Dr. Alex Ansun Huang, MD

  • San Diego, CA
  • Ophthalmologist
NPI1821246141PAC ID8224293964
Medicare services, 2024
1,280
Medicare patients, 2024
233
Part D claims, 2024
787
Publications
25
MIPS score, 2024
91
Practice address
200 W Arbor Dr, San Diego, CA 92103
Practice phone
Call (619) 543-6222
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

UCSD Hillcrest Medical Center

San Diego, California

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Dr. Alex Ansun Huang is an ophthalmologist in San Diego, California

Dr. Huang practices at UCSD Hillcrest Medical Center in San Diego, California.

Dr. Huang's NPI, 1821246141, was assigned on August 28, 2008. Dr. Huang graduated from The Johns Hopkins University School of Medicine in 2008. Dr. Huang's California license number on file is A111999.

NPI and contact details
Medicare PAC ID
8224293964
NPI enumeration date
August 28, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(619) 543-6222
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
44
Medical school graduation
2008

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Alex Ansun Huang practices at UCSD Hillcrest Medical Center in San Diego, California

Dr. Huang's primary practice is UCSD Hillcrest Medical Center, at 200 W Arbor Dr, San Diego, CA 92103 in San Diego County. The practice phone is (619) 543-6222.

  • UCSD Hillcrest Medical Center
    200 W Arbor Dr, San Diego, CA 92103 · San Diego CountyPhone(619) 543-6222

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Alex Ansun Huang is affiliated with 2 sites of care and 1 medical group

Dr. Huang's primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dr. Huang is also affiliated with Hillcrest Medical Center. The medical group on file is UC San Diego Health.

See all 3 affiliations for Dr. Huang

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Alex Ansun Huang's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Huang practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UCSD Hillcrest Medical CenterAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Alex Ansun Huang is one of 2,621 ophthalmologists in California

Ophthalmology is Dr. Huang's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Huang is board certified in ophthalmology by the American Board of Ophthalmology. Dr. Huang has a license on file in California.

Specialties and state licenses

  • Ophthalmology, CaliforniaPrimaryLicense A111999 · 2010 to 2025 · taxonomy 207W00000X

Clinical focus

Dmand AI lists cataract, cataract surgery with lens implant, glaucoma, glaucoma surgery, secondary membranaous cataract surgery, vision problems, visual impairment and blindness and vitreous eye degeneration among the conditions Dr. Huang treats.

Ophthalmologists near Dr. Huang

Counts of ophthalmologists 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. Alex Ansun Huang billed Medicare for 1,280 services in 2024

CMS data shows 1,280 Medicare services from Dr. Huang across 16 procedure codes in 2024, for 233 Medicare patients. Medicare paid $89,291 for them.

Medicare services, 20241,280
Medicare patients233
Paid by Medicare$89,291
Procedure codes16

Dr. Huang's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Tests and treatments
2023: 8092024: 8627%
Office and hospital visits
2023: 2362024: 27517%
Imaging
2023: 1552024: 9241%
Surgery
2023: 522024: 512%

Where Dr. Huang's Medicare services took place, 2024

  • In an office1,22996%
  • In a facility514%

Dr. Huang compared with the California median for ophthalmologists, 2024

  • Dr. Huang
  • California median
Medicare services
1,280vs 1,07919% above
Medicare patients
233vs 42145% below
Part D claims
714vs 61816% above

Medians across 2,568 ophthalmologists in California with Dmand AI profiles that report each measure.

Dr. Huang'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.

See all procedures by Dr. Huang

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Huang and other ophthalmologists in California.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Alex Ansun Huang treated 233 Medicare patients in 2024, average age 75

CMS counts 233 Medicare patients who saw Dr. Huang in 2024. The largest group is 65 to 74, with 114 patients. 75% of them have high cholesterol, and 67% have high blood pressure. 17% are also on Medicaid. Their average risk score is 1.18, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Huang's median patient age at 70, with 56% women.

Medicare patients, 2024233
Average age75
Average risk score1.18
Also on Medicaid17%

Dr. Huang's Medicare patients by age, 2024

Dr. Huang's Medicare patients by sex, 2024

  • Women13960%
  • Men9440%

Chronic conditions among Dr. Huang's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure67%
  3. Arthritis43%
  4. Diabetes28%
  5. Osteoporosis26%
  6. Mood disorders25%
  7. Anxiety24%
  8. Depression23%

Share of Medicare patients with each condition. A patient can have several.

Dr. Huang's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 70

Patient panel by sex, all payers

  • Women56%
  • Men42%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Alex Ansun Huang wrote 787 Medicare Part D claims in 2024

In 2024, Dr. Huang wrote 787 Medicare Part D claims for 158 patients. 59% of them were for generic drugs. CMS names the drug for 714 of them, across 9 drugs with 11 or more claims each, at $15,095 in total drug cost. In 2023, CMS named 411 claims across 9 drugs.

Part D claims, 2024787
Drugs named by CMS9
Total drug cost$15,095
Part D patients158

Dr. Huang's Part D claims by kind of drug, 2024

  • Generic463 claims59%
  • Brand-name324 claims41%

Dr. Huang'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: 4112024: 71474%

Drugs named by CMS: 9 in 2024, 9 in 2023.

