Crystal Chan
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2023
- Practice address
- 2021 Main Street, Oakley, CA 94561
- Practice phone
- Call (925) 776-8200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
La Clínica Oakley
FQHC - Main Site · Oakley, California
Find Crystal Chan'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.
Crystal Chan is a physician assistant in Oakley, California
Crystal Chan practices at La Clínica Oakley in Oakley, California.
Crystal Chan's NPI, 1629781703, was assigned on January 3, 2023. Crystal Chan graduated from Touro Un College of Osteopathic Medicine, Vallejo in 2025. Crystal Chan holds California license PA66621.
- NPI
- 1629781703NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5799283917
- NPI enumeration date
- January 3, 2023
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (925) 776-8200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 27
- Medical school graduation
- 2025
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Crystal Chan practices at La Clínica Oakley in Oakley, California
Crystal Chan's primary practice is La Clínica Oakley, at 2021 Main Street, Oakley, CA 94561 in Contra Costa County. The practice phone is (925) 776-8200.
- La Clínica Oakley2021 Main Street, Oakley, CA 94561 · Contra Costa CountyPhone(925) 776-8200
Source: Dmand AI Affiliation Data
Crystal Chan is affiliated with 1 site of care and 1 medical group
Crystal Chan's primary practice is La Clínica Oakley in Oakley, California. The medical group on file is La Clinica De La Raza. Crystal Chan's employer is on file too: a community health center (fqhc).
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Crystal Chan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Crystal Chan practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| La Clínica Oakley | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Crystal Chan is one of 11,482 physician assistants in California
Physician assistant is Crystal Chan's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Crystal Chan is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Physician assistants near Crystal Chan
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
Crystal Chan's patients have a median age of 50
Across all payers, Dmand AI patient panel data puts Crystal Chan's median patient age at 50, with 71% women.
Crystal Chan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 50
Patient panel by sex, all payers
- Women71%
- Men28%
Source: Dmand AI Patient Panel Data
How Crystal Chan takes part in Medicare
Crystal Chan 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)
Crystal Chan graduated from Touro Un College of Osteopathic Medicine, Vallejo
Crystal Chan graduated from Touro Un College of Osteopathic Medicine, Vallejo in 2025.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Crystal Chan'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 |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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 Crystal Chan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Crystal Chan's NPI number?
Crystal Chan's NPI number is 1629781703. It was assigned on January 3, 2023, and it is active in the NPI Registry.
What does Crystal Chan specialize in?
Crystal Chan is a physician assistant in Oakley, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Crystal Chan practice?
Crystal Chan practices at 2021 Main Street, Oakley, CA 94561. Crystal Chan's primary practice is La Clínica Oakley in Oakley, California.
What is Crystal Chan's office phone number?
The practice phone on file for Crystal Chan is (925) 776-8200.
What is Crystal Chan's medical license number?
Crystal Chan holds California license PA66621, one of 2 state licenses on file.
What medical group is Crystal Chan part of?
Crystal Chan is linked to La Clinica De La Raza.
Does Crystal Chan accept Medicare?
Yes. CMS lists Crystal Chan as accepting Medicare assignment.
Where did Crystal Chan go to medical school?
Crystal Chan graduated from Touro Un College of Osteopathic Medicine, Vallejo in 2025.
How long has Crystal Chan been practicing?
Crystal Chan graduated from medical school in 2025, 1 years ago.
Selling to physician assistant practices?
See physician assistants in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card