Hilda Ann Williamson, LCSW
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2019
- Practice address
- 490 Post St, San Francisco, CA 94102
- Practice phone
- Call (415) 296-5290
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Lifestance Health
San Francisco, California
Find Hilda Williamson'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.
Hilda Ann Williamson is a clinical social worker in San Francisco, California
Hilda Williamson practices at Lifestance Health in San Francisco, California.
Hilda Williamson's NPI, 1265089312, was assigned on August 23, 2019. Hilda Williamson holds California license 133700.
- NPI
- 1265089312NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6709376189
- NPI enumeration date
- August 23, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (415) 296-5290
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Hilda Ann Williamson practices at Lifestance Health in San Francisco, California
Hilda Williamson's primary practice is Lifestance Health, at 490 Post St, San Francisco, CA 94102 in San Francisco County. The practice phone is (415) 296-5290.
- Lifestance Health490 Post St, San Francisco, CA 94102 · San Francisco CountyPhone(415) 296-5290
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Hilda Ann Williamson is affiliated with 2 sites of care and 1 medical group
Hilda Williamson's primary practice is Lifestance Health in San Francisco, California. The medical group on file is LifeStance Health. Dmand AI also links Hilda Williamson 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 Hilda Ann Williamson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Hilda Williamson practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lifestance Health | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Hilda Ann Williamson is one of 9,919 clinical social workers in California
Social worker is Hilda Williamson's primary specialty in the NPI Registry, under taxonomy code 1041C0700X. The record also lists clinical. Hilda Williamson is licensed in California.
Specialties and state licenses
- Clinical social worker, CaliforniaPrimary
Clinical social workers near Hilda Williamson
Counts of clinical social workers 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
Hilda Ann Williamson's patients have a median age of 30
Across all payers, Dmand AI patient panel data puts Hilda Williamson's median patient age at 30, with 65% women.
Hilda Williamson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 30
Patient panel by sex, all payers
- Women65%
- Men33%
Source: Dmand AI Patient Panel Data
Hilda Ann Williamson offers telehealth to Medicare patients
Hilda Williamson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Hilda Williamson as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Sources for Hilda Ann Williamson'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 Hilda Ann Williamson
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Hilda Ann Williamson's NPI number?
Hilda Ann Williamson's NPI number is 1265089312. It was assigned on August 23, 2019, and it is active in the NPI Registry.
What does Hilda Ann Williamson specialize in?
Hilda Ann Williamson is a clinical social worker in San Francisco, California. The primary specialty in the NPI Registry is Clinical Social Worker (taxonomy code 1041C0700X).
Where does Hilda Ann Williamson practice?
Hilda Williamson practices at 490 Post St, San Francisco, CA 94102. Hilda Williamson's primary practice is Lifestance Health in San Francisco, California. Dmand AI also links Hilda Williamson to 1 group practice or clinic.
What is Hilda Ann Williamson's office phone number?
The practice phone on file for Hilda Williamson is (415) 296-5290.
What is Hilda Ann Williamson's medical license number?
Hilda Williamson holds California license 133700.
What medical group is Hilda Ann Williamson part of?
Hilda Williamson is linked to LifeStance Health.
Does Hilda Ann Williamson accept Medicare?
Yes. CMS lists Hilda Williamson as accepting Medicare assignment.
Does Hilda Ann Williamson offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Hilda Williamson as offering telehealth services.
How long has Hilda Ann Williamson been practicing?
Hilda Williamson graduated from medical school in 2013, 13 years ago.
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