Jessica J. Williams, PsyD
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2009
- Practice address
- 7373 West Ln, Stockton, CA 95210
- Practice phone
- Call (209) 476-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Permanente Medical Group Inc
Stockton, California
Find Jessica Williams' 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.
Jessica J. Williams is a clinical psychologist in Stockton, California
Jessica Williams practices at Permanente Medical Group Inc in Stockton, California.
Jessica Williams' NPI, 1144555343, was assigned on October 6, 2009. Jessica Williams holds California license 23031.
- NPI
- 1144555343NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7214186303
- NPI enumeration date
- October 6, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (209) 476-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Jessica J. Williams practices at Permanente Medical Group Inc in Stockton, California
Jessica Williams' primary practice is Permanente Medical Group Inc, at 7373 West Ln, Stockton, CA 95210 in San Joaquin County. The practice phone is (209) 476-2000.
- Permanente Medical Group Inc7373 West Ln, Stockton, CA 95210 · San Joaquin CountyPhone(209) 476-2000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Jessica J. Williams is affiliated with 2 sites of care and 1 medical group
Jessica Williams' primary practice is Permanente Medical Group Inc in Stockton, California. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Jessica Williams to 1 more group practice or clinic, 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 Jessica J. Williams' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Jessica Williams practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Permanente Medical Group Inc | Available with a free account |
| +1 more affiliated site | 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.
Jessica J. Williams is one of 3,615 clinical psychologists in California
Clinical is Jessica Williams' primary specialty in the NPI Registry, under taxonomy code 103TC0700X. Jessica Williams is licensed in California.
Specialties and state licenses
- Clinical psychologist, CaliforniaPrimary
Clinical psychologists near Jessica Williams
Counts of clinical psychologists 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
Jessica J. Williams' patients have a median age of 39
Across all payers, Dmand AI patient panel data puts Jessica Williams' median patient age at 39, with 67% women.
Jessica Williams' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 39
Patient panel by sex, all payers
- Women67%
- Men33%
Source: Dmand AI Patient Panel Data
How Jessica J. Williams takes part in Medicare
Jessica Williams 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)
Sources for Jessica J. Williams'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 |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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 Jessica J. Williams
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Jessica J. Williams' NPI number?
Jessica J. Williams' NPI number is 1144555343. It was assigned on October 6, 2009, and it is active in the NPI Registry.
What does Jessica J. Williams specialize in?
Jessica J. Williams is a clinical psychologist in Stockton, California. The primary specialty in the NPI Registry is Clinical Psychologist (taxonomy code 103TC0700X).
Where does Jessica J. Williams practice?
Jessica Williams practices at 7373 West Ln, Stockton, CA 95210. Jessica Williams' primary practice is Permanente Medical Group Inc in Stockton, California. Dmand AI also links Jessica Williams to 1 group practice or clinic.
What is Jessica J. Williams' office phone number?
The practice phone on file for Jessica Williams is (209) 476-2000.
What is Jessica J. Williams' medical license number?
Jessica Williams holds California license 23031.
What medical group is Jessica J. Williams part of?
Jessica Williams is linked to The Permanente Medical Group, Inc.
Does Jessica J. Williams accept Medicare?
Yes. CMS lists Jessica Williams as accepting Medicare assignment.
How long has Jessica J. Williams been practicing?
Jessica Williams graduated from medical school in 2008, 18 years ago.
Selling to clinical practices?
See clinical psychologists 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