Joseph Cheng, OD
- Part D claims, 2024
- 39
- Industry payments
- $100
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 710 Lawrence Expy, Santa Clara, CA 95051
- Practice phone
- Call (408) 851-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Permanente Medical Group Inc
Santa Clara, California
Find Joseph Cheng's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Joseph Cheng is an optometrist in Santa Clara, California
Joseph Cheng practices at Permanente Medical Group Inc in Santa Clara, California.
Joseph Cheng's NPI, 1659527125, was assigned on August 14, 2008. Joseph Cheng graduated from State University of New York - State College Optometry in 2008. Joseph Cheng holds California license 13560.
- NPI
- 1659527125NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4981750197
- NPI enumeration date
- August 14, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (408) 851-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Joseph Cheng practices at Permanente Medical Group Inc in Santa Clara, California
Joseph Cheng's primary practice is Permanente Medical Group Inc, at 710 Lawrence Expy, Santa Clara, CA 95051 in Santa Clara County. The practice phone is (408) 851-1000.
- Permanente Medical Group Inc710 Lawrence Expy, Santa Clara, CA 95051 · Santa Clara CountyPhone(408) 851-1000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Joseph Cheng is affiliated with 2 sites of care and 1 medical group
Joseph Cheng's primary practice is Permanente Medical Group Inc in Santa Clara, California. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Joseph Cheng to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Joseph Cheng's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Joseph Cheng practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Permanente Medical Group Inc | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Joseph Cheng is one of 7,206 optometrists in California
Optometrist is Joseph Cheng's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Joseph Cheng is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Joseph Cheng
Counts of optometrists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Joseph Cheng's patients have a median age of 56
Across all payers, Dmand AI patient panel data puts Joseph Cheng's median patient age at 56, with 61% women.
Joseph Cheng's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 56
Patient panel by sex, all payers
- Women61%
- Men38%
Source: Dmand AI Patient Panel Data
Joseph Cheng wrote 39 Medicare Part D claims in 2024
In 2024, Joseph Cheng wrote 39 Medicare Part D claims for 31 patients. 92% of them were for generic drugs.
Joseph Cheng's Part D claims by kind of drug, 2024
- Generic36 claims92%
- Brand-name and other3 claims8%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Joseph Cheng takes part in Medicare
Joseph Cheng accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Joseph Cheng received $100 in industry payments in 2025
CMS Open Payments shows 1 general payment to Joseph Cheng from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Bausch & Lomb Americas Inc. paid the most, $100.
Companies that paid Joseph Cheng the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Joseph Cheng graduated from State University of New York - State College Optometry
Joseph Cheng graduated from State University of New York - State College Optometry in 2008.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Joseph Cheng's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Joseph Cheng
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Joseph Cheng's NPI number?
Joseph Cheng's NPI number is 1659527125. It was assigned on August 14, 2008, and it is active in the NPI Registry.
What does Joseph Cheng specialize in?
Joseph Cheng is an optometrist in Santa Clara, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Joseph Cheng practice?
Joseph Cheng practices at 710 Lawrence Expy, Santa Clara, CA 95051. Joseph Cheng's primary practice is Permanente Medical Group Inc in Santa Clara, California. Dmand AI also links Joseph Cheng to 1 group practice or clinic.
What is Joseph Cheng's office phone number?
The practice phone on file for Joseph Cheng is (408) 851-1000.
What is Joseph Cheng's medical license number?
Joseph Cheng holds California license 13560.
What medical group is Joseph Cheng part of?
Joseph Cheng is linked to The Permanente Medical Group, Inc.
Does Joseph Cheng accept Medicare?
Yes. CMS lists Joseph Cheng as accepting Medicare assignment.
Where did Joseph Cheng go to medical school?
Joseph Cheng graduated from State University of New York - State College Optometry in 2008.
Has Joseph Cheng received payments from drug or device companies?
CMS Open Payments shows $100 in general payments to Joseph Cheng from 1 company from 2025 to 2025. The largest total came from Bausch & Lomb Americas Inc.
How long has Joseph Cheng been practicing?
Joseph Cheng graduated from medical school in 2008, 18 years ago.
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