Alice Shiouwen Pien, MD
Public Health & General Preventive Medicine Physician · Santa Ana, CA
Alice Shiouwen Pien, MD is a public health & general preventive medicine physician with a practice address in Santa Ana, California, and NPI 1396071411, issued on Oct 23, 2009. Check the license (California A050228, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Alice Shiouwen Pien
- Credential
- MD
- Primary taxonomy
- Public Health & General Preventive Medicine Physician 2083P0901X
- License number
- A050228 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1570 Brookhollow Dr, Santa Ana, CA 92705
- Phone
- (949) 428-4500
- Enumerated
- Oct 23, 2009
- Record last updated
- Mar 16, 2026
- Fax
- (949) 428-4501
- Entity
- Type 1 · individual
8 nearest public health & general preventive medicine physician records → All 325 in California → Look up another NPI →
Also registered at 1570 Brookhollow Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Carlos Rosario, MDClinical Neurophysiology Physician1477560829
Verify Alice Shiouwen Pien in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A050228Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average public health & general preventive medicine physician in 2024
70 Medicare Part D claims for 17 beneficiaries, against an average of 820 among the 336 providers of this specialty who prescribed in Part D.
Most prescribed
- Celecoxib13 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.
Alice Shiouwen Pien among 325 public health & general preventive medicine physician records in California
Alice Shiouwen Pien, MD is one of 325 public health & general preventive medicine physician records with a practice address in California. 27% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 53% of them.
- NPI issued2009 · 53% of these records are older, 43% newer
- In a Medicare fileYes · 27% of these records are
- In the CMS Doctors and Clinicians fileNo · 13% of these records are
- Record last updated2026 · 68% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2083P0901X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Public Health & General Preventive Medicine Physician providers in California
There are 325 public health & general preventive medicine physician records in California.
All 325 in California → Every provider in Santa Ana → Public Health & General Preventive Medicine Physician nationwide →
The 8 public health & general preventive medicine physician records with the nearest ZIP codes
- Nancy Bowen, M.D.Santa Ana, CA 927061538477443
- Hildy Meyers, M.D.Santa Ana, CA 927061104995232
- Sabina Gandhi, MD, MPHFountain Valley, CA 927081639447667
- Melissa Perez, RN, BSN, CPN, PHNSanta Ana, CA 927011861261950
- Denise Tirol, MSN, RN, PHNSanta Ana, CA 927011295456424
- Nader Mikhail, MD, MPH, MSNewport Beach, CA 926601649458894
- Wendy Cardinal-Nix, CMTHuntington Beach, CA 926461639545270
- Pearl Zimmerman, M.D., M.P.HIrvine, CA 926141730307950
Common questions
What is Alice Shiouwen Pien, MD's NPI number?
Alice Shiouwen Pien, MD's National Provider Identifier (NPI) is 1396071411, issued on Oct 23, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Alice Shiouwen Pien, MD located?
The NPPES record lists a practice address at 1570 Brookhollow Dr, Santa Ana, CA, 92705. Phone: (949) 428-4500. Providers update this record themselves, so call before visiting.
How can I verify Alice Shiouwen Pien, MD's license?
NPPES lists California license number A050228, 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 Alice Shiouwen Pien, MD prescribe under Medicare Part D?
In 2024, Alice Shiouwen Pien, MD had 70 Medicare Part D claims for 17 beneficiaries; the average among public health & general preventive medicine physician prescribers was 820. 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.