Joseph Michael Chiera, P.A.
Physician Assistant · San Francisco, CA
Joseph Michael Chiera, P.A. is a physician assistant with a practice address in San Francisco, California, and NPI 1992172571, issued on Aug 30, 2015. Check the license (California 54708, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Joseph Michael Chiera
- Credential
- P.A.
- Primary taxonomy
- Physician Assistant 363A00000X
- License numbers
- 54708 CA
018987 NY
Self-reported in NPPES; status is on the state search - Practice location
- 450 Sutter St, San Francisco, CA 94108
- Phone
- (415) 393-9550
- Enumerated
- Aug 30, 2015
- Record last updated
- Jul 28, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 450 Sutter St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Joseph Michael Chiera in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 54708Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $294.71
9 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 64,719 providers of this specialty with any payment received $841.65 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.
Joseph Michael Chiera among 14,451 physician assistant records in California
Joseph Michael Chiera, P.A. is one of 14,451 physician assistant records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 41% of them.
- NPI issued2015 · 41% of these records are older, 56% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2021 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Physician Assistant providers in California
There are 14,451 physician assistant records in California.
All 14,451 in California → Every provider in San Francisco → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Austin Davis-Hunter, PASan Francisco, CA 941081275255994
- Kimberly Derkach, PA-CSan Francisco, CA 941081588113518
- Natalie EngSan Francisco, CA 941081073164166
- Wesley Insko, PASan Francisco, CA 941081578318564
- Amy Kim, PA-CSan Francisco, CA 941081942846050
- Matthew Mabida, PA-CSan Francisco, CA 941081306559299
- Fiona Miao, PA-CSan Francisco, CA 941081831969310
- Jennifer Richman, PA-CSan Francisco, CA 941081689218190
Common questions
What is Joseph Michael Chiera, P.A.'s NPI number?
Joseph Michael Chiera, P.A.'s National Provider Identifier (NPI) is 1992172571, issued on Aug 30, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Joseph Michael Chiera, P.A. located?
The NPPES record lists a practice address at 450 Sutter St, San Francisco, CA, 94108. Phone: (415) 393-9550. Providers update this record themselves, so call before visiting.
How can I verify Joseph Michael Chiera, P.A.'s license?
NPPES lists California license number 54708, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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.