Benjamin Weizer Chang
Nurse Practitioner · Fremont, CA
Benjamin Weizer Chang is a nurse practitioner with a practice address in Fremont, California, and NPI 1952780652, issued on May 27, 2015. Check the license (California 95002080, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Benjamin Weizer Chang
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 95002080 CA
Self-reported in NPPES; status is on the state search - Practice location
- 39180 Farwell Dr, Fremont, CA 94538
- Phone
- (510) 585-2545
- Enumerated
- May 27, 2015
- Record last updated
- May 27, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20150804006293); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 39180 Farwell Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Basil Besh, MDOrthopaedic Hand Surgery Physician1316040876
- Deanna Descamp, OTR/LHand Occupational Therapist1932517117
- John Jaureguito, MDSpecialist1013044601
- Michelle Jay, P.T.Physical Therapist1790194785
- Geeta Nasika, PTOrthopedic Physical Therapist1457681769
- Brittney NicholsOccupational Therapist1841591203
Verify Benjamin Weizer Chang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 95002080Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72% fewer Medicare Part D claims than the average nurse practitioner in 2024
305 Medicare Part D claims for 109 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.
Most prescribed
- Levothyroxine Sodium24 claims
- Albuterol Sulfate Hfa11 claims
- Doxycycline Hyclate11 claims
- Fluticasone Propionate11 claims
- Paxlovid11 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
- Sutter Bay Medical FoundationSan Jose, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nurse Practitioner providers in California
There are 8,223 nurse practitioner records in California.
Other nurse practitioner records in California
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- Elizabeth Abaunza, NPSan Francisco, CA1962044347
- Honeylynn Abaya, NPMoreno Valley, CA1528799145
- Tara Abbondanza, NPArcadia, CA1730355173
Common questions
What is Benjamin Weizer Chang's NPI number?
Benjamin Weizer Chang's National Provider Identifier (NPI) is 1952780652, issued on May 27, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Benjamin Weizer Chang located?
The NPPES record lists a practice address at 39180 Farwell Dr, Fremont, CA, 94538. Phone: (510) 585-2545. Providers update this record themselves, so call before visiting.
How can I verify Benjamin Weizer Chang's license?
NPPES lists California license number 95002080, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Benjamin Weizer Chang prescribe under Medicare Part D?
In 2024, Benjamin Weizer Chang had 305 Medicare Part D claims for 109 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.