Vincent Gia Nguyen, DO
Internal Medicine Physician · Scotts Valley, CA
Vincent Gia Nguyen, DO is an internal medicine physician with a practice address in Scotts Valley, California, and NPI 1285212704, issued on Mar 29, 2021. Check the license (California 23178, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Vincent Gia Nguyen
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 23178 CA
Self-reported in NPPES; status is on the state search - Practice location
- 245 Mount Hermon RD Ste L, Scotts Valley, CA 95066
- Phone
- (831) 430-7203
- Enumerated
- Mar 29, 2021
- Record last updated
- Jan 9, 2025
- Fax
- (831) 430-7204
- Medicare enrollment
- Enrolled (PECOS I20250107001619); accepts Medicare assignment
- Medical or professional school
- Touro Un College Of Osteopathic Medicine, Vallejo, 2020
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 245 Mount Hermon RD Ste L
A shared address usually means a shared clinic or building; it does not show who employs whom.
- John Bergren, MDFamily Medicine Physician1023110301
- Alisa Hawes, NPPrimary Care Nurse Practitioner1194449413
- Praseeda Moleyar Narayana, MDFamily Medicine Physician1366973604
- Thanh Vu, MDInternal Medicine Physician1396711149
Verify Vincent Gia Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 23178Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
24 Medicare Part D claims for 11 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $39.94
2 payments; by number, the most common kind was food and beverage; the largest payer was Ironshore Pharmaceuticals Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Dignity Health Medical FoundationScotts Valley, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Vincent Gia Nguyen among 17,696 internal medicine physician records in California
Vincent Gia Nguyen, DO is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 92% of them.
- NPI issued2021 · 92% of these records are older, 5% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2020 · median 2004 among the 11,065 with a school on file
- Record last updated2025 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
8 internal medicine physician records list a practice address in Scotts Valley
They are 8 of the 376 NPPES records with a practice address in Scotts Valley, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Scotts Valley → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Marce AbareScotts Valley, CA 950661457744708
- Rebecca Barker, MDScotts Valley, CA 950661437199841
- Darien Heron, M.D.Scotts Valley, CA 950661821078726
- Diane McGrew, MDScotts Valley, CA 950661669452173
- Hailey RoumimperScotts Valley, CA 950661871179556
- James Telfer, M.D.Scotts Valley, CA 950661831142223
- Thanh Vu, MDScotts Valley, CA 950661396711149
- Elizabeth Brennan, M.D.Santa Cruz, CA 950651982794855
Common questions
What is Vincent Gia Nguyen, DO's NPI number?
Vincent Gia Nguyen, DO's National Provider Identifier (NPI) is 1285212704, issued on Mar 29, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Vincent Gia Nguyen, DO located?
The NPPES record lists a practice address at 245 Mount Hermon RD Ste L, Scotts Valley, CA, 95066. Phone: (831) 430-7203. Providers update this record themselves, so call before visiting.
How can I verify Vincent Gia Nguyen, DO's license?
NPPES lists California license number 23178, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Vincent Gia Nguyen, DO prescribe under Medicare Part D?
In 2024, Vincent Gia Nguyen, DO had 24 Medicare Part D claims for 11 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.