Karen Fong
- Medicare patients, 2024
- 12
- Part D claims, 2024
- 18
- Industry payments
- $2,575
- Affiliated sites
- 2
- Medical group
- 1
- Practice address
- 1520 Stockton Street, San Francisco, CA 94133
- Practice phone
- Call (415) 391-9686
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
North East Medical Services - San Francisco (Stockton St)
FQHC - Main Site · San Francisco, California
Find Karen Fong'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.
Karen Fong is a surgical physician assistant in San Francisco, California
Karen Fong practices at North East Medical Services - San Francisco (Stockton St) in San Francisco, California.
Karen Fong's NPI, 1528789047, was assigned on September 5, 2022. Karen Fong holds California license 63950.
- NPI
- 1528789047NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0547607434
- NPI enumeration date
- September 5, 2022
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (415) 391-9686
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 29
- Medical school graduation
- 2023
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Karen Fong practices at North East Medical Services - San Francisco (Stockton St) in San Francisco, California
Karen Fong's primary practice is North East Medical Services - San Francisco (Stockton St), at 1520 Stockton Street, San Francisco, CA 94133 in San Francisco County. The practice phone is (415) 391-9686.
- North East Medical Services - San Francisco (Stockton St)1520 Stockton Street, San Francisco, CA 94133 · San Francisco CountyPhone(415) 391-9686
Source: Dmand AI Affiliation Data
Karen Fong is affiliated with 2 sites of care and 1 medical group
Karen Fong's primary practice is North East Medical Services - San Francisco (Stockton St) in San Francisco, California. The medical group on file is North East Medical Services (NEMS). Dmand AI also links Karen Fong to 1 more breast imaging center, named with a free account. Karen Fong'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 Karen Fong's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Karen Fong practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| North East Medical Services - San Francisco (Stockton St) | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Karen Fong is one of 883 surgical physician assistants in California
Surgical is Karen Fong's primary specialty in the NPI Registry, under taxonomy code 363AS0400X. Karen Fong is licensed in California.
Specialties and state licenses
- Surgical physician assistant, CaliforniaPrimary
Surgical physician assistants near Karen Fong
Counts of surgical 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
Karen Fong treated 12 Medicare patients in 2024, average age 77
CMS counts 12 Medicare patients who saw Karen Fong in 2024. The largest group is under 65, with 0 patients. Their average risk score is 0.95, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Karen Fong's median patient age at 67, with 54% women.
Karen Fong's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Karen Fong's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women54%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Karen Fong wrote 18 Medicare Part D claims in 2024
In 2024, Karen Fong wrote 18 Medicare Part D claims for 14 patients. 78% of them were for generic drugs.
Karen Fong's Part D claims by kind of drug, 2024
- Generic14 claims78%
- Brand-name and other4 claims22%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Karen Fong takes part in Medicare
Karen Fong 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)
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Karen Fong received $2,575 in industry payments from 2024 to 2025
CMS Open Payments shows 50 general payments to Karen Fong from 21 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 96% of the total. AstraZeneca Pharmaceuticals LP paid the most, $352.
General payments to Karen Fong by program year, 2024 to 2025
General payments to Karen Fong by kind, 2024 to 2025
- Food and beverage$2,47596%
- Education$1004%
Companies that paid Karen Fong 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 Karen Fong'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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 Karen Fong
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Karen Fong's NPI number?
Karen Fong's NPI number is 1528789047. It was assigned on September 5, 2022, and it is active in the NPI Registry.
What does Karen Fong specialize in?
Karen Fong is a surgical physician assistant in San Francisco, California. The primary specialty in the NPI Registry is Surgical Physician Assistant (taxonomy code 363AS0400X).
Where does Karen Fong practice?
Karen Fong practices at 1520 Stockton Street, San Francisco, CA 94133. Karen Fong's primary practice is North East Medical Services - San Francisco (Stockton St) in San Francisco, California. Dmand AI also links Karen Fong to 1 breast imaging center.
What is Karen Fong's office phone number?
The practice phone on file for Karen Fong is (415) 391-9686.
What is Karen Fong's medical license number?
Karen Fong holds California license 63950.
What medical group is Karen Fong part of?
Karen Fong is linked to North East Medical Services (NEMS).
Does Karen Fong accept Medicare?
Yes. CMS lists Karen Fong as accepting Medicare assignment.
How many Medicare patients does Karen Fong see?
CMS counts 12 Medicare patients who saw Karen Fong in 2024, with an average age of 77.
Has Karen Fong received payments from drug or device companies?
CMS Open Payments shows $2,575 in general payments to Karen Fong from 21 companies from 2024 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Karen Fong been practicing?
Karen Fong graduated from medical school in 2023, 3 years ago.
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