Jenny Chang Lam, OD
- Part D claims, 2024
- 28
- Industry payments
- $396
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- 3333 Quality Dr, Rancho Cordova, CA 95670
- Practice phone
- Call (916) 407-7156
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Fourth Optometric Care of California
Rancho Cordova, California
Find Jenny Lam'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.
Jenny Chang Lam is an optometrist in Rancho Cordova, California
Jenny Lam practices at Fourth Optometric Care of California in Rancho Cordova, California.
Jenny Lam's NPI, 1982086401, was assigned on June 20, 2015. Jenny Lam graduated from University of California - School of Optometry in 2015. Jenny Lam holds California license 15291.
- NPI
- 1982086401NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6204115645
- NPI enumeration date
- June 20, 2015
- NPI status
- Active
- Practice phone
- (916) 407-7156
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Jenny Chang Lam practices at Fourth Optometric Care of California in Rancho Cordova, California
Jenny Lam's primary practice is Fourth Optometric Care of California, at 3333 Quality Dr, Rancho Cordova, CA 95670 in Sacramento County. The practice phone is (916) 407-7156.
- Fourth Optometric Care of California3333 Quality Dr, Rancho Cordova, CA 95670 · Sacramento CountyPhone(916) 407-7156
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Jenny Chang Lam is affiliated with 2 sites of care and 1 medical group
Jenny Lam's primary practice is Fourth Optometric Care of California in Rancho Cordova, California. Dmand AI also links Jenny Lam to 1 group practice or clinic and 1 medical group, each 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 Jenny Chang Lam's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Jenny Lam practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Fourth Optometric Care of California | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Jenny Chang Lam is one of 7,206 optometrists in California
Optometrist is Jenny Lam's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Jenny Lam is licensed in California.
Specialties and state licenses
- Optometrist, CaliforniaPrimary
Optometrists near Jenny Lam
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
Jenny Chang Lam's patients have a median age of 71
Across all payers, Dmand AI patient panel data puts Jenny Lam's median patient age at 71, with 56% women.
Jenny Lam's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women56%
- Men28%
Source: Dmand AI Patient Panel Data
Jenny Chang Lam wrote 28 Medicare Part D claims in 2024
In 2024, Jenny Lam wrote 28 Medicare Part D claims. 54% of them were for generic drugs.
Jenny Lam's Part D claims by kind of drug, 2024
- Generic15 claims54%
- Brand-name13 claims46%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Jenny Chang Lam received $396 in industry payments in 2025
CMS Open Payments shows 5 general payments to Jenny Lam from 4 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Tarsus Pharmaceuticals, Inc. paid the most, $138.
Companies that paid Jenny Lam the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Jenny Chang Lam graduated from University of California - School of Optometry
Jenny Lam graduated from University of California - School of Optometry in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Jenny Chang Lam'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) |
| 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 Jenny Chang Lam
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Jenny Chang Lam's NPI number?
Jenny Chang Lam's NPI number is 1982086401. It was assigned on June 20, 2015, and it is active in the NPI Registry.
What does Jenny Chang Lam specialize in?
Jenny Chang Lam is an optometrist in Rancho Cordova, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Jenny Chang Lam practice?
Jenny Lam practices at 3333 Quality Dr, Rancho Cordova, CA 95670. Jenny Lam's primary practice is Fourth Optometric Care of California in Rancho Cordova, California. Dmand AI also links Jenny Lam to 1 group practice or clinic and 1 medical group.
What is Jenny Chang Lam's office phone number?
The practice phone on file for Jenny Lam is (916) 407-7156.
What is Jenny Chang Lam's medical license number?
Jenny Lam holds California license 15291.
Where did Jenny Chang Lam go to medical school?
Jenny Lam graduated from University of California - School of Optometry in 2015.
Has Jenny Chang Lam received payments from drug or device companies?
CMS Open Payments shows $396 in general payments to Jenny Lam from 4 companies from 2025 to 2025. The largest total came from Tarsus Pharmaceuticals, Inc.
How long has Jenny Chang Lam been practicing?
Jenny Lam graduated from medical school in 2015, 11 years ago.
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