Dr. Vincent Gia Nguyen, DO
- Part D claims, 2024
- 24
- Hospital affiliations
- 2
- Industry payments
- $57
- Medical group
- 1
- Insurance carriers
- 11
- Practice address
- 1555 Soquel Drive, Santa Cruz, CA 95065
- Practice phone
- Call (831) 462-7700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Nguyen'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. Vincent Gia Nguyen is an internist in Santa Cruz, California
Dr. Nguyen practices at Dignity Health - Dominican Hospital in Santa Cruz, California, part of CommonSpirit Health.
Dr. Nguyen's NPI, 1285212704, was assigned on March 29, 2021. Dr. Nguyen graduated from Touro University California - Vallejo in 2020. Dr. Nguyen holds California license 23178.
- NPI
- 1285212704NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8123429958
- NPI enumeration date
- March 29, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (831) 462-7700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Vincent Gia Nguyen practices at Dignity Health - Dominican Hospital in Santa Cruz, California
Dr. Nguyen's primary practice is Dignity Health - Dominican Hospital, at 1555 Soquel Drive, Santa Cruz, CA 95065 in Santa Cruz County. The practice phone is (831) 462-7700.
- Dignity Health - Dominican Hospital1555 Soquel Drive, Santa Cruz, CA 95065 · Santa Cruz CountyPhone(831) 462-7700
Source: Dmand AI Affiliation Data
Dr. Vincent Gia Nguyen is affiliated with 4 sites of care and 1 medical group
Dr. Nguyen's primary practice is Dignity Health - Dominican Hospital in Santa Cruz, California, part of CommonSpirit Health. The medical group on file is Mercy Medical Group. Dmand AI also links Dr. Nguyen to 1 more hospital, 1 group practice or clinic and 1 home health agency, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Vincent Gia Nguyen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nguyen practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dignity Health - Dominican Hospital | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Vincent Gia Nguyen is one of 16,751 internists in California
Internal medicine is Dr. Nguyen's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Nguyen is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Nguyen's licenses on file in 4 states: California, Kansas, Missouri and Colorado.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
- Kansas license
- Missouri license
- Colorado license
Internists near Dr. Nguyen
Counts of internists 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. Vincent Gia Nguyen's patients have a median age of 52
Across all payers, Dmand AI patient panel data puts Dr. Nguyen's median patient age at 52, with 49% women.
Dr. Nguyen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women49%
- Men49%
Source: Dmand AI Patient Panel Data
Dr. Vincent Gia Nguyen wrote 24 Medicare Part D claims in 2024
In 2024, Dr. Nguyen wrote 24 Medicare Part D claims for 11 patients. 100% of them were for generic drugs.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Vincent Gia Nguyen offers telehealth to Medicare patients
Dr. Nguyen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Nguyen as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Vincent Gia Nguyen received $57 in industry payments from 2024 to 2025
CMS Open Payments shows 3 general payments to Dr. Nguyen from 2 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Ironshore Pharmaceuticals Inc. paid the most, $40.
General payments to Dr. Nguyen by program year, 2024 to 2025
Companies that paid Dr. Nguyen the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Vincent Gia Nguyen graduated from Touro University California - Vallejo
Dr. Nguyen graduated from Touro University California - Vallejo in 2020.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Vincent Gia Nguyen accepts plans from 11 insurance carriers
Dr. Nguyen is in network with 11 carriers, including Aetna, United Healthcare and Elevance. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- United Healthcare
- Elevance
- Blue Cross Blue Shield of Michigan
- HCSC
- Alliant Health Plans
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- +3 more carriersWith a free account
Plan types Dr. Nguyen accepts, by number of carriers
- PPO7
- HMO6
- EPO4
- Medicare3
- POS2
Source: Dmand AI Insurance Network Data
Sources for Dr. Vincent Gia Nguyen'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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| 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. Vincent Gia Nguyen
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. Vincent Gia Nguyen's NPI number?
Dr. Vincent Gia Nguyen's NPI number is 1285212704. It was assigned on March 29, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Vincent Gia Nguyen?
Dr. Vincent Gia Nguyen is an internist in Santa Cruz, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Vincent Gia Nguyen practice?
Dr. Nguyen practices at 1555 Soquel Drive, Santa Cruz, CA 95065. Dr. Nguyen's primary practice is Dignity Health - Dominican Hospital in Santa Cruz, California, part of CommonSpirit Health. Dmand AI also links Dr. Nguyen to 1 hospital, 1 group practice or clinic and 1 home health agency.
What is Dr. Vincent Gia Nguyen's office phone number?
The practice phone on file for Dr. Nguyen is (831) 462-7700.
What is Dr. Vincent Gia Nguyen's medical license number?
Dr. Nguyen holds California license 23178, one of the licenses on file in 4 states.
Which states has Dr. Vincent Gia Nguyen been licensed in?
Dmand AI has state licenses on file for Dr. Nguyen in California (2024 to 2026), Kansas (2022 to 2024), Missouri (2021 to 2024) and Colorado (2015 to 2022).
Which hospitals is Dr. Vincent Gia Nguyen affiliated with?
Dr. Nguyen practices at Dignity Health - Dominican Hospital in Santa Cruz, California. Dmand AI links Dr. Nguyen to 1 more hospital.
What medical group is Dr. Vincent Gia Nguyen part of?
Dr. Nguyen is linked to Mercy Medical Group.
Does Dr. Vincent Gia Nguyen accept Medicare?
Yes. CMS lists Dr. Nguyen as accepting Medicare assignment.
Does Dr. Vincent Gia Nguyen offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Nguyen as offering telehealth services.
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Is Dr. Vincent Gia Nguyen board certified?
Yes. Dr. Nguyen is board certified in internal medicine by the American Board of Internal Medicine.
Where did Dr. Vincent Gia Nguyen go to medical school?
Dr. Nguyen graduated from Touro University California - Vallejo in 2020.
Has Dr. Vincent Gia Nguyen received payments from drug or device companies?
CMS Open Payments shows $57 in general payments to Dr. Nguyen from 2 companies from 2024 to 2025. The largest total came from Ironshore Pharmaceuticals Inc.
How long has Dr. Vincent Gia Nguyen been practicing?
Dr. Nguyen graduated from medical school in 2020, 6 years ago.
What insurance does Dr. Vincent Gia Nguyen accept?
Dr. Nguyen is in network with 11 carriers, including Aetna, United Healthcare and Elevance. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.
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