Henry Thien-Hoa Quach, MD
Dermatology Physician · Garden Grove, CA
Henry Thien-Hoa Quach, MD is a dermatology physician with a practice address in Garden Grove, California, and NPI 1265061667, issued on Apr 7, 2020. Check the license (California A195718, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Henry Thien-Hoa Quach
- Credential
- MD
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- A195718 CA
Self-reported in NPPES; status is on the state search - Practice location
- 12100 Euclid St FL 2, Garden Grove, CA 92840
- Phone
- (833) 574-2273
- Enumerated
- Apr 7, 2020
- Record last updated
- Oct 25, 2024
- Medicare enrollment
- Enrolled (PECOS I20250114000398); accepts Medicare assignment
- Medical or professional school
- Vanderbilt University School Of Medicine, 2020
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 2,083 in California → Look up another NPI →
Verify Henry Thien-Hoa Quach in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A195718Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
50% fewer Medicare Part D claims than the average dermatology physician in 2024
395 Medicare Part D claims for 185 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.
Most prescribed
- Fluorouracil80 claims
- Ketoconazole57 claims
- Triamcinolone Acetonide45 claims
- Betamethasone Diprop Augmented26 claims
- Dupixent Pen24 claims
- Tacrolimus20 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $906.80
8 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 10,250 providers of this specialty with any payment received $8,544.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Southern California Permanente Medical GroupGarden Grove, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Henry Thien-Hoa Quach among 2,083 dermatology physician records in California
Henry Thien-Hoa Quach, MD is one of 2,083 dermatology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 92% of them.
- NPI issued2020 · 92% of these records are older, 5% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2020 · median 2006 among the 1,450 with a school on file
- Record last updated2024 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in California
There are 2,083 dermatology physician records in California.
All 2,083 in California → Every provider in Garden Grove → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Ashley Brown, M.D.Garden Grove, CA 928401245591783
- Edward Aston, M. D.Fullerton, CA 928351710917513
- William Baugh, M. D.Fullerton, CA 928351891725602
- Patrick Dahl, MDFullerton, CA 928351033213392
- Helia Eragi, D.O.Fullerton, CA 928351013283910
- Kristina Holmkvist, M.D.Fullerton, CA 928351194772822
- Jennifer LedonFullerton, CA 928351083024681
- David Sire, M.D.Fullerton, CA 928351710046628
Common questions
What is Henry Thien-Hoa Quach, MD's NPI number?
Henry Thien-Hoa Quach, MD's National Provider Identifier (NPI) is 1265061667, issued on Apr 7, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Henry Thien-Hoa Quach, MD located?
The NPPES record lists a practice address at 12100 Euclid St FL 2, Garden Grove, CA, 92840. Phone: (833) 574-2273. Providers update this record themselves, so call before visiting.
How can I verify Henry Thien-Hoa Quach, MD's license?
NPPES lists California license number A195718, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Henry Thien-Hoa Quach, MD prescribe under Medicare Part D?
In 2024, Henry Thien-Hoa Quach, MD had 395 Medicare Part D claims for 185 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.