Heights Clinic
FQHC - Satellite Clinic · San Diego, California
Find Dr. Cantu-Reyna'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.
Dr. Guillermo Allan Cantu-Reyna is a neurologist in San Diego, California
Dr. Cantu-Reyna practices at La Maestra City Heights Clinic in San Diego, California.
Dr. Cantu-Reyna's NPI, 1447389101, was assigned on March 5, 2007. Dr. Cantu-Reyna holds California license A41375.
- NPI
- 1447389101NPI Registry (opens in a new tab)
- NPI enumeration date
- March 5, 2007
- NPI status
- Active
- Practice phone
- (619) 255-9155
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Guillermo Allan Cantu-Reyna practices at La Maestra City Heights Clinic in San Diego, California
Dr. Cantu-Reyna's primary practice is La Maestra City Heights Clinic, at 4074 Fairmount Ave, San Diego, CA 92105 in San Diego County. The practice phone is (619) 255-9155.
- La Maestra City Heights Clinic4074 Fairmount Ave, San Diego, CA 92105 · San Diego CountyPhone(619) 255-9155
Source: Dmand AI Affiliation Data
Dr. Guillermo Allan Cantu-Reyna is affiliated with 2 sites of care and 1 medical group
Dr. Cantu-Reyna's primary practice is La Maestra City Heights Clinic in San Diego, California. The medical group on file is La Maestra Community Health Centers. Dmand AI also links Dr. Cantu-Reyna to 1 more community health center, named with a free account. Dr. Cantu-Reyna's employer is on file too: a community health center (fqhc).
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Guillermo Allan Cantu-Reyna's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cantu-Reyna practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| La Maestra City Heights Clinic | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Guillermo Allan Cantu-Reyna is one of 2,207 neurologists in California
Neurology is Dr. Cantu-Reyna's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Cantu-Reyna is licensed in California.
Specialties and state licenses
- Neurology, CaliforniaPrimary
Neurologists near Dr. Cantu-Reyna
Counts of neurologists 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
Dr. Guillermo Allan Cantu-Reyna's patients have a median age of 59
Across all payers, Dmand AI patient panel data puts Dr. Cantu-Reyna's median patient age at 59, with 63% women.
Dr. Cantu-Reyna's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 59
Patient panel by sex, all payers
- Women63%
- Men36%
Source: Dmand AI Patient Panel Data
Dr. Guillermo Allan Cantu-Reyna wrote 1,707 Medicare Part D claims in 2024
In 2024, Dr. Cantu-Reyna wrote 1,707 Medicare Part D claims for 165 patients. 82% of them were for generic drugs. CMS names the drug for 1,288 of them, across 34 drugs with 11 or more claims each, at $148,330 in total drug cost. In 2023, CMS named 1,545 claims across 40 drugs.
Dr. Cantu-Reyna's Part D claims by kind of drug, 2024
- Generic1,397 claims82%
- Brand-name262 claims15%
- Other48 claims3%
Dr. Cantu-Reyna's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Cantu-Reyna's Part D claims, 2024
- Antibiotics1%23 of 1,707 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,5452024: 1,28817%
Drugs named by CMS: 34 in 2024, 40 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Guillermo Allan Cantu-Reyna received $761 in industry payments from 2016 to 2025
CMS Open Payments shows 20 general payments to Dr. Cantu-Reyna from 13 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Sanofi Pasteur Inc. paid the most, $152.
General payments to Dr. Cantu-Reyna by program year, 2016 to 2025
Companies that paid Dr. Cantu-Reyna the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Guillermo Allan Cantu-Reyna'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)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 Dr. Guillermo Allan Cantu-Reyna
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Guillermo Allan Cantu-Reyna's NPI number?
Dr. Guillermo Allan Cantu-Reyna's NPI number is 1447389101. It was assigned on March 5, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Guillermo Allan Cantu-Reyna?
Dr. Guillermo Allan Cantu-Reyna is a neurologist in San Diego, California. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Guillermo Allan Cantu-Reyna practice?
Dr. Cantu-Reyna practices at 4074 Fairmount Ave, San Diego, CA 92105. Dr. Cantu-Reyna's primary practice is La Maestra City Heights Clinic in San Diego, California. Dmand AI also links Dr. Cantu-Reyna to 1 community health center.
What is Dr. Guillermo Allan Cantu-Reyna's office phone number?
The practice phone on file for Dr. Cantu-Reyna is (619) 255-9155.
What is Dr. Guillermo Allan Cantu-Reyna's medical license number?
Dr. Cantu-Reyna holds California license A41375.
What medical group is Dr. Guillermo Allan Cantu-Reyna part of?
Dr. Cantu-Reyna is linked to La Maestra Community Health Centers.
What drugs does Dr. Guillermo Allan Cantu-Reyna prescribe most?
In 2024 Medicare Part D data, Dr. Cantu-Reyna's most prescribed drugs by claims were Atorvastatin Calcium, Metformin HCl and Amlodipine Besylate.
Has Dr. Guillermo Allan Cantu-Reyna received payments from drug or device companies?
CMS Open Payments shows $761 in general payments to Dr. Cantu-Reyna from 13 companies from 2016 to 2025. The largest total came from Sanofi Pasteur Inc.
How long has Dr. Guillermo Allan Cantu-Reyna been practicing?
Dr. Cantu-Reyna's NPI was assigned in 2007.
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