Peng-Yun Angela Huang, M.D.
Internal Medicine Physician · Irvine, CA
Peng-Yun Angela Huang, M.D. is an internal medicine physician with a practice address in Irvine, California, and NPI 1811180649, issued on Aug 24, 2007. Check the license (California 110931, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Peng-Yun Angela Huang
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 110931 CA
Self-reported in NPPES; status is on the state search - Practice location
- 113 Waterworks Way, Irvine, CA 92618
- Phone
- (949) 393-5789
- Enumerated
- Aug 24, 2007
- Record last updated
- Dec 1, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20151119000365); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 113 Waterworks Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Peng-Yun Angela Huang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 110931Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
16% more Medicare Part D claims than the average internal medicine physician in 2024
3,674 Medicare Part D claims for 887 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 146 claims were for opioids.
Most prescribed
- Atorvastatin Calcium369 claims
- Amlodipine Besylate175 claims
- Losartan Potassium154 claims
- Rosuvastatin Calcium145 claims
- Lisinopril114 claims
- Levothyroxine Sodium107 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.
Bills Medicare through one group practice
- Southern California Permanente Medical GroupAnaheim, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Peng-Yun Angela Huang among 17,696 internal medicine physician records in California
Peng-Yun Angela Huang, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 44% of them.
- NPI issued2007 · 44% of these records are older, 44% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2000 · median 2004 among the 11,065 with a school on file
- Record last updated2021 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
155 internal medicine physician records list a practice address in Irvine
They are 155 of the 7,778 NPPES records with a practice address in Irvine, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Irvine → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Savitha Bharadwaj, M.D.Irvine, CA 926181760470926
- Juan Cabrera, M.D.Irvine, CA 926181447254792
- William Chen, M.D.Irvine, CA 926181881659142
- Subrato Ghosh, MDIrvine, CA 926181083607055
- Kambiz Karimi, M.D.Irvine, CA 926181184688475
- Sara Kim, M.D.Irvine, CA 926181912944166
- Brian Lo, MDIrvine, CA 926181073501565
- Emad Mikhail, MDIrvine, CA 926181376582957
Common questions
What is Peng-Yun Angela Huang, M.D.'s NPI number?
Peng-Yun Angela Huang, M.D.'s National Provider Identifier (NPI) is 1811180649, issued on Aug 24, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Peng-Yun Angela Huang, M.D. located?
The NPPES record lists a practice address at 113 Waterworks Way, Irvine, CA, 92618. Phone: (949) 393-5789. Providers update this record themselves, so call before visiting.
How can I verify Peng-Yun Angela Huang, M.D.'s license?
NPPES lists California license number 110931, 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 Peng-Yun Angela Huang, M.D. prescribe under Medicare Part D?
In 2024, Peng-Yun Angela Huang, M.D. had 3,674 Medicare Part D claims for 887 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.