Diana Ha
- Hospital affiliations
- 1
- Industry payments
- $419
- Medical group
- 1
- Year NPI issued
- 2017
- Practice address
- 2450 Ashby Avenue, Berkeley, CA 94705
- Practice phone
- Call (510) 204-4444
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Diana Ha'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.
Diana Ha is a physician assistant in Berkeley, California
Diana Ha practices at Alta Bates Summit Medical Center | Alta Bates Campus in Berkeley, California, part of Sutter Health.
Diana Ha's NPI, 1376056945, was assigned on November 6, 2017.
- NPI
- 1376056945NPI Registry (opens in a new tab)
- NPI enumeration date
- November 6, 2017
- NPI status
- Active
- Practice phone
- (510) 204-4444
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Diana Ha practices at Alta Bates Summit Medical Center | Alta Bates Campus in Berkeley, California
Diana Ha's primary practice is Alta Bates Summit Medical Center | Alta Bates Campus, at 2450 Ashby Avenue, Berkeley, CA 94705 in Alameda County. The practice phone is (510) 204-4444.
- Alta Bates Summit Medical Center | Alta Bates Campus2450 Ashby Avenue, Berkeley, CA 94705 · Alameda CountyPhone(510) 204-4444
Source: Dmand AI Affiliation Data
Diana Ha is affiliated with 2 sites of care and 1 medical group
Diana Ha's primary practice is Alta Bates Summit Medical Center | Alta Bates Campus in Berkeley, California, part of Sutter Health. The medical group on file is Lamont J. Cardon, MD. Dmand AI also links Diana Ha to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Diana Ha's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Diana Ha practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Alta Bates Summit Medical Center | Alta Bates Campus | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Diana Ha is one of 11,482 physician assistants in California
Physician assistant is Diana Ha's primary specialty in the NPI Registry, under taxonomy code 363A00000X.
Specialties and state licenses
- Physician assistantPrimary
Physician assistants near Diana Ha
Counts of physician assistants 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
Diana Ha's patients have a median age of 65
Across all payers, Dmand AI patient panel data puts Diana Ha's median patient age at 65, with 100% women.
Diana Ha's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Diana Ha received $419 in industry payments from 2024 to 2025
CMS Open Payments shows 4 general payments to Diana Ha from 4 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Madrigal Pharmaceuticals paid the most, $130.
General payments to Diana Ha by program year, 2024 to 2025
Companies that paid Diana Ha the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Diana Ha'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 DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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 Diana Ha
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Diana Ha's NPI number?
Diana Ha's NPI number is 1376056945. It was assigned on November 6, 2017, and it is active in the NPI Registry.
What does Diana Ha specialize in?
Diana Ha is a physician assistant in Berkeley, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Diana Ha practice?
Diana Ha practices at 2450 Ashby Avenue, Berkeley, CA 94705. Diana Ha's primary practice is Alta Bates Summit Medical Center | Alta Bates Campus in Berkeley, California, part of Sutter Health. Dmand AI also links Diana Ha to 1 group practice or clinic.
What is Diana Ha's office phone number?
The practice phone on file for Diana Ha is (510) 204-4444.
Which hospitals is Diana Ha affiliated with?
Diana Ha practices at Alta Bates Summit Medical Center | Alta Bates Campus in Berkeley, California.
What medical group is Diana Ha part of?
Diana Ha is linked to Lamont J. Cardon, MD.
Has Diana Ha received payments from drug or device companies?
CMS Open Payments shows $419 in general payments to Diana Ha from 4 companies from 2024 to 2025. The largest total came from Madrigal Pharmaceuticals.
How long has Diana Ha been practicing?
Diana Ha's NPI was assigned in 2017.
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