Dr. Chuang Ti Hung, MD

  • Upland, CA
  • Gastroenterologist
NPI1619049749PAC ID2062673155
Medicare services, 2024
1,453
Medicare patients, 2024
512
Part D claims, 2024
2,977
MIPS score, 2024
75
Hospital affiliations
1
Practice address
629 N 13th Ave, Upland, CA 91786
Practice phone
Call (909) 985-2709
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

CT Hung MD Inc.

Upland, California

See all 4 affiliations

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Dr. Chuang Ti Hung is a gastroenterologist in Upland, California

Dr. Hung practices at CT Hung MD Inc. in Upland, California.

Dr. Hung's NPI, 1619049749, was assigned on November 14, 2006. Dr. Hung graduated from Loma Linda University School Of Medicine in 1984. Dr. Hung holds California license A363360.

NPI and contact details
Medicare PAC ID
2062673155
NPI enumeration date
November 14, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(909) 985-2709
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
68
Medical school graduation
1984

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

Dr. Chuang Ti Hung practices at CT Hung MD Inc. in Upland, California

Dr. Hung's primary practice is CT Hung MD Inc., at 629 N 13th Ave, Upland, CA 91786 in San Bernardino County. The practice phone is (909) 985-2709.

  • CT Hung MD Inc.
    629 N 13th Ave, Upland, CA 91786 · San Bernardino CountyPhone(909) 985-2709

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

Dr. Chuang Ti Hung is affiliated with 3 sites of care and 1 medical group

Dr. Hung's primary practice is CT Hung MD Inc. in Upland, California. Dr. Hung is also affiliated with San Antonio Regional Hospital. The medical group on file is C.T. Hung, M.D., Inc. Dmand AI also links Dr. Hung to 1 more group practice or clinic, named with a free account.

See all 4 affiliations for Dr. Hung

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

Dmand AI tracks the EHR system at Dr. Chuang Ti Hung's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hung practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
CT Hung MD Inc.Available with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Chuang Ti Hung is one of 1,977 gastroenterologists in California

Gastroenterology is Dr. Hung's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Hung is board certified in gastroenterology by the American Board of Internal Medicine. Dmand AI has Dr. Hung's licenses on file in 2 states: California and Pennsylvania.

Specialties and state licenses

  • Gastroenterology, CaliforniaPrimaryLicense A363360 · 1981 to 2026 · taxonomy 207RG0100X
  • Pennsylvania license1979 to 1982

Clinical focus

Dmand AI lists acid reflux, acute gallbladder or bile duct inflammation, acute gastroduodenitis, chronic inflammatory bowel disease (IBD), cirrhosis of the liver, colonoscopy, fatty liver and gastroduodenitis among the conditions Dr. Hung treats.

Gastroenterologists near Dr. Hung

Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.

1,977gastroenterologists in California
7gastroenterologists in Upland

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Chuang Ti Hung billed Medicare for 1,453 services in 2024

CMS data shows 1,453 Medicare services from Dr. Hung across 14 procedure codes in 2024, for 512 Medicare patients. Medicare paid $121,156 for them.

Medicare services, 20241,453
Medicare patients512
Paid by Medicare$121,156
Procedure codes14

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

  • 2023
  • 2024
Office and hospital visits
2023: 8412024: 9058%
Surgery
2023: 3052024: 2905%
Other services
2023: 2542024: 2582%

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

  • In an office95466%
  • In a facility49934%

Dr. Hung compared with the California median for gastroenterologists, 2024

  • Dr. Hung
  • California median
Medicare services
1,453vs 5862.5 times
Medicare patients
512vs 30270% above
Part D claims
2,745vs 3807.2 times

Medians across 1,875 gastroenterologists in California with Dmand AI profiles that report each measure.

Dr. Hung'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. Hung

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

Dr. Chuang Ti Hung treated 512 Medicare patients in 2024, average age 73

CMS counts 512 Medicare patients who saw Dr. Hung in 2024. The largest group is 65 to 74, with 255 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 17% are also on Medicaid. Their average risk score is 1.19, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Hung's median patient age at 66, with 54% women.

Medicare patients, 2024512
Average age73
Average risk score1.19
Also on Medicaid17%

Dr. Hung's Medicare patients by age, 2024

Dr. Hung's Medicare patients by sex, 2024

  • Women30159%
  • Men21141%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis47%
  4. Diabetes38%
  5. Ischemic heart disease30%
  6. Chronic kidney disease28%
  7. Anxiety21%
  8. Mood disorders19%

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

Dr. Hung's patients across all payers

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

Patient panel by age, all payers

Median age 66

Patient panel by sex, all payers

  • Women54%
  • Men45%

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

Dr. Chuang Ti Hung wrote 2,977 Medicare Part D claims in 2024

In 2024, Dr. Hung wrote 2,977 Medicare Part D claims for 938 patients. 92% of them were for generic drugs. CMS names the drug for 2,745 of them, across 30 drugs with 11 or more claims each, at $348,308 in total drug cost. In 2023, CMS named 2,785 claims across 35 drugs.

