Dr. Hang Thanh Dang, DO
- Medicare services, 2024
- 469
- Medicare patients, 2024
- 256
- Part D claims, 2024
- 20
- Hospital affiliations
- 2
- Industry payments
- $8,195
- Practice address
- 1100 West Stewart Dr, Orange, CA 92868
- Practice phone
- Call (714) 633-9111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Dang's professional email, personal email and mobile number
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Dr. Hang Thanh Dang is a general surgeon in Orange, California
Dr. Dang practices at Providence St. Joseph Hospital Orange in Orange, California, part of Providence Health & Services.
Dr. Dang's NPI, 1467632661, was assigned on November 6, 2007. Dr. Dang graduated from Rowan-Virtua School of Osteopathic Medicine - Stratford in 2005. Dr. Dang holds California license 20A13277.
- NPI
- 1467632661NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527218403
- NPI enumeration date
- November 6, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (714) 633-9111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Hang Thanh Dang practices at Providence St. Joseph Hospital Orange in Orange, California
Dr. Dang's primary practice is Providence St. Joseph Hospital Orange, at 1100 West Stewart Dr, Orange, CA 92868 in Orange County. The practice phone is (714) 633-9111.
- Providence St. Joseph Hospital Orange1100 West Stewart Dr, Orange, CA 92868 · Orange CountyPhone(714) 633-9111
Source: Dmand AI Affiliation Data
Dr. Hang Thanh Dang is affiliated with 4 sites of care and 1 medical group
Dr. Dang's primary practice is Providence St. Joseph Hospital Orange in Orange, California, part of Providence Health & Services. Dr. Dang is also affiliated with Hoag Hospital Newport Beach. The medical group on file is Cancer and Blood Care Specialists. Dmand AI also links Dr. Dang to 1 more physician office 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. Hang Thanh Dang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dang practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Providence St. Joseph Hospital Orange | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Hang Thanh Dang is one of 2,926 general surgeons in California
Surgery is Dr. Dang's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Dang is board certified in surgery by the AOA Board of Surgery. Dmand AI has Dr. Dang's licenses on file in 4 states: California, New York, Pennsylvania and New Jersey.
Specialties and state licenses
- Surgery, CaliforniaPrimary
- New York license
- Pennsylvania license
- New Jersey license
Clinical focus
Dmand AI lists breast reconstruction, cancerous skin growth removal and mastectomy among the conditions Dr. Dang treats.
General surgeons near Dr. Dang
Counts of general surgeons 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. Hang Thanh Dang billed Medicare for 469 services in 2024
CMS data shows 469 Medicare services from Dr. Dang across 9 procedure codes in 2024, for 256 Medicare patients. Medicare paid $55,246 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Dang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2552024: 41864%
- Surgery
- 2023: 382024: 5134%
Dr. Dang compared with the California median for general surgeons, 2024
- Dr. Dang
- California median
- Medicare services
- 469vs 1662.8 times
- Medicare patients
- 256vs 1212.1 times
- Part D claims
- 12vs 3465% below
Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.
Dr. Dang'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Hang Thanh Dang treated 256 Medicare patients in 2024, average age 74
CMS counts 256 Medicare patients who saw Dr. Dang in 2024. The largest group is 65 to 74, with 134 patients. 75% of them have cancer, and 74% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.14, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Dang's median patient age at 66, with 99% women.
Dr. Dang's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Dang's Medicare patients, 2024
- Cancer75%
- High cholesterol74%
- High blood pressure64%
- Arthritis48%
- Osteoporosis35%
- Mood disorders21%
- Depression20%
- Diabetes20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Dang'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
- Women99%
- Men0%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Hang Thanh Dang wrote 20 Medicare Part D claims in 2024
In 2024, Dr. Dang wrote 20 Medicare Part D claims for 15 patients. 100% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $95 in total drug cost.
Dr. Dang's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
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. Hang Thanh Dang ranks in the 89th percentile for mastectomy in Medicare
Dr. Dang accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 34 procedures of mastectomy by Dr. Dang, more than 89% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Dang ranks in Medicare procedure volume
- Mastectomy
- 89th percentile34 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Hang Thanh Dang received $8,195 in industry payments from 2016 to 2025
CMS Open Payments shows 73 general payments to Dr. Dang from 31 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 56% of the total. Novadaq Technologies Inc. paid the most, $2,671.
