Dr. Tien Viet Nguyen, MD
- Medicare services, 2022
- 1,048
- Part D claims, 2024
- 138
- Hospital affiliations
- 1
- Industry payments
- $37,537
- Medical groups
- 3
- Practice address
- 6041 Cadillac Ave, Los Angeles, CA 90034
- Practice phone
- Call (213) 857-2201
- 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
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Dr. Tien Viet Nguyen is a dermatologist in Los Angeles, California
Dr. Nguyen practices at West Los Angeles Medical Center in Los Angeles, California, part of Kaiser Permanente.
Dr. Nguyen's NPI, 1841626546, was assigned on September 25, 2013. Dr. Nguyen holds Washington license MD60829829.
- NPI
- 1841626546NPI Registry (opens in a new tab)
- NPI enumeration date
- September 25, 2013
- NPI status
- Active
- Practice phone
- (213) 857-2201
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Tien Viet Nguyen practices at West Los Angeles Medical Center in Los Angeles, California
Dr. Nguyen's primary practice is West Los Angeles Medical Center, at 6041 Cadillac Ave, Los Angeles, CA 90034 in Los Angeles County. The practice phone is (213) 857-2201.
- West Los Angeles Medical Center6041 Cadillac Ave, Los Angeles, CA 90034 · Los Angeles CountyPhone(213) 857-2201
Source: Dmand AI Affiliation Data
Dr. Tien Viet Nguyen is affiliated with 3 sites of care and 3 medical groups
Dr. Nguyen's primary practice is West Los Angeles Medical Center in Los Angeles, California, part of Kaiser Permanente. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Nguyen to 2 more medical groups, 1 dialysis center and 1 group practice or clinic, 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. Tien Viet Nguyen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Nguyen practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| West Los Angeles Medical Center | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Tien Viet Nguyen is one of 1,910 dermatologists in California
Dermatology is Dr. Nguyen's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Nguyen is licensed in Washington.
Specialties and state licenses
- Dermatology, WashingtonPrimary
Dermatologists near Dr. Nguyen
Counts of dermatologists 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. Tien Viet Nguyen billed Medicare for 1,048 services in 2022
CMS data shows 1,048 Medicare services from Dr. Nguyen across 10 procedure codes in 2022. Medicare paid $60,558 for them. Every service was in an office.
Dr. Nguyen's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Surgery
- 2021: 3602022: 63376%
- Office and hospital visits
- 2021: 3592022: 41516%
Dr. Nguyen compared with the California median for dermatologists, 2022
- Dr. Nguyen
- California median
- Medicare services
- 1,048vs 1,75040% below
- Part D claims
- 68vs 36781% below
Medians across 1,831 dermatologists in California with Dmand AI profiles that report each measure.
Dr. Nguyen's most billed Medicare procedure codes, 2022
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Nguyen and other dermatologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Tien Viet Nguyen's patients have a median age of 65
Across all payers, Dmand AI patient panel data puts Dr. Nguyen's median patient age at 65, with 46% 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 65
Patient panel by sex, all payers
- Women46%
- Men52%
Source: Dmand AI Patient Panel Data
Dr. Tien Viet Nguyen wrote 138 Medicare Part D claims in 2024
In 2024, Dr. Nguyen wrote 138 Medicare Part D claims for 82 patients. 87% of them were for generic drugs. CMS names the drug for 68 of them, across 2 drugs with 11 or more claims each, at $1,635 in total drug cost. In 2023, CMS named 786 claims across 21 drugs.
Dr. Nguyen's Part D claims by kind of drug, 2024
- Generic120 claims87%
- Brand-name and other18 claims13%
Dr. Nguyen'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 7862024: 6891%
Drugs named by CMS: 2 in 2024, 21 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. Tien Viet Nguyen received $37,537 in industry payments from 2016 to 2023
CMS Open Payments shows 297 general payments to Dr. Nguyen from 24 drug and device companies from 2016 to 2023. Speaker and faculty fees make up the largest share, 55% of the total. Pfizer Inc. paid the most, $22,922. It also lists 1 research payment totaling $60 in 2018.
General payments to Dr. Nguyen by program year, 2016 to 2023
General payments to Dr. Nguyen by kind, 2016 to 2023
- Speaker and faculty fees$20,52555%
- Consulting fees$7,12019%
- Food and beverage$6,88018%
- Travel and lodging$3,0128%
Companies that paid Dr. Nguyen the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Tien Viet 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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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. Tien Viet 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. Tien Viet Nguyen's NPI number?
Dr. Tien Viet Nguyen's NPI number is 1841626546. It was assigned on September 25, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Tien Viet Nguyen?
Dr. Tien Viet Nguyen is a dermatologist in Los Angeles, California. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).
Where does Dr. Tien Viet Nguyen practice?
Dr. Nguyen practices at 6041 Cadillac Ave, Los Angeles, CA 90034. Dr. Nguyen's primary practice is West Los Angeles Medical Center in Los Angeles, California, part of Kaiser Permanente. Dmand AI also links Dr. Nguyen to 2 medical groups, 1 dialysis center and 1 group practice or clinic.
What is Dr. Tien Viet Nguyen's office phone number?
The practice phone on file for Dr. Nguyen is (213) 857-2201.
What is Dr. Tien Viet Nguyen's medical license number?
Dr. Nguyen holds Washington license MD60829829.
Which hospitals is Dr. Tien Viet Nguyen affiliated with?
Dr. Nguyen practices at West Los Angeles Medical Center in Los Angeles, California.
What medical group is Dr. Tien Viet Nguyen part of?
Dr. Nguyen is linked to Southern California Permanente Medical Group. Dmand AI links Dr. Nguyen to 2 more medical groups.
Does Dr. Tien Viet Nguyen accept Medicare?
Yes. CMS data shows Dr. Nguyen billed Medicare for 1,048 services in 2022.
What services does Dr. Tien Viet Nguyen bill to Medicare?
In 2022, Dr. Nguyen's most billed Medicare services were surgery: skin and soft tissue (17003), office visit, established patient (99213) and surgery: skin and soft tissue (17000).
What drugs does Dr. Tien Viet Nguyen prescribe most?
In 2024 Medicare Part D data, Dr. Nguyen's most prescribed drugs by claims were Clobetasol Propionate and Ketoconazole.
Has Dr. Tien Viet Nguyen received payments from drug or device companies?
CMS Open Payments shows $37,537 in general payments to Dr. Nguyen from 24 companies from 2016 to 2023. The largest total came from Pfizer Inc.
How long has Dr. Tien Viet Nguyen been practicing?
Dr. Nguyen graduated from medical school in 2013, 13 years ago.
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