Part D claims, 20242,977
Drugs named by CMS30
Total drug cost$348,308
Part D patients938

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

  • Generic2,725 claims92%
  • Brand-name252 claims8%

Dr. Hung'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.

Drug classes CMS tracks in Dr. Hung's Part D claims, 2024

  • Antibiotics1%36 of 2,977 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 2,7852024: 2,7451%

Drugs named by CMS: 30 in 2024, 35 in 2023.

See all prescribing by Dr. Hung

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. Chuang Ti Hung scored 75 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Hung for performance year 2024, reported individually. Dr. Hung accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 188 procedures of colonoscopy by Dr. Hung, more than 93% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
MIPS final score, 2024
75 of 100

Where Dr. Hung ranks in Medicare procedure volume

Colonoscopy
93rd percentile188 procedures
Upper gastrointestinal (GI) endoscopy for acid reflux
69th percentile70 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)

For MedTech and pharma teams

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Dr. Chuang Ti Hung received $5,814 in industry payments from 2016 to 2025

CMS Open Payments shows 306 general payments to Dr. Hung from 24 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Bausch Health Americas, Inc. paid the most, $1,633.

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

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

$5.8Kin total
  • Food and beverage$5,76499%
  • Education$501%

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

Share is of all general payments to this clinician.

See all payments to Dr. Hung

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

Dr. Chuang Ti Hung graduated from Loma Linda University School Of Medicine

Dr. Hung graduated from Loma Linda University School Of Medicine in 1984.

  1. Medical schoolLoma Linda University School Of Medicine
  2. Board certified in gastroenterologyAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Chuang Ti Hung accepts plans from 9 insurance carriers

Dr. Hung is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Molina
  • Regence Health Plans
  • CMS Medicare
  • +1 more carriersWith a free account

Plan types Dr. Hung accepts, by number of carriers

  1. Medicare8
  2. PPO6
  3. HMO5
  4. POS2
  5. EPO1

Source: Dmand AI Insurance Network Data

Sources for Dr. Chuang Ti Hung'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 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)
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. Chuang Ti Hung

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. Chuang Ti Hung's NPI number?

Dr. Chuang Ti Hung's NPI number is 1619049749. It was assigned on November 14, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Chuang Ti Hung?

Dr. Chuang Ti Hung is a gastroenterologist in Upland, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Chuang Ti Hung practice?

Dr. Hung practices at 629 N 13th Ave, Upland, CA 91786. Dr. Hung's primary practice is CT Hung MD Inc. in Upland, California. Dmand AI also links Dr. Hung to 1 group practice or clinic.

What is Dr. Chuang Ti Hung's office phone number?

The practice phone on file for Dr. Hung is (909) 985-2709.

What is Dr. Chuang Ti Hung's medical license number?

Dr. Hung holds California license A363360, one of the licenses on file in 2 states.

Which states has Dr. Chuang Ti Hung been licensed in?

Dmand AI has state licenses on file for Dr. Hung in California (1981 to 2026) and Pennsylvania (1979 to 1982).

Which hospitals is Dr. Chuang Ti Hung affiliated with?

Dr. Hung is affiliated with San Antonio Regional Hospital.

What medical group is Dr. Chuang Ti Hung part of?

Dr. Hung is linked to C.T. Hung, M.D., Inc.

Does Dr. Chuang Ti Hung accept Medicare?

Yes. CMS data shows Dr. Hung billed Medicare for 1,453 services in 2024, and Dr. Hung accepts Medicare assignment.

What is Dr. Chuang Ti Hung's MIPS score?

Dr. Hung's MIPS final score for performance year 2024 is 75 out of 100, reported individually.

Show 8 more questionsShow fewer questions

How many Medicare patients does Dr. Chuang Ti Hung see?

CMS counts 512 Medicare patients who saw Dr. Hung in 2024, with an average age of 73.

Is Dr. Chuang Ti Hung board certified?

Yes. Dr. Hung is board certified in gastroenterology by the American Board of Internal Medicine.

What services does Dr. Chuang Ti Hung bill to Medicare?

In 2024, Dr. Hung's most billed Medicare services were office visit, established patient (99213), medicare service (G0500) and office visit, new patient (99203).

Where did Dr. Chuang Ti Hung go to medical school?

Dr. Hung graduated from Loma Linda University School Of Medicine in 1984.

What drugs does Dr. Chuang Ti Hung prescribe most?

In 2024 Medicare Part D data, Dr. Hung's most prescribed drugs by claims were Omeprazole, Famotidine and Sod Sulf-Potass Sulf-Mag Sulf.

Has Dr. Chuang Ti Hung received payments from drug or device companies?

CMS Open Payments shows $5,814 in general payments to Dr. Hung from 24 companies from 2016 to 2025. The largest total came from Bausch Health Americas, Inc.

How long has Dr. Chuang Ti Hung been practicing?

Dr. Hung graduated from medical school in 1984, 42 years ago.

What insurance does Dr. Chuang Ti Hung accept?

Dr. Hung is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

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