General payments to Dr. Dang by program year, 2016 to 2025
General payments to Dr. Dang by kind, 2016 to 2025
- Food and beverage$4,60956%
- Travel and lodging$3,56644%
- Entertainment$200%
Companies that paid Dr. Dang the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Hang Thanh Dang has 1 award and honors on record
Dmand AI lists 1 award for Dr. Dang, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Dr. Dang
- 2013
- CMS Stage 1 EHR
Source: Dmand AI Professional Profile Data
Dr. Hang Thanh Dang graduated from Rowan-Virtua School of Osteopathic Medicine - Stratford
Dr. Dang graduated from Rowan-Virtua School of Osteopathic Medicine - Stratford in 2005. Dr. Dang is a member of AOA.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Hang Thanh Dang accepts plans from 8 insurance carriers
Dr. Dang is in network with 8 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
- Regence Health Plans
- United Healthcare
- CMS Medicare
Plan types Dr. Dang accepts, by number of carriers
- Medicare8
- PPO7
- HMO3
- POS3
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Hang Thanh Dang'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) |
| 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Hang Thanh Dang
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. Hang Thanh Dang's NPI number?
Dr. Hang Thanh Dang's NPI number is 1467632661. It was assigned on November 6, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Hang Thanh Dang?
Dr. Hang Thanh Dang is a general surgeon in Orange, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Hang Thanh Dang practice?
Dr. Dang practices at 1100 West Stewart Dr, Orange, CA 92868. Dr. Dang's primary practice is Providence St. Joseph Hospital Orange in Orange, California, part of Providence Health & Services. Dmand AI also links Dr. Dang to 1 physician office and 1 group practice or clinic.
What is Dr. Hang Thanh Dang's office phone number?
The practice phone on file for Dr. Dang is (714) 633-9111.
What is Dr. Hang Thanh Dang's medical license number?
Dr. Dang holds California license 20A13277, one of the licenses on file in 4 states.
Which states has Dr. Hang Thanh Dang been licensed in?
Dmand AI has state licenses on file for Dr. Dang in California (2014 to 2026), New York (2011 to 2017), Pennsylvania (2010 to 2016) and New Jersey (2006 to 2010).
Which hospitals is Dr. Hang Thanh Dang affiliated with?
Dr. Dang practices at Providence St. Joseph Hospital Orange in Orange, California. Dr. Dang is also affiliated with Hoag Hospital Newport Beach.
What medical group is Dr. Hang Thanh Dang part of?
Dr. Dang is linked to Cancer and Blood Care Specialists.
Does Dr. Hang Thanh Dang accept Medicare?
Yes. CMS data shows Dr. Dang billed Medicare for 469 services in 2024, and Dr. Dang accepts Medicare assignment.
How many Medicare patients does Dr. Hang Thanh Dang see?
CMS counts 256 Medicare patients who saw Dr. Dang in 2024, with an average age of 74.
Show 7 more questionsShow fewer questions
Is Dr. Hang Thanh Dang board certified?
Yes. Dr. Dang is board certified in surgery by the AOA Board of Surgery.
What services does Dr. Hang Thanh Dang bill to Medicare?
In 2024, Dr. Dang's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99205) and office visit, established patient (99215).
Where did Dr. Hang Thanh Dang go to medical school?
Dr. Dang graduated from Rowan-Virtua School of Osteopathic Medicine - Stratford in 2005.
What drugs does Dr. Hang Thanh Dang prescribe most?
In 2022 Medicare Part D data, Dr. Dang's most prescribed drugs by claims were Ondansetron ODT.
Has Dr. Hang Thanh Dang received payments from drug or device companies?
CMS Open Payments shows $8,195 in general payments to Dr. Dang from 31 companies from 2016 to 2025. The largest total came from Novadaq Technologies Inc.
How long has Dr. Hang Thanh Dang been practicing?
Dr. Dang graduated from medical school in 2005, 21 years ago.
What insurance does Dr. Hang Thanh Dang accept?
Dr. Dang is in network with 8 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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