Maria Jen, OD
- Part D claims, 2024
- 177
- Hospital affiliations
- 1
- Industry payments
- $122
- Medical group
- 1
- State license
- 1
- Practice address
- 9455 Clairemont Mesa Blvd, San Diego, CA 92123
- Practice phone
- Call (619) 528-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kaiser Permanente San Diego Medical Center
San Diego, California
Find Maria Jen'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.
Maria Jen is an optometrist in San Diego, California
Maria Jen practices at Kaiser Permanente San Diego Medical Center in San Diego, California.
Maria Jen's NPI, 1831612100, was assigned on July 19, 2017. Maria Jen holds Oregon license 4293AT.
- NPI
- 1831612100NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5991079485
- NPI enumeration date
- July 19, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (619) 528-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Maria Jen practices at Kaiser Permanente San Diego Medical Center in San Diego, California
Maria Jen's primary practice is Kaiser Permanente San Diego Medical Center, at 9455 Clairemont Mesa Blvd, San Diego, CA 92123 in San Diego County. The practice phone is (619) 528-5000.
- Kaiser Permanente San Diego Medical Center9455 Clairemont Mesa Blvd, San Diego, CA 92123 · San Diego CountyPhone(619) 528-5000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Maria Jen is affiliated with 2 sites of care and 1 medical group
Maria Jen's primary practice is Kaiser Permanente San Diego Medical Center in San Diego, California. Maria Jen is also affiliated with Kaiser Permanente Zion Medical Center. The medical group on file is Southern California Permanente Medical Group.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Maria Jen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Maria Jen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente San Diego Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Maria Jen is one of 7,206 optometrists in California
Optometrist is Maria Jen's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Maria Jen is licensed in Oregon.
Specialties and state licenses
- Optometrist, OregonPrimary
Optometrists near Maria Jen
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
Maria Jen's patients have a median age of 58
Across all payers, Dmand AI patient panel data puts Maria Jen's median patient age at 58, with 65% women.
Maria Jen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women65%
- Men35%
Source: Dmand AI Patient Panel Data
Maria Jen wrote 177 Medicare Part D claims in 2024
In 2024, Maria Jen wrote 177 Medicare Part D claims for 74 patients. 59% of them were for generic drugs.
Maria Jen's Part D claims by kind of drug, 2024
- Generic105 claims59%
- Brand-name72 claims41%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Maria Jen takes part in Medicare
Maria Jen 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
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Maria Jen received $122 in industry payments in 2025
CMS Open Payments shows 1 general payment to Maria Jen from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $122.
Companies that paid Maria Jen the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Maria Jen'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 DataDmand AI Org Hierarchy 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) |
| 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 Maria Jen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Maria Jen's NPI number?
Maria Jen's NPI number is 1831612100. It was assigned on July 19, 2017, and it is active in the NPI Registry.
What does Maria Jen specialize in?
Maria Jen is an optometrist in San Diego, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Maria Jen practice?
Maria Jen practices at 9455 Clairemont Mesa Blvd, San Diego, CA 92123. Maria Jen's primary practice is Kaiser Permanente San Diego Medical Center in San Diego, California.
What is Maria Jen's office phone number?
The practice phone on file for Maria Jen is (619) 528-5000.
What is Maria Jen's medical license number?
Maria Jen holds Oregon license 4293AT.
Which hospitals is Maria Jen affiliated with?
Maria Jen is affiliated with Kaiser Permanente Zion Medical Center.
What medical group is Maria Jen part of?
Maria Jen is linked to Southern California Permanente Medical Group.
Does Maria Jen accept Medicare?
Yes. CMS lists Maria Jen as accepting Medicare assignment.
Has Maria Jen received payments from drug or device companies?
CMS Open Payments shows $122 in general payments to Maria Jen from 1 company from 2025 to 2025. The largest total came from Amgen Inc.
How long has Maria Jen been practicing?
Maria Jen graduated from medical school in 2017, 9 years ago.
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