Caryn Zimmerman, OD
- Part D claims, 2024
- 116
- Industry payments
- $131
- Affiliated sites
- 2
- Medical group
- 1
- State licenses
- 2
- Practice address
- 2848 W Ashlan Ave, Fresno, CA 93705
- Practice phone
- Call (800) 492-4227
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
United Health Centers Fresno Ashlan
FQHC - Satellite Clinic · Fresno, California
Find Caryn Zimmerman'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.
Caryn Zimmerman is an optometrist in Fresno, California
Caryn Zimmerman practices at United Health Centers Fresno Ashlan in Fresno, California.
Caryn Zimmerman's NPI, 1104493428, was assigned on June 6, 2021. Caryn Zimmerman holds District of Columbia license OP2000599.
- NPI
- 1104493428NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2264800341
- NPI enumeration date
- June 6, 2021
- NPI status
- Active
- Practice phone
- (800) 492-4227
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Caryn Zimmerman practices at United Health Centers Fresno Ashlan in Fresno, California
Caryn Zimmerman's primary practice is United Health Centers Fresno Ashlan, at 2848 W Ashlan Ave, Fresno, CA 93705 in Fresno County. The practice phone is (800) 492-4227.
- United Health Centers Fresno Ashlan2848 W Ashlan Ave, Fresno, CA 93705 · Fresno CountyPhone(800) 492-4227
Source: Dmand AI Affiliation Data
Caryn Zimmerman is affiliated with 2 sites of care and 1 medical group
Caryn Zimmerman's primary practice is United Health Centers Fresno Ashlan in Fresno, California. Dmand AI also links Caryn Zimmerman to 1 group practice or clinic and 1 medical group, each named with a free account. Caryn Zimmerman's employer is on file too: a community health center (fqhc).
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Caryn Zimmerman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Caryn Zimmerman practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| United Health Centers Fresno Ashlan | 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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Caryn Zimmerman is one of 7,206 optometrists in California
Optometrist is Caryn Zimmerman's primary specialty in the NPI Registry, under taxonomy code 152W00000X. Dmand AI has Caryn Zimmerman's licenses on file in 2 states: District of Columbia and Virginia.
Specialties and state licenses
- Optometrist, District of ColumbiaPrimary
- Virginia license
Optometrists near Caryn Zimmerman
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
Caryn Zimmerman's patients have a median age of 45
Across all payers, Dmand AI patient panel data puts Caryn Zimmerman's median patient age at 45, with 60% women.
Caryn Zimmerman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 45
Patient panel by sex, all payers
- Women60%
- Men40%
Source: Dmand AI Patient Panel Data
Caryn Zimmerman wrote 116 Medicare Part D claims in 2024
In 2024, Caryn Zimmerman wrote 116 Medicare Part D claims for 48 patients. 95% of them were for generic drugs.
Caryn Zimmerman's Part D claims by kind of drug, 2024
- Generic110 claims95%
- Brand-name and other6 claims5%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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.
Caryn Zimmerman received $131 in industry payments in 2025
CMS Open Payments shows 1 general payment to Caryn Zimmerman from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $131.
Companies that paid Caryn Zimmerman 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 Caryn Zimmerman'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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) |
| 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 Caryn Zimmerman
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Caryn Zimmerman's NPI number?
Caryn Zimmerman's NPI number is 1104493428. It was assigned on June 6, 2021, and it is active in the NPI Registry.
What does Caryn Zimmerman specialize in?
Caryn Zimmerman is an optometrist in Fresno, California. The primary specialty in the NPI Registry is Optometrist (taxonomy code 152W00000X).
Where does Caryn Zimmerman practice?
Caryn Zimmerman practices at 2848 W Ashlan Ave, Fresno, CA 93705. Caryn Zimmerman's primary practice is United Health Centers Fresno Ashlan in Fresno, California. Dmand AI also links Caryn Zimmerman to 1 group practice or clinic and 1 medical group.
What is Caryn Zimmerman's office phone number?
The practice phone on file for Caryn Zimmerman is (800) 492-4227.
What is Caryn Zimmerman's medical license number?
Caryn Zimmerman holds District of Columbia license OP2000599, one of the licenses on file in 2 states.
Which states has Caryn Zimmerman been licensed in?
Dmand AI has state licenses on file for Caryn Zimmerman in District of Columbia and Virginia.
Has Caryn Zimmerman received payments from drug or device companies?
CMS Open Payments shows $131 in general payments to Caryn Zimmerman from 1 company from 2025 to 2025. The largest total came from Alcon Laboratories Inc.
How long has Caryn Zimmerman been practicing?
Caryn Zimmerman graduated from medical school in 2021, 5 years ago.
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