Peir Gen Chiu, GNP
General Practice Registered Nurse · San Francisco, CA
Peir Gen Chiu, GNP is a general practice registered nurse with a practice address in San Francisco, California, and NPI 1326112350, issued on Nov 20, 2006. Check the license (California I2088, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Peir Gen Chiu
- Credential
- GNP
- Primary taxonomy
- General Practice Registered Nurse 163WG0000X
- License number
- I2088 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1520 Stockton St, San Francisco, CA 94133
- Phone
- (415) 391-9686
- Enumerated
- Nov 20, 2006
- Record last updated
- Mar 7, 2023
- Fax
- (415) 433-4726
- Medicare enrollment
- Enrolled (PECOS I20090227000051); accepts Medicare assignment
- Medical or professional school
- University Of California, San Francisco School Of Medicine, 2000
- Entity
- Type 1 · individual
8 nearest general practice registered nurse records → All 460 in California → Look up another NPI →
Also registered at 1520 Stockton St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mai Abdelnabi, MDRheumatology Physician1013394980
- Sabi Ahmed, M.D.Family Medicine Physician1760630461
- Christine Anne Alvarez, RNRegistered Nurse1740928647
- Alice ChanRegistered Nurse1184408536
- Beverley Chan, PHARM DPharmacist1942750260
- Lily Chan, R.N.Community Health Registered Nurse1073868659
Verify Peir Gen Chiu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license I2088Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5.6 times the Medicare Part D claims of the average general practice registered nurse in 2024
7,956 Medicare Part D claims for 679 beneficiaries, against an average of 1,419 among the 111 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Atorvastatin Calcium1,016 claims
- Losartan Potassium645 claims
- Amlodipine Besylate611 claims
- Metformin Hcl391 claims
- Alendronate Sodium349 claims
- Metoprolol Succinate217 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
- North East Medical ServicesSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Peir Gen Chiu among 460 general practice registered nurse records in California
Peir Gen Chiu, GNP is one of 460 general practice registered nurse records with a practice address in California. 6% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than under 1% of them.
- NPI issued2006 · under 1% of these records are older, 95% newer
- In a Medicare fileYes · 6% of these records are
- In the CMS Doctors and Clinicians fileYes · 2% of these records are
- Record last updated2023 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 163WG0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
General Practice Registered Nurse providers in California
There are 460 general practice registered nurse records in California.
All 460 in California → Every provider in San Francisco → General Practice Registered Nurse nationwide →
The 8 general practice registered nurse records with the nearest ZIP codes
- Leeza Miller, RNPresidio, CA 941291003745696
- Sze Man Chan, RNSan Francisco, CA 941221598269011
- Linda Fong, RNPSan Francisco, CA 941211467417840
- Kaela NguyenSan Francisco, CA 941211477472207
- Vickie Yee, NPSan Francisco, CA 941211366559197
- Paige Dyjack, RNSan Francisco, CA 941181578482139
- Steve McGowenSan Francisco, CA 941171639716798
- Elizabeth Shields, RNSan Francisco, CA 941171336755743
Common questions
What is Peir Gen Chiu, GNP's NPI number?
Peir Gen Chiu, GNP's National Provider Identifier (NPI) is 1326112350, issued on Nov 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Peir Gen Chiu, GNP located?
The NPPES record lists a practice address at 1520 Stockton St, San Francisco, CA, 94133. Phone: (415) 391-9686. Providers update this record themselves, so call before visiting.
How can I verify Peir Gen Chiu, GNP's license?
NPPES lists California license number I2088, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Peir Gen Chiu, GNP prescribe under Medicare Part D?
In 2024, Peir Gen Chiu, GNP had 7,956 Medicare Part D claims for 679 beneficiaries; the average among general practice registered nurse prescribers was 1,419. 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.