Dr. Yen Hoong Ooi, MD
- Industry payments
- $375
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2010
- Practice address
- 762 59th St, Brooklyn, NY 11220
- Practice phone
- Call (917) 338-6688
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Happiness Pediatrics
Brooklyn, New York
Find Dr. Ooi'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.
Dr. Yen Hoong Ooi is a pediatrician in Brooklyn, New York
Dr. Ooi practices at Happiness Pediatrics in Brooklyn, New York.
Dr. Ooi's NPI, 1659671808, was assigned on October 21, 2010. Dr. Ooi holds New York license 270528.
- NPI
- 1659671808NPI Registry (opens in a new tab)
- NPI enumeration date
- October 21, 2010
- NPI status
- Active
- Practice phone
- (917) 338-6688
- 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
Dr. Yen Hoong Ooi practices at Happiness Pediatrics in Brooklyn, New York
Dr. Ooi's primary practice is Happiness Pediatrics, at 762 59th St, Brooklyn, NY 11220 in Kings County. The practice phone is (917) 338-6688.
- Happiness Pediatrics762 59th St, Brooklyn, NY 11220 · Kings CountyPhone(917) 338-6688
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Yen Hoong Ooi is affiliated with 1 site of care and 1 medical group
Dr. Ooi's primary practice is Happiness Pediatrics in Brooklyn, New York. The medical group on file is Weill Cornell Physicians.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Yen Hoong Ooi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ooi practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Happiness Pediatrics | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Yen Hoong Ooi is one of 4,313 pediatricians in New York
Pediatrics is Dr. Ooi's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Ooi is licensed in New York.
Specialties and state licenses
- Pediatrics, New YorkPrimary
Pediatricians near Dr. Ooi
Counts of pediatricians 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
Dr. Yen Hoong Ooi's patients have a median age of 9
Across all payers, Dmand AI patient panel data puts Dr. Ooi's median patient age at 9, with 49% women.
Dr. Ooi's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 9
Patient panel by sex, all payers
- Women49%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. Yen Hoong Ooi received $375 in industry payments from 2016 to 2025
CMS Open Payments shows 16 general payments to Dr. Ooi from 5 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. GlaxoSmithKline, LLC. paid the most, $214.
General payments to Dr. Ooi by program year, 2016 to 2025
Companies that paid Dr. Ooi the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Yen Hoong Ooi'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) |
| 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 Dr. Yen Hoong Ooi
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Yen Hoong Ooi's NPI number?
Dr. Yen Hoong Ooi's NPI number is 1659671808. It was assigned on October 21, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Yen Hoong Ooi?
Dr. Yen Hoong Ooi is a pediatrician in Brooklyn, New York. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Yen Hoong Ooi practice?
Dr. Ooi practices at 762 59th St, Brooklyn, NY 11220. Dr. Ooi's primary practice is Happiness Pediatrics in Brooklyn, New York.
What is Dr. Yen Hoong Ooi's office phone number?
The practice phone on file for Dr. Ooi is (917) 338-6688.
What is Dr. Yen Hoong Ooi's medical license number?
Dr. Ooi holds New York license 270528.
What medical group is Dr. Yen Hoong Ooi part of?
Dr. Ooi is linked to Weill Cornell Physicians.
Has Dr. Yen Hoong Ooi received payments from drug or device companies?
CMS Open Payments shows $375 in general payments to Dr. Ooi from 5 companies from 2016 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Dr. Yen Hoong Ooi been practicing?
Dr. Ooi's NPI was assigned in 2010.
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