Stephanie Chiao
Addiction Psychiatry Physician · Mountain View, CA
Stephanie Chiao is an addiction psychiatry physician with a practice address in Mountain View, California, and NPI 1780071498, issued on Apr 20, 2015. Check the license (California A183070, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Stephanie Chiao
- Primary taxonomy
- Addiction Psychiatry Physician 2084P0802X
- License number
- A183070 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1580 W EL Camino Real Ste 2, Mountain View, CA 94040
- Phone
- (201) 472-5029
- Enumerated
- Apr 20, 2015
- Entity
- Type 1 · individual
Also registered at 1580 W EL Camino Real Ste 2
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shiri Porat, MA, LMFTMarriage & Family Therapist1639855315
- Gabriela Stern, MSW, LCSWClinical Social Worker1790584928
- Brandy Vanderheiden, MFTMarriage & Family Therapist1609142868
Verify Stephanie Chiao in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A183070Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
96% fewer Medicare Part D claims than the average addiction psychiatry physician in 2024
35 Medicare Part D claims, against an average of 789 among the 429 providers of this specialty who prescribed in Part D.
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.
The Medicare quality score for 2023: 100 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Addiction Psychiatry Physician providers in California
There are 83 addiction psychiatry physician records in California.
Other addiction psychiatry physician records in California
- Steven Allen, M.D.Sylmar, CA1700144557
- Eva Altobelli, MDSanta Monica, CA1790990620
- Rod Amiri, MDCalabasas, CA1083769293
- Robert Anthenelli, M.D.San Diego, CA1225139306
- Sean Barlow, M.D.Palm Desert, CA1386653178
- Jason BarrettLos Angeles, CA1023549102
- Adam Berns, MDWoodside, CA1669835047
- Kamal Bijanpour, M.D.Long Beach, CA1598903858
- Cecil Bradley, M.D.San Jose, CA1881714517
- William Brostoff, MDVallejo, CA1467530352
Common questions
What is Stephanie Chiao's NPI number?
Stephanie Chiao's National Provider Identifier (NPI) is 1780071498, issued on Apr 20, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Stephanie Chiao located?
The NPPES record lists a practice address at 1580 W EL Camino Real Ste 2, Mountain View, CA, 94040. Phone: (201) 472-5029. Providers update this record themselves, so call before visiting.
How can I verify Stephanie Chiao's license?
NPPES lists California license number A183070, 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 Stephanie Chiao prescribe under Medicare Part D?
In 2024, Stephanie Chiao had 35 Medicare Part D claims; the average among addiction psychiatry physician prescribers was 789. Part D covers Medicare prescriptions only.
What is Stephanie Chiao's Medicare quality score?
The 2023 MIPS final score is 100 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.