Paulynne P. Liang, MD
Internal Medicine Physician · Brea, CA
Paulynne P. Liang, MD is an internal medicine physician with a practice address in Brea, California, and NPI 1093700064, issued on Sep 15, 2005. Check the license (California G66406, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Paulynne P. Liang
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- G66406 CA
Self-reported in NPPES; status is on the state search - Practice location
- 955 W Imperial Hwy Ste 110, Brea, CA 92821
- Phone
- (714) 449-6900
- Enumerated
- Sep 15, 2005
- Record last updated
- Nov 5, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 955 W Imperial Hwy Ste 110
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Paulynne P. Liang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G66406Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,368 Medicare Part D claims for 313 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium166 claims
- Amlodipine Besylate119 claims
- Losartan Potassium112 claims
- Simvastatin89 claims
- Levothyroxine Sodium70 claims
- Metformin Hcl53 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.
Paulynne P. Liang among 17,696 internal medicine physician records in California
Paulynne P. Liang, MD 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 95% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- 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).
Internal Medicine Physician providers in California
There are 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Brea → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Pearl D'Sa, M.D.Brea, CA 928211942233671
- Franklin Dawes, M.D.Brea, CA 928211295760007
- Edward Hutchison, M.D.Brea, CA 928211912982026
- Aeri Kang, M.D.Brea, CA 928211689660755
- Quoc Nguyen, M.D., M.P.HBrea, CA 928211043240450
- Siera Panhwar, M.D.Brea, CA 928211790863306
- Nadia Tadros, M.D.Brea, CA 928211548467210
- Elizabeth Cheng, MDAnaheim, CA 928171013278449
Common questions
What is Paulynne P. Liang, MD's NPI number?
Paulynne P. Liang, MD's National Provider Identifier (NPI) is 1093700064, issued on Sep 15, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Paulynne P. Liang, MD located?
The NPPES record lists a practice address at 955 W Imperial Hwy Ste 110, Brea, CA, 92821. Phone: (714) 449-6900. Providers update this record themselves, so call before visiting.
How can I verify Paulynne P. Liang, MD's license?
NPPES lists California license number G66406, 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 Paulynne P. Liang, MD prescribe under Medicare Part D?
In 2024, Paulynne P. Liang, MD had 1,368 Medicare Part D claims for 313 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.