See all prescribing by Dr. Huang

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

Dr. Alex Ansun Huang scored 91 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 out of 100 for Dr. Huang for performance year 2024, reported as part of a group. Dr. Huang accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 75 procedures of cataract surgery by Dr. Huang, more than 70% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Huang's MIPS scores, performance year 2024

  • 91of 100Final score
  • 84.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 74of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Huang ranks in Medicare procedure volume

Cataract surgery
70th percentile75 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Alex Ansun Huang has 25 publications on record

Dmand AI links 25 papers to Dr. Huang, published from 2016 to 2020. 2017 was the busiest year, with 9. The most frequent topics are Aqueous Humor, Intraocular Pressure and Tomography, Optical Coherence. Dr. Huang has published most often in Exp Eye Res. Dr. Huang's most frequent co-authors are Brian A. Francis, MD, Robert N. Weinreb, MD and Vikas Chopra, MD.

Papers25
Years published2016 to 2020

Dr. Huang's papers by year, 2016 to 2020

Topics Dr. Huang writes about most

  • Aqueous Humor
  • Intraocular Pressure
  • Tomography, Optical Coherence
  • Trabecular Meshwork
  • Fluorescein Angiography
  • Glaucoma
  • Coloring Agents
  • Eye

Dr. Huang's most frequent co-authors

Recent publications by Dr. Huang

See all 25 publications and co-authors

See who Dr. Huang researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Huang works with, so you can find a warm path to the right ophthalmologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Alex Ansun Huang received $83,682 in industry payments from 2016 to 2025

CMS Open Payments shows 192 general payments to Dr. Huang from 18 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 62% of the total. Topcon Medical Systems, Inc. paid the most, $39,625.

General payments to Dr. Huang by program year, 2016 to 2025

General payments to Dr. Huang by kind, 2016 to 2025

$83.7Kin total
  • Consulting fees$51,63962%
  • Food and beverage$9,18811%
  • Honoraria$8,50010%
  • Speaker and faculty fees$5,8507%
  • Other$7,96010%

Companies that paid Dr. Huang the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Huang

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Alex Ansun Huang graduated from The Johns Hopkins University School of Medicine

Dr. Huang graduated from The Johns Hopkins University School of Medicine in 2008.

  1. Medical schoolThe Johns Hopkins University School of Medicine
  2. Board certified in ophthalmologyAmerican Board of Ophthalmology

Source: Dmand AI Professional Profile Data

Dr. Alex Ansun Huang accepts plans from 15 insurance carriers

Dr. Huang is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

Plan types Dr. Huang accepts, by number of carriers

  1. PPO10
  2. Medicare9
  3. HMO8
  4. EPO4
  5. POS3
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Alex Ansun Huang's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Alex Ansun Huang

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. Alex Ansun Huang's NPI number?

Dr. Alex Ansun Huang's NPI number is 1821246141. It was assigned on August 28, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Alex Ansun Huang?

Dr. Alex Ansun Huang is an ophthalmologist in San Diego, California. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).

Where does Dr. Alex Ansun Huang practice?

Dr. Huang practices at 200 W Arbor Dr, San Diego, CA 92103. Dr. Huang's primary practice is UCSD Hillcrest Medical Center in San Diego, California.

What is Dr. Alex Ansun Huang's office phone number?

The practice phone on file for Dr. Huang is (619) 543-6222.

What is Dr. Alex Ansun Huang's medical license number?

Dr. Huang's California license number on file is A111999.

Which hospitals is Dr. Alex Ansun Huang affiliated with?

Dr. Huang is affiliated with Hillcrest Medical Center.

What medical group is Dr. Alex Ansun Huang part of?

Dr. Huang is linked to UC San Diego Health.

Does Dr. Alex Ansun Huang accept Medicare?

Yes. CMS data shows Dr. Huang billed Medicare for 1,280 services in 2024, and Dr. Huang accepts Medicare assignment.

What is Dr. Alex Ansun Huang's MIPS score?

Dr. Huang's MIPS final score for performance year 2024 is 91 out of 100, reported as part of a group.

How many Medicare patients does Dr. Alex Ansun Huang see?

CMS counts 233 Medicare patients who saw Dr. Huang in 2024, with an average age of 75.

Show 9 more questionsShow fewer questions

Is Dr. Alex Ansun Huang board certified?

Yes. Dr. Huang is board certified in ophthalmology by the American Board of Ophthalmology.

What services does Dr. Alex Ansun Huang bill to Medicare?

In 2024, Dr. Huang's most billed Medicare services were office visit, established patient (99214), eye exam or test (92202) and eye exam or test (92083).

Where did Dr. Alex Ansun Huang go to medical school?

Dr. Huang graduated from The Johns Hopkins University School of Medicine in 2008.

What drugs does Dr. Alex Ansun Huang prescribe most?

In 2024 Medicare Part D data, Dr. Huang's most prescribed drugs by claims were Latanoprost, Dorzolamide-Timolol and Brimonidine Tartrate.

Has Dr. Alex Ansun Huang received payments from drug or device companies?

CMS Open Payments shows $83,682 in general payments to Dr. Huang from 18 companies from 2016 to 2025. The largest total came from Topcon Medical Systems, Inc.

How long has Dr. Alex Ansun Huang been practicing?

Dr. Huang graduated from medical school in 2008, 18 years ago.

Does Dr. Alex Ansun Huang do research?

Dmand AI links 25 publications to Dr. Huang, published from 2016 to 2020.

Who does Dr. Alex Ansun Huang publish with?

Dr. Huang's most frequent co-authors are Brian A. Francis, MD (9 shared papers), Robert N. Weinreb, MD (9 shared papers) and Vikas Chopra, MD (6 shared papers).

What insurance does Dr. Alex Ansun Huang accept?

Dr. Huang is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.

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