Sylvia Szewan Ng, NP
- Industry payments
- $68
- Affiliated sites
- 2
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2018
- Practice address
- 925 S Garfield Ave, Alhambra, CA 91801
- Practice phone
- Call (626) 282-0282
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
AMG, a Professional Medical Corporation
Alhambra, California
Find Sylvia Ng'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.
Sylvia Szewan Ng is a family nurse practitioner in Alhambra, California
Sylvia Ng practices at AMG, a Professional Medical Corporation in Alhambra, California.
Sylvia Ng's NPI, 1679076855, was assigned on March 14, 2018. Sylvia Ng holds California license 95008523.
- NPI
- 1679076855NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3072082601
- NPI enumeration date
- March 14, 2018
- NPI status
- Active
- Practice phone
- (626) 282-0282
- 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 Practice Data
Sylvia Szewan Ng practices at AMG, a Professional Medical Corporation in Alhambra, California
Sylvia Ng's primary practice is AMG, a Professional Medical Corporation, at 925 S Garfield Ave, Alhambra, CA 91801 in Los Angeles County. The practice phone is (626) 282-0282.
- AMG, a Professional Medical Corporation925 S Garfield Ave, Alhambra, CA 91801 · Los Angeles CountyPhone(626) 282-0282
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Sylvia Szewan Ng is affiliated with 3 sites of care and 2 medical groups
Sylvia Ng's primary practice is AMG, a Professional Medical Corporation in Alhambra, California. The medical group on file is AMG Medical Group. Dmand AI also links Sylvia Ng to 2 more group practices and clinics and 1 medical group, each 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 Sylvia Szewan Ng's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Sylvia Ng practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| AMG, a Professional Medical Corporation | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Sylvia Szewan Ng is one of 13,532 family nurse practitioners in California
Family is Sylvia Ng's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Sylvia Ng is board certified in family nurse practitioner by the American Nurses Credentialing Center. Sylvia Ng is licensed in California.
Specialties and state licenses
- Family nurse practitioner, CaliforniaPrimary
Family nurse practitioners near Sylvia Ng
Counts of family nurse practitioners 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
Sylvia Szewan Ng's patients have a median age of 78
Across all payers, Dmand AI patient panel data puts Sylvia Ng's median patient age at 78, with 47% women.
Sylvia Ng's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 78
Patient panel by sex, all payers
- Women47%
- Men53%
Source: Dmand AI Patient Panel Data
Sylvia Szewan Ng received $68 in industry payments in 2025
CMS Open Payments shows 4 general payments to Sylvia Ng from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $68.
Companies that paid Sylvia Ng the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sylvia Szewan Ng is board certified in family nurse practitioner
- Board certified in family nurse practitioner
- Board certified in ancc family nurse practitioner board certification (fnp-bc)
Source: Dmand AI Professional Profile Data
Sources for Sylvia Szewan Ng'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 |
| 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 Sylvia Szewan Ng
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Sylvia Szewan Ng's NPI number?
Sylvia Szewan Ng's NPI number is 1679076855. It was assigned on March 14, 2018, and it is active in the NPI Registry.
What does Sylvia Szewan Ng specialize in?
Sylvia Szewan Ng is a family nurse practitioner in Alhambra, California. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Sylvia Szewan Ng practice?
Sylvia Ng practices at 925 S Garfield Ave, Alhambra, CA 91801. Sylvia Ng's primary practice is AMG, a Professional Medical Corporation in Alhambra, California. Dmand AI also links Sylvia Ng to 2 group practices and clinics and 1 medical group.
What is Sylvia Szewan Ng's office phone number?
The practice phone on file for Sylvia Ng is (626) 282-0282.
What is Sylvia Szewan Ng's medical license number?
Sylvia Ng holds California license 95008523.
What medical group is Sylvia Szewan Ng part of?
Sylvia Ng is linked to AMG Medical Group. Dmand AI links Sylvia Ng to 1 more medical group.
Is Sylvia Szewan Ng board certified?
Yes. Sylvia Ng is board certified in family nurse practitioner by the American Nurses Credentialing Center.
Has Sylvia Szewan Ng received payments from drug or device companies?
CMS Open Payments shows $68 in general payments to Sylvia Ng from 1 company from 2025 to 2025. The largest total came from Amgen Inc.
How long has Sylvia Szewan Ng been practicing?
Sylvia Ng's NPI was assigned in 2018.
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