Dr. Hien Huynh, MD
- Medicare services, 2024
- 911
- Medicare patients, 2024
- 279
- Hospital affiliations
- 1
- Industry payments
- $405
- Medical groups
- 8
- Practice address
- 1300 N Vermont Ave, Los Angeles, CA 90027
- Practice phone
- Call (213) 413-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Huynh'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. Hien Huynh is a pathologist in Los Angeles, California
Dr. Huynh practices at CHA Hollywood Presbyterian Medical Center in Los Angeles, California, part of CHA Health Systems.
Dr. Huynh's NPI, 1881928620, was assigned on September 27, 2009. Dr. Huynh graduated from Toledo Medical College in 2009. Dr. Huynh holds California license 116954.
- NPI
- 1881928620NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1850513722
- NPI enumeration date
- September 27, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (213) 413-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Hien Huynh practices at CHA Hollywood Presbyterian Medical Center in Los Angeles, California
Dr. Huynh's primary practice is CHA Hollywood Presbyterian Medical Center, at 1300 N Vermont Ave, Los Angeles, CA 90027 in Los Angeles County. The practice phone is (213) 413-3000.
- CHA Hollywood Presbyterian Medical Center1300 N Vermont Ave, Los Angeles, CA 90027 · Los Angeles CountyPhone(213) 413-3000
Source: Dmand AI Affiliation Data
Dr. Hien Huynh is affiliated with 9 sites of care and 8 medical groups
Dr. Huynh's primary practice is CHA Hollywood Presbyterian Medical Center in Los Angeles, California, part of CHA Health Systems. The medical group on file is St. Vincent Pathology Medical Group. Dmand AI also links Dr. Huynh to 7 more group practices and clinics, 7 medical groups and 1 breast imaging center, 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. Hien Huynh's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Huynh practices, 9 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| CHA Hollywood Presbyterian Medical Center | Available with a free account |
| +8 more sites and 7 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Hien Huynh is one of 1,354 pathologists in California
Anatomic pathology and clinical pathology is Dr. Huynh's primary specialty in the NPI Registry, under taxonomy code 207ZP0102X. Dr. Huynh is licensed in California.
Specialties and state licenses
- Anatomic pathology and clinical pathology, CaliforniaPrimary
Pathologists near Dr. Huynh
Counts of pathologists 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. Hien Huynh billed Medicare for 911 services in 2024
CMS data shows 911 Medicare services from Dr. Huynh across 12 procedure codes in 2024, for 279 Medicare patients. Medicare paid $23,005 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Huynh's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 9912024: 9118%
Dr. Huynh compared with the California median for pathologists, 2024
- Dr. Huynh
- California median
- Medicare services
- 911vs 1,15321% below
- Medicare patients
- 279vs 44738% below
Medians across 1,094 pathologists in California with Dmand AI profiles that report each measure.
Dr. Huynh's most billed Medicare procedure codes, 2024
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. Huynh and other pathologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Hien Huynh treated 279 Medicare patients in 2024, average age 75
CMS counts 279 Medicare patients who saw Dr. Huynh in 2024. The largest group is 65 to 74, with 107 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 85% are also on Medicaid. Their average risk score is 2.61, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Huynh's median patient age at 55, with 66% women.
Dr. Huynh's Medicare patients by age, 2024
Dr. Huynh's Medicare patients by sex, 2024
- Women16860%
- Men11140%
Chronic conditions among Dr. Huynh's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis63%
- Diabetes62%
- Chronic kidney disease49%
- Ischemic heart disease44%
- Heart failure41%
- Mood disorders41%
Share of Medicare patients with each condition. A patient can have several.
Dr. Huynh'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
- Women66%
- Men34%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Hien Huynh takes part in Medicare
Dr. Huynh accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Hien Huynh received $405 in industry payments from 2021 to 2025
CMS Open Payments shows 6 general payments to Dr. Huynh from 5 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 100% of the total. Incyte Corporation paid the most, $125.
General payments to Dr. Huynh by program year, 2021 to 2025
Companies that paid Dr. Huynh the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Hien Huynh graduated from Toledo Medical College
Dr. Huynh graduated from Toledo Medical College in 2009.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Hien Huynh'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 DataMedicare Physician & Other Practitioners - 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 |
| 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. Hien Huynh
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. Hien Huynh's NPI number?
Dr. Hien Huynh's NPI number is 1881928620. It was assigned on September 27, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Hien Huynh?
Dr. Hien Huynh is a pathologist in Los Angeles, California. The primary specialty in the NPI Registry is Anatomic Pathology & Clinical Pathology Physician (taxonomy code 207ZP0102X).
Where does Dr. Hien Huynh practice?
Dr. Huynh practices at 1300 N Vermont Ave, Los Angeles, CA 90027. Dr. Huynh's primary practice is CHA Hollywood Presbyterian Medical Center in Los Angeles, California, part of CHA Health Systems. Dmand AI also links Dr. Huynh to 7 group practices and clinics, 7 medical groups and 1 breast imaging center.
What is Dr. Hien Huynh's office phone number?
The practice phone on file for Dr. Huynh is (213) 413-3000.
What is Dr. Hien Huynh's medical license number?
Dr. Huynh holds California license 116954.
Which hospitals is Dr. Hien Huynh affiliated with?
Dr. Huynh practices at CHA Hollywood Presbyterian Medical Center in Los Angeles, California.
What medical group is Dr. Hien Huynh part of?
Dr. Huynh is linked to St. Vincent Pathology Medical Group. Dmand AI links Dr. Huynh to 7 more medical groups.
Does Dr. Hien Huynh accept Medicare?
Yes. CMS data shows Dr. Huynh billed Medicare for 911 services in 2024, and Dr. Huynh accepts Medicare assignment.
How many Medicare patients does Dr. Hien Huynh see?
CMS counts 279 Medicare patients who saw Dr. Huynh in 2024, with an average age of 75.
What services does Dr. Hien Huynh bill to Medicare?
In 2024, Dr. Huynh's most billed Medicare services were lab and pathology test (88305), lab and pathology test (88341) and lab and pathology test (88312).
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Where did Dr. Hien Huynh go to medical school?
Dr. Huynh graduated from Toledo Medical College in 2009.
Has Dr. Hien Huynh received payments from drug or device companies?
CMS Open Payments shows $405 in general payments to Dr. Huynh from 5 companies from 2021 to 2025. The largest total came from Incyte Corporation.
How long has Dr. Hien Huynh been practicing?
Dr. Huynh graduated from medical school in 2009, 17 years ago.
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