Kathryn Fontwit, PA
- Part D claims, 2024
- 387
- Hospital affiliations
- 1
- Industry payments
- $20
- Medical groups
- 2
- State license
- 1
- Practice address
- 1001 Potrero Avenue, San Francisco, CA 94110
- Practice phone
- Call (415) 206-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Kathryn Fontwit'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.
Kathryn Fontwit is a physician assistant in San Francisco, California
Kathryn Fontwit practices at Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California, part of City and County of San Francisco, CA.
Kathryn Fontwit's NPI, 1780701151, was assigned on March 23, 2007. Kathryn Fontwit holds California license PA13637.
- NPI
- 1780701151NPI Registry (opens in a new tab)
- NPI enumeration date
- March 23, 2007
- NPI status
- Active
- Practice phone
- (415) 206-8000
- 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
Kathryn Fontwit practices at Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California
Kathryn Fontwit's primary practice is Zuckerberg San Francisco General Hospital and Trauma Center, at 1001 Potrero Avenue, San Francisco, CA 94110 in San Francisco County. The practice phone is (415) 206-8000.
- Zuckerberg San Francisco General Hospital and Trauma Center1001 Potrero Avenue, San Francisco, CA 94110 · San Francisco CountyPhone(415) 206-8000
Source: Dmand AI Affiliation Data
Kathryn Fontwit is affiliated with 1 site of care and 2 medical groups
Kathryn Fontwit's primary practice is Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California, part of City and County of San Francisco, CA. The medical group on file is UCSF Department of Radiology & Biomedical Imaging. Dmand AI also links Kathryn Fontwit to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Kathryn Fontwit's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Kathryn Fontwit practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Zuckerberg San Francisco General Hospital and Trauma Center | Available with a free account |
| +1 medical group | 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 City and County of San Francisco, CA and 6.2K+ hospitals, with verified contacts in the same login.
Kathryn Fontwit is one of 11,482 physician assistants in California
Physician assistant is Kathryn Fontwit's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Kathryn Fontwit is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Kathryn Fontwit is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Physician assistants near Kathryn Fontwit
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
Kathryn Fontwit's patients have a median age of 68
Across all payers, Dmand AI patient panel data puts Kathryn Fontwit's median patient age at 68, with 44% women.
Kathryn Fontwit's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women44%
- Men56%
Source: Dmand AI Patient Panel Data
Kathryn Fontwit wrote 387 Medicare Part D claims in 2024
In 2024, Kathryn Fontwit wrote 387 Medicare Part D claims for 59 patients. 84% of them were for generic drugs. CMS names the drug for 254 of them, across 10 drugs with 11 or more claims each, at $68,578 in total drug cost.
Kathryn Fontwit's Part D claims by kind of drug, 2024
- Generic326 claims84%
- Brand-name and other61 claims16%
Kathryn Fontwit's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and 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.
Kathryn Fontwit received $20 in industry payments in 2024
CMS Open Payments shows 1 general payment to Kathryn Fontwit from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Fresenius USA Marketing, Inc. paid the most, $20.
Companies that paid Kathryn Fontwit the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Kathryn Fontwit is board certified in certified physician assistant
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Kathryn Fontwit'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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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 Kathryn Fontwit
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Kathryn Fontwit's NPI number?
Kathryn Fontwit's NPI number is 1780701151. It was assigned on March 23, 2007, and it is active in the NPI Registry.
What does Kathryn Fontwit specialize in?
Kathryn Fontwit is a physician assistant in San Francisco, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Kathryn Fontwit practice?
Kathryn Fontwit practices at 1001 Potrero Avenue, San Francisco, CA 94110. Kathryn Fontwit's primary practice is Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California, part of City and County of San Francisco, CA. Dmand AI also links Kathryn Fontwit to 1 medical group.
What is Kathryn Fontwit's office phone number?
The practice phone on file for Kathryn Fontwit is (415) 206-8000.
What is Kathryn Fontwit's medical license number?
Kathryn Fontwit holds California license PA13637.
Which hospitals is Kathryn Fontwit affiliated with?
Kathryn Fontwit practices at Zuckerberg San Francisco General Hospital and Trauma Center in San Francisco, California.
What medical group is Kathryn Fontwit part of?
Kathryn Fontwit is linked to UCSF Department of Radiology & Biomedical Imaging. Dmand AI links Kathryn Fontwit to 1 more medical group.
Is Kathryn Fontwit board certified?
Yes. Kathryn Fontwit is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
What drugs does Kathryn Fontwit prescribe most?
In 2024 Medicare Part D data, Kathryn Fontwit's most prescribed drugs by claims were Calcium Acetate, Calcitriol and Amlodipine Besylate.
Has Kathryn Fontwit received payments from drug or device companies?
CMS Open Payments shows $20 in general payments to Kathryn Fontwit from 1 company from 2024 to 2024. The largest total came from Fresenius USA Marketing, Inc.
How long has Kathryn Fontwit been practicing?
Kathryn Fontwit's NPI was assigned in 2007.
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