Dr. Ronald D. Deguzman, MD
- Part D claims, 2024
- 27
- Hospital affiliations
- 1
- Industry payments
- $193
- State licenses
- 2
- Year NPI issued
- 2005
- Practice address
- 9300 Dewitt Loop, Fort Belvoir, VA 22060
- Practice phone
- Call (571) 231-3224
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Deguzman'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. Ronald D. Deguzman is an allergist and immunologist in Fort Belvoir, Virginia
Dr. Deguzman practices at Alexander T. Augusta Military Medical Center in Fort Belvoir, Virginia, part of United States Department of War.
Dr. Deguzman's NPI, 1184614679, was assigned on October 26, 2005. Dr. Deguzman holds California license G75867.
- NPI
- 1184614679NPI Registry (opens in a new tab)
- NPI enumeration date
- October 26, 2005
- NPI status
- Active
- Practice phone
- (571) 231-3224
- 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. Ronald D. Deguzman practices at Alexander T. Augusta Military Medical Center in Fort Belvoir, Virginia
Dr. Deguzman's primary practice is Alexander T. Augusta Military Medical Center, at 9300 Dewitt Loop, Fort Belvoir, VA 22060 in Fairfax County. The practice phone is (571) 231-3224.
- Alexander T. Augusta Military Medical Center9300 Dewitt Loop, Fort Belvoir, VA 22060 · Fairfax CountyPhone(571) 231-3224
Source: Dmand AI Affiliation Data
Dr. Ronald D. Deguzman is affiliated with 1 site of care
Dr. Deguzman's primary practice is Alexander T. Augusta Military Medical Center in Fort Belvoir, Virginia, part of United States Department of War. Dr. Deguzman's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ronald D. Deguzman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Deguzman practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Alexander T. Augusta Military Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ronald D. Deguzman is one of 113 allergists and immunologists in Virginia
Allergy and immunology is Dr. Deguzman's primary specialty in the NPI Registry, under taxonomy code 207K00000X. Dmand AI has Dr. Deguzman's licenses on file in 2 states: California and Virginia.
Specialties and state licenses
- Allergy and immunology, CaliforniaPrimary
- Virginia license
Allergists and immunologists near Dr. Deguzman
Counts of allergists and immunologists 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. Ronald D. Deguzman's patients have a median age of 55
Across all payers, Dmand AI patient panel data puts Dr. Deguzman's median patient age at 55, with 70% women.
Dr. Deguzman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women70%
- Men30%
Source: Dmand AI Patient Panel Data
Dr. Ronald D. Deguzman wrote 27 Medicare Part D claims in 2024
In 2024, Dr. Deguzman wrote 27 Medicare Part D claims. 89% of them were for generic drugs.
Dr. Deguzman's Part D claims by kind of drug, 2024
- Generic24 claims89%
- Brand-name and other3 claims11%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Ronald D. Deguzman received $193 in industry payments from 2018 to 2024
CMS Open Payments shows 2 general payments to Dr. Deguzman from 2 drug and device companies from 2018 to 2024. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $113.
General payments to Dr. Deguzman by program year, 2018 to 2024
Companies that paid Dr. Deguzman the most, 2018 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Ronald D. Deguzman'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 DataDmand AI Org Hierarchy Data |
| 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 Dr. Ronald D. Deguzman
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. Ronald D. Deguzman's NPI number?
Dr. Ronald D. Deguzman's NPI number is 1184614679. It was assigned on October 26, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Ronald D. Deguzman?
Dr. Ronald D. Deguzman is an allergist and immunologist in Fort Belvoir, Virginia. The primary specialty in the NPI Registry is Allergy & Immunology Physician (taxonomy code 207K00000X).
Where does Dr. Ronald D. Deguzman practice?
Dr. Deguzman practices at 9300 Dewitt Loop, Fort Belvoir, VA 22060. Dr. Deguzman's primary practice is Alexander T. Augusta Military Medical Center in Fort Belvoir, Virginia, part of United States Department of War.
What is Dr. Ronald D. Deguzman's office phone number?
The practice phone on file for Dr. Deguzman is (571) 231-3224.
What is Dr. Ronald D. Deguzman's medical license number?
Dr. Deguzman holds California license G75867, one of the licenses on file in 2 states.
Which states has Dr. Ronald D. Deguzman been licensed in?
Dmand AI has state licenses on file for Dr. Deguzman in California and Virginia.
Which hospitals is Dr. Ronald D. Deguzman affiliated with?
Dr. Deguzman practices at Alexander T. Augusta Military Medical Center in Fort Belvoir, Virginia.
Has Dr. Ronald D. Deguzman received payments from drug or device companies?
CMS Open Payments shows $193 in general payments to Dr. Deguzman from 2 companies from 2018 to 2024. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Ronald D. Deguzman been practicing?
Dr. Deguzman's NPI was assigned in 2005